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LED TV
SERVICE MANUAL
CHASSIS : LD55T
MODEL : 32LF550U
32LF550U-ZA
32LF551C
32LF551C-ZA
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL68646111 (1503-REV00) Printed in Korea
CONTENTS
CONTENTS .............................................................................................. 2
SAFETY PRECAUTIONS ........................................................................ 3
SERVICING PRECAUTIONS ................................................................... 4
SPECIFICATION ...................................................................................... 6
ADJUSTMENT INSTRUCTION ............................................................. 11
BLOCK DIAGRAM ................................................................................. 17
EXPLODED VIEW .................................................................................. 21
SCHEMATIC CIRCUIT DIAGRAM ........................................... APPENDIX
TROUBLE SHOOTING GUIDE ................................................ APPENDIX
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 2 LGE Internal Use Only
SAFETY PRECAUTIONS
IMPORTANT SAFETY NOTICE
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the
Schematic Diagram and Exploded View.
It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent
Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
General Guidance
An isolation Transformer should always be used during the servicing of a receiver whose chassis is not isolated from the AC power line. Use a transformer of adequate power rating as this protects the technician from accidents resulting in personal injury from electrical shocks.
It will also protect the receiver and it's components from being damaged by accidental shorts of the circuitry that may be inadvertently introduced during the service operation.
If any fuse (or Fusible Resistor) in this TV receiver is blown, replace it with the specified.
When replacing a high wattage resistor (Oxide Metal Film Resistor, over 1 W), keep the resistor 10 mm away from PCB.
Keep wires away from high voltage or high temperature parts.
Before returning the receiver to the customer,
Always perform an AC leakage current check on the exposed metallic parts of the cabinet, such as antennas, terminals, etc., to be sure the set is safe to operate without damage of electrical shock.
Leakage Current Cold Check(Antenna Cold Check)
With the instrument AC plug removed from AC source, connect an electrical jumper across the two AC plug prongs. Place the AC switch in the on position, connect one lead of ohm-meter to the AC plug prongs tied together and touch other ohm-meter lead in turn to each exposed metallic parts such as antenna terminals, phone jacks, etc.
If the exposed metallic part has a return path to the chassis, the measured resistance should be between 1 MΩ and 5.2 MΩ.
When the exposed metal has no return path to the chassis the reading must be infinite.
An other abnormality exists that must be corrected before the receiver is returned to the customer.
Leakage Current Hot Check
(See below Figure)
Plug the AC cord directly into the AC outlet.
Do not use a line Isolation Transformer during this check.
Connect 1.5 K / 10 watt resistor in parallel with a 0.15 uF capacitor between a known good earth ground (Water Pipe, Conduit, etc.) and the exposed metallic parts.
Measure the AC voltage across the resistor using AC voltmeter with 1000 ohms/volt or more sensitivity.
Reverse plug the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part. Any voltage measured must not exceed 0.75 volt RMS which is corresponds to
0.5 mA.
In case any measurement is out of the limits specified, there is possibility of shock hazard and the set must be checked and repaired before it is returned to the customer.
Leakage Current Hot Check circuit
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 3 LGE Internal Use Only
SERVICING PRECAUTIONS
CAUTION: Before servicing receivers covered by this service manual and its supplements and addenda, read and follow the
SAFETY PRECAUTIONS on page 3 of this publication.
NOTE: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions on page 3 of this publication, always follow the safety precautions. Remember: Safety First.
General Servicing Precautions
1. Always unplug the receiver AC power cord from the AC power source before; a. Removing or reinstalling any component, circuit board module or any other receiver assembly.
b. Disconnecting or reconnecting any receiver electrical plug or other electrical connection.
c. Connecting a test substitute in parallel with an electrolytic capacitor in the receiver.
CAUTION: A wrong part substitution or incorrect polarity installation of electrolytic capacitors may result in an explosion hazard.
2. Test high voltage only by measuring it with an appropriate high voltage meter or other voltage measuring device (DVM,
FETVOM, etc) equipped with a suitable high voltage probe.
Do not test high voltage by "drawing an arc".
3. Do not spray chemicals on or near this receiver or any of its assemblies.
4. Unless specified otherwise in this service manual, clean electrical contacts only by applying the following mixture to the contacts with a pipe cleaner, cotton-tipped stick or comparable non-abrasive applicator; 10 % (by volume) Acetone and 90 %
(by volume) isopropyl alcohol (90 % - 99 % strength)
CAUTION: This is a flammable mixture.
Unless specified otherwise in this service manual, lubrication of contacts in not required.
5. Do not defeat any plug/socket B+ voltage interlocks with which receivers covered by this service manual might be equipped.
6. Do not apply AC power to this instrument and/or any of its electrical assemblies unless all solid-state device heat sinks are correctly installed.
7. Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead.
Always remove the test receiver ground lead last.
8. Use with this receiver only the test fixtures specified in this service manual.
CAUTION: Do not connect the test fixture ground strap to any heat sink in this receiver.
Electrostatically Sensitive (ES) Devices
Some semiconductor (solid-state) devices can be damaged easily by static electricity. Such components commonly are called
Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip” components. The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity.
1. Immediately before handling any semiconductor component or semiconductor-equipped assembly, drain off any electrostatic charge on your body by touching a known earth ground. Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be removed to prevent potential shock reasons prior to applying power to the unit under test.
2. After removing an electrical assembly equipped with ES devices, place the assembly on a conductive surface such as aluminum foil, to prevent electrostatic charge buildup or exposure of the assembly.
3. Use only a grounded-tip soldering iron to solder or unsolder
ES devices.
4. Use only an anti-static type solder removal device. Some solder removal devices not classified as “anti-static” can generate electrical charges sufficient to damage ES devices.
5. Do not use freon-propelled chemicals. These can generate electrical charges sufficient to damage ES devices.
6. Do not remove a replacement ES device from its protective package until immediately before you are ready to install it.
(Most replacement ES devices are packaged with leads electrically shorted together by conductive foam, aluminum foil or comparable conductive material).
7. Immediately before removing the protective material from the leads of a replacement ES device, touch the protective material to the chassis or circuit assembly into which the device will be installed.
CAUTION: Be sure no power is applied to the chassis or circuit, and observe all other safety precautions.
8. Minimize bodily motions when handling unpackaged replacement ES devices. (Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity sufficient to damage an ES device.)
General Soldering Guidelines
1. Use a grounded-tip, low-wattage soldering iron and appropriate tip size and shape that will maintain tip temperature within the range or 500 °F to 600 °F.
2. Use an appropriate gauge of RMA resin-core solder composed of 60 parts tin/40 parts lead.
3. Keep the soldering iron tip clean and well tinned.
4. Thoroughly clean the surfaces to be soldered. Use a mall wirebristle (0.5 inch, or 1.25 cm) brush with a metal handle.
Do not use freon-propelled spray-on cleaners.
5. Use the following unsoldering technique a. Allow the soldering iron tip to reach normal temperature.
(500 °F to 600 °F) b. Heat the component lead until the solder melts.
c. Quickly draw the melted solder with an anti-static, suctiontype solder removal device or with solder braid.
CAUTION: Work quickly to avoid overheating the circuit board printed foil.
6. Use the following soldering technique.
a. Allow the soldering iron tip to reach a normal temperature
(500 °F to 600 °F) b. First, hold the soldering iron tip and solder the strand against the component lead until the solder melts.
c. Quickly move the soldering iron tip to the junction of the component lead and the printed circuit foil, and hold it there only until the solder flows onto and around both the component lead and the foil.
CAUTION: Work quickly to avoid overheating the circuit board printed foil.
d. Closely inspect the solder area and remove any excess or splashed solder with a small wire-bristle brush.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 4 LGE Internal Use Only
IC Remove/Replacement
Some chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and then bent flat against the circuit foil. When holes are the slotted type, the following technique should be used to remove and replace the IC. When working with boards using the familiar round hole, use the standard technique as outlined in paragraphs 5 and 6 above.
Removal
1. Desolder and straighten each IC lead in one operation by gently prying up on the lead with the soldering iron tip as the solder melts.
2. Draw away the melted solder with an anti-static suction-type solder removal device (or with solder braid) before removing the IC.
Replacement
1. Carefully insert the replacement IC in the circuit board.
2. Carefully bend each IC lead against the circuit foil pad and solder it.
3. Clean the soldered areas with a small wire-bristle brush.
(It is not necessary to reapply acrylic coating to the areas).
"Small-Signal" Discrete Transistor
Removal/Replacement
1. Remove the defective transistor by clipping its leads as close as possible to the component body.
2. Bend into a "U" shape the end of each of three leads remaining on the circuit board.
3. Bend into a "U" shape the replacement transistor leads.
4. Connect the replacement transistor leads to the corresponding leads extending from the circuit board and crimp the "U" with long nose pliers to insure metal to metal contact then solder each connection.
Power Output, Transistor Device
Removal/Replacement
1. Heat and remove all solder from around the transistor leads.
2. Remove the heat sink mounting screw (if so equipped).
3. Carefully remove the transistor from the heat sink of the circuit board.
4. Insert new transistor in the circuit board.
5. Solder each transistor lead, and clip off excess lead.
6. Replace heat sink.
Diode Removal/Replacement
1. Remove defective diode by clipping its leads as close as possible to diode body.
2. Bend the two remaining leads perpendicular y to the circuit board.
3. Observing diode polarity, wrap each lead of the new diode around the corresponding lead on the circuit board.
4. Securely crimp each connection and solder it.
5. Inspect (on the circuit board copper side) the solder joints of the two "original" leads. If they are not shiny, reheat them and if necessary, apply additional solder.
Fuse and Conventional Resistor
Removal/Replacement
1. Clip each fuse or resistor lead at top of the circuit board hollow stake.
2. Securely crimp the leads of replacement component around notch at stake top.
3. Solder the connections.
CAUTION: Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures.
Circuit Board Foil Repair
Excessive heat applied to the copper foil of any printed circuit board will weaken the adhesive that bonds the foil to the circuit board causing the foil to separate from or "lift-off" the board. The following guidelines and procedures should be followed whenever this condition is encountered.
At IC Connections
To repair a defective copper pattern at IC connections use the following procedure to install a jumper wire on the copper pattern side of the circuit board. (Use this technique only on IC connections).
1. Carefully remove the damaged copper pattern with a sharp knife. (Remove only as much copper as absolutely necessary).
2. Carefully scratch away the solder resist and acrylic coating (if used) from the end of the remaining copper pattern.
3. Bend a small "U" in one end of a small gauge jumper wire and carefully crimp it around the IC pin. Solder the IC connection.
4. Route the jumper wire along the path of the out-away copper pattern and let it overlap the previously scraped end of the good copper pattern. Solder the overlapped area and clip off any excess jumper wire.
At Other Connections
Use the following technique to repair the defective copper pattern at connections other than IC Pins. This technique involves the installation of a jumper wire on the component side of the circuit board.
1. Remove the defective copper pattern with a sharp knife.
Remove at least 1/4 inch of copper, to ensure that a hazardous condition will not exist if the jumper wire opens.
2. Trace along the copper pattern from both sides of the pattern break and locate the nearest component that is directly connected to the affected copper pattern.
3. Connect insulated 20-gauge jumper wire from the lead of the nearest component on one side of the pattern break to the lead of the nearest component on the other side.
Carefully crimp and solder the connections.
CAUTION: Be sure the insulated jumper wire is dressed so the it does not touch components or sharp edges.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 5 LGE Internal Use Only
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
1. Application range
This specification is applied to the LED TV used LD55T chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
1) Temperature: 25 °C ± 5 °C(77 °F ± 9 °F), CST: 40 °C ± 5 °C
2) Relative Humidity: 65 % ± 10 %
3) Power Voltage
: Standard input voltage (AC 100-240 V~, 50/60 Hz)
* Standard Voltage of each products is marked by models.
4) Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM.
5) The receiver must be operated for about 5 minutes prior to the adjustment.
3. Test method
1) Performance: LGE TV test method followed
2) Demanded other specification
- Safety : CE, IEC specification
- EMC : CE, IEC specification
4. Model General Specification
No.
1 Market
Item Specification
EU(PAL Market-37Countries)
Remarks
DTV & Analog (Total 37 countries)
DTV (MPEG2/4, DVB-T) :37 countries
UK/Italy/Germany/France/Spain/Sweden/Finland/Netherlands/ Belgium/Luxemburg/ Greece/Denmark/Czech/
Austria /Hungary/Swiss/Croatia/TurkeyNorway/Slovenia/
Poland/Ukraine/Portugal/Ireland/Morocco/Latvia/Estonia/
Lithania/Rumania/Bulgaria/Russia/SlovakiaBosnia/Serbia/
Albania/Kazakhstan/Belarus
DTV (MPEG2/4, DVB-T2): 8 countries
UK/Denmark/Sweden/Finland/Norway/Ireland/Ukraine/
Kazakhstan
DTV (MPEG2/4, DVB-C): 37 countries
UK/Italy/Germany/France/Spain/Sweden/Finland/Netherlands/ Belgium/Luxemburg/ Greece/Denmark/Czech/Austria /Hungary/Swiss/Croatia/TurkeyNorway/Slovenia/Poland
/Ukraine/Portugal/Ireland/Morocco/Latvia/Estonia/Lithania/
Rumania/Bulgaria/Russia/SlovakiaBosnia/Serbia/Albania/
Kazakhstan/Belarus
DTV (MPEG2/4,DVB-S): 29 countries
Italy/Germany/France/Spain/Netherlands/ Belgium/Luxemburg/Greece/Czech/Austria /Hungary/Swiss/Croatia/Turkey/
Slovenia/Poland/Portugal/ Morocco/Latvia/Estonia/Lithania/
Rumania/Bulgaria/Russia/Slovakia/Bosnia/Serbia/Albania/
Belarus
Supported satellite : 22 satellites
HISPASAT 1C/1D, ATLANTIC BIRD 2, NILESAT 101/102,
ATLANTIC BIRD 3, AMOS 2/3, THOR 5/6, IRIUS 4,
EUTELSAT-W3A, EUROBIRD 9A, EUTELSAT-W2A,
HOTBIRD 6/8/9, EUTELSAT-SESAT, ASTRA 1L/H/M/
KR, ASTRA 3A/3B, BADR 4/6, ASTRA 2D, EUROBIRD 3,
EUTELSAT-W7, HELLASSAT 2, EXPRESS AM1, TURK-
SAT 2A/3A, INTERSAT10
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 6 LGE Internal Use Only
No.
Item Specification
Analogue TV
1) PAL-B/G/D/K/I
2) SECAM-B/G/D/K/I, SECAM L/L’
2 Broadcasting system
Digital TV
1) DVB-T
2) DVB-C
3
4
11
12
Receiving system
Scart Jack (1EA)
5
Component & AV
Common port (1EA)
6 HDMI Input (2EA)
7 Audio Input (1EA)
8 SDPIF out (1EA)
9 Earphone out (1EA)
10 USB (1EA)
DVB
Ethernet (1EA)
Remarks
Analogue TV :
(RF) VHF: E2 to E12, UHF : E21 to E69
(CATV) S1 to S20, HYPER: S21 to S47
Digital TV : VHF, UHF
Satellite Digital TV
1) DVB-T/T2
2) DVB-C
3) DVB-S/S2
Satellite TV :
VHF, UHF,
C-Band, Ku-Band
► DVB-T
- Guard Interval(Bitrate_Mbit/s) : 1/4, 1/8, 1/16, 1/32
- Modulation : Code Rate
QPSK : 1/2, 2/3, 3/4, 5/6, 7/8
16-QAM : 1/2, 2/3, 3/4, 5/6, 7/8
64-QAM : 1/2, 2/3, 3/4, 5/6, 7/8
Analog : Upper Heterodyne
Digital : COFDM, QAM
► DVB-T2
- Guard Interval(Bitrate_Mbit/s)
: 1/4, 1/8, 1/16, 1/32, 1/128, 19/128, 19/256,
- Modulation : Code Rate
QPSK : 1/2, 2/5, 2/3, 3/4, 5/6
16-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
64-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
256-QAM : 1/2, 2/5, 2/3, 3/4, 5/6
► DVB-C
- Symbolrate : 4.0Msymbols/s to 7.2Msymbols/s
- Modulation : 16QAM, 64-QAM, 128-QAM and 256-QAM
PAL, SECAM
► DVB-S/S2
- symbolrate
DVB-S2 (8PSK / QPSK) : 2 ~ 45Msymbol/s
DVB-S (QPSK) : 2 ~ 45Msymbol/s
- viterbi
DVB-S mode : 1/2, 2/3, 3/4, 5/6, 7/8
DVB-S2 mode : 1/2, 2/3, 3/4, 3/5, 4/5, 5/6, 8/9, 9/10
Scart 1 Jack is Full scart and support RF-OUT(analog). EU only
Video Input RCA (PAL, SECAM, NTSC) 4 System : PAL, SECAM, NTSC, PAL60
Component Input (Y/Cb/Cr, Y/Pb/Pr)
HDMI1/2-DTV Support HDCP
Component & AV
SPDIF out
Component & AV’s audio input is used by common port.
LF62/LF57/LF56/LF55 Series
Antenna, AV1, AV2, Component,
HDMI1, HDMI2, USB
EMF, DivX HD, For SVC (download)
LF62/LF57/LF56 Series
DVB-T
DVB-C
DVB-S
DLNA(Wired, DMP only)
JPEG, MP3, DivX HD
CI : UK, Finland, Denmark, Norway, Sweden, Russia, Spain,
Ireland, Luxemburg, Belgium, Netherland
CI+ : France(Canal+), Italy(DGTVi)
CI : Switzerland, Austria, Slovenia, Hungary, Bulgaria
CI+ : Switzerland(UPC,Cablecom), Netherland(Ziggo),
Germany(KDG,CWB), Finland(labwise)
CI + : Germany(Astra HD+ )
Only UK T2 Model (LF57/LF56/LF55/LF54) : for MHEG
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 7 LGE Internal Use Only
5. Video resolutions (2D)
5.1. Component Input (Y, C
B
/P
B
, C
R
/P
R
)
No.
Resolution H-freq(kHz) V-freq(Hz)
1 720*576 15.625
50.00
2 720*480
3 720*480
4 720*576
5 720*480
6 720*480
7 1280*720
8 1280*720
9 1280*720
10 1920*1080
11 1920*1080
12 1920*1080
13 1920*1080
14 1920*1080
15 1920*1080
16 1920*1080
17 1920*1080
18 1920*1080
19 1920*1080
15.73
15.73
31.25
31.50
31.47
37.50
45.00
44.96
28.12
33.75
33.72
56.25
67.50
67.43
27.00
26.97
33.75
33.71
60.00
59.94
50.00
60.00
59.94
50.00
60.00
59.94
50.00
60.00
59.94
50.00
60.00
59.94
24.00
23.94
30.00
29.97
13.5
Pixel clock(MHz)
13.5135
13.50
27.00
27.027
27.00
74.25
74.25
74.176
74.25
74.25
74.176
148.50
148.50
148.352
74.25
74.176
74.25
74.176
Proposed
SDTV ,DVD 576I
SDTV ,DVD 480I
SDTV ,DVD 480I
SDTV 576P
SDTV 480P
SDTV 480P
HDTV 720P
HDTV 720P
HDTV 720P
HDTV 1080I
HDTV 1080I
HDTV 1080I
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 8 LGE Internal Use Only
5.2. HDMI Input(PC/DTV)
11
12
13
8
9
10
14
15
16
17
18
5
6
7
2
3
4
7
8
9
DTV
1
No.
PC(DVI)
1
4
5
2
3
6
Resolution
640*350
720*400
640*480
800*600
1024*768
1152*864
1360*768
1280*1024
1920*1080
640*480
640*480
720*480
720*480
720*576
1280*720
1280*720
1280*720
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
H-freq(kHz)
31.468
31.469
31.469
37.879
48.363
54.348
47.712
63.981
67.50
44.96
28.12
33.75
33.72
56.25
67.50
31.46
31.50
31.47
31.50
31.25
37.50
45.00
67.43
27.00
26.97
33.75
33.71
V-freq.(Hz)
70.09
70.08
59.94
60.31
60.00
60.053
60.015
60.020
60.00
59.94
50.00
60.00
59.94
50.00
60.00
59.94
60.00
59.94
60.00
50.00
50.00
60.00
59.94
24.00
23.97
30.00
29.97
Pixel clock(MHz)
25.17
28.32
25.17
40.00
65.00
80.00
85.50
108.0
148.5
25.125
25.125
27.00
27.027
27.00
74.25
74.25
74.176
74.25
74.25
74.176
148.50
148.50
148.35
74.25
74.175
74.25
74.175
Proposed
DDC
EGA
DOS
VESA(VGA)
VESA(SVGA)
VESA(XGA)
VESA
VESA (WXGA)
VESA (SXGA)
HDTV 1080P
SDTV 480P
SDTV 480P
SDTV 480P
SDTV 480P
SDTV 576P(DVB)
HDTV 720P(DVB)
HDTV 720P
HDTV 720P
HDTV 1080I(DVB)
HDTV 1080I
HDTV 1080I
HDTV 1080P(DVB)
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
HDTV 1080P
O
O
O
X
O
O
O
O
O
Remark
FHD only
FHD only
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 9 LGE Internal Use Only
6. Video resolutions (3D)
6.1. HDMI Input
3
4
5
No.
1
2
8
9
6
7
Resolution
1280*720
1280*720
1280*720
1280*720
1920*1080
1920*1080
1920*1080
1920*1080
1920*1080
H-freq(kHz)
37.50
45
75
89.90 / 90
28.12
33.70
27.00
33.70
53.95 / 54
V-freq(Hz)
50
60
50
59.94 / 60
50
60
24
30
23.98 / 24
10 1920*1080 56.30
50
Pixel clock(MHz)
74.25
74.25
148.5
148.35/148.5
74.25
74.25
74.25
89.1
148.35/148.5
148.5
11 1920*1080 67.50
60 148.5
Proposed
HDTV 720P
HDTV 720P
HDTV 720P
HDTV 720P
HDTV 1080i
3D input proposed mode
Side by Side(half), Top and Bottom,
Side by Side(half), Top and Bottom,
Frame packing
Frame packing
Side by Side(half), Top and Bottom
HDTV 1080i Side by Side(half), Top and Bottom
HDTV 1080P Side by Side(half), Top and Bottom,
HDTV 1080P Side by Side(half), Top and Bottom
HDTV 1080P Frame packing
HDTV 1080P
HDTV 1080P
Side by Side(half), Top and bottom,
Single frame sequential
Side by Side(half), Top and bottom,
Single frame sequential
6.2. DTV Input
No.
Resolution
1.
1280*720
2.
1920*1080
H-freq(kHz)
37.500
28.125
V-freq.(Hz)
50
50
Pixel clock(MHz)
74.25
74.25
Proposed
HDTV 720P
HDTV 1080I
3D input proposed mode
Side by Side, Top & Bottom
Side by Side, Top & Bottom
6.3. USB Input
No.
Resolution
1.
1920*1080
H-freq(kHz)
33.75
V-freq.(Hz)
30
Pixel clock(MHz)
74.25
Proposed
HDTV 1080P
3D input proposed mode
Side by Side, Top & Bottom,JPS,
MPO(Photo)
6.4. 3D Input mode
No.
Side by Side Top & Bottom Single Frame Sequential
1
Frame Packing
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 10 LGE Internal Use Only
ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LED TV with
LD55T chassis.
(4) Click "Connect" tab. If "Can't" is displayed, check connection between computer, jig, and set.
(2) (3)
2. Designation
(1) The adjustment is according to the order which is designated and which must be followed, according to the plan which can be changed only on agreeing.
(2) Power adjustment : Free Voltage.
(3) Magnetic Field Condition: Nil.
(4) Input signal Unit: Product Specification Standard.
(5) Reserve after operation : Above 5 Minutes (Heat Run)
Temperature : at 25 °C ± 5 °C
Relative humidity : 65 ± 10 %
Input voltage : 220 V, 60 Hz
(6) Adjustment equipments: Color Analyzer(CA-210 or CA-110),
DDC Adjustment Jig, Service remote control.
(7) Push the "IN STOP" key - For memory initialization.
Please Check the Speed :
To use speed between from 200KHz to 400KHz
(5) Click "Auto" tab and set as below.
(6) Click "Run".
(7) After downloading, check "OK" message.
Case1 : Software version up
1. After downloading S/W by USB , TV set will reboot automatically.
2. Push “In-stop” key.
3. Push “Power on” key.
4. Function inspection
5. After function inspection, Push “In-stop” key.
Case2 : Function check at the assembly line
1. When TV set is entering on the assembly line, Push
“In-stop” key at first.
2. Push “Power on” key for turning it on.
→ If you push “Power on” key, TV set will recover channel information by itself.
3. After function inspection, Push “In-stop” key.
(4) filexxx.bin
(6)
(5)
(7)...........OK
3. Main PCB check process
▪ APC - After Manual-Insert, executing APC
* Boot file Download
(1) Execute ISP program "Mstar ISP Utility" and then click
"Config" tab.
(2) Set as below, and then click "Auto Detect" and check "OK" message.
If "Error" is displayed, check connection between computer, jig, and set.
(3) Click "Read" tab, and then load download file(XXXX.bin) by clicking "Read".
* USB DOWNLOAD
(1) Put the USB Stick to the USB socket.
(2) Automatically detecting update file in USB Stick.
- If your downloaded program version in USB Stick is Low, it didn't work. But your downloaded version is High, USB data is automatically detecting.
(3) Show the message "Copying files from memory".
(4) Updating is starting.
(1) filexxx.bin
(5) Updating Completed, The TV will restart automatically in 5 seconds.
(6) If your TV is turned on, check your updated version and
Tool option. (explain the Tool option, next stage)
* If downloading version is more high than your TV have, TV can lost all channel data. In this case, you have to channel recover. if all channel data is cleared, you didn’t have a DTV/
ATV test on production line.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 11 LGE Internal Use Only
* After downloading, have to adjust Tool Option again.
(1) Push "IN-START" key in service remote control.
(2) Select "Tool Option 1" and push "OK" key.
(3) Punch in the number. (Each model has their number)
(4) Completed selecting Tool option.
MODEL
SHARP
LGD
Tool
Option1
3111
39
Tool
Option2
455
455
Tool
Option3
2752
2752
Tool
Option4
34144
34144
Tool
Option5
518
1538
Tool
Option6
2320
2320
3.1. ADC Process(Optional)
* If ADC processes as OTP, There is no need to proceed internal ADC.
- Enter Service Mode by pushing "ADJ" key,
- Enter Internal ADC mode by pushing "►" key at "8. ADC
Calibration".
EZ ADJUST
ADC Calibration
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option5
5. Tool Option6
6. Country Group
7. Area Option
8.ADC Calibration
9. White Balance
10. 10 Point WB
11. Test Pattern
12 EDID D/L
13. Sub B/C
14. Ext. Input Adjust
►
ADC Comp 480i
ADC Comp 1080p
ADC Type ◄
OK
OK
OTP ►
Start Reset
<Caution> Using "P-ONLY" key of the Adjustment remote control, power on TV.
* ADC Calibration Protocol (RS232)
No.
Enter Adjust
MODE
ADC adjust
Item
Adjust
‘Mode In’
ADC
Adjust
CMD 1 CMD 2 Data 0
A
A
A
D
0 0 When transfer the ‘Mode In’,
1 0 Automatically adjustment
Adjust Sequence
▪ aa 00 00 [Enter Adjust Mode]
▪ xb 00 40 [Component Input]
▪ ad 00 10 [Adjust 480i & 1080p Comp]
▪ aa 00 90 End Adjust mode
* Required equipment : Adjustment remote control.
3.2. EDID Download
▪ After enter Service Mode by pushing "ADJ" key.
▪ Enter EDID D/L menu.
▪ Enter "START" by pushing "OK" key.
EZ ADJUST EDID D/L
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option5
5. Tool Option6
6. Country Group
7. Area Option
8. ADC Calibration
9. White Balance
10. 10 Point WB
11. Test Pattern
12. EDID D/L
13. Sub B/C
14. Ext. Input Adjust
►
HDMI1 NG
HDMI2 NG
Start Reset
<Caution> Never connect HDMI cable when EDID downloaded.
3.3. EDID data
(1) 2D HD Model HDMI EDID data
0 1 2 3 4 5 6 7 8 9 A B C D E F
00 00 FF FF FF FF FF FF 00 1E 6D
10 c a b
01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26
20 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 01 01
30 01 01 01 01 01 01 66 21 50 B0 51 00 1B 30 40 70
40 36 00 40 84 63 00 00 1E 64 19 00 40 41 00 26 30
50 18 88 36 00 40 84 63 00 00 18 00 00 00 FD 00 3A
60 3E 1E 53 10 00 0A 20 20 20 20 20 20 d
70 d 01 e
80 02 03 22 F1 4E 10 1F 04 93 05 14 03 02 12 20 21
90 22 15 01 26 15 07 50 09 57 07
A0 f f
01 1D 80 18 71 1C 16 20 58 2C 25 00 A0 5A
B0 00 00 00 9E 01 1D 00 72 51 D0 1E 20 6E 28 55 00
C0 20 C2 31 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E
D0 96 00 A0 5A 00 00 00 18 02 3A 80 18 71 38 2D 40
E0 58 2C 45 00 A0 5A 00 00 00 1E 00 00 00 00 00 00
F0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 e
(2) Detail EDID Options are below a. Product ID
MODEL NAME
HD/FHD Model
HEX
0001
EDID Table
01 00
DDC Function
Analog/Digital b. Serial No: Controlled on production line.
c. Month, Year: ex) Week : '01' -> '01'
Year : '2015' -> '19' fix d. Model Name(Hex): cf) TV set’s model name in EDID data is below.
Model name MODEL NAME(HEX)
LG TV 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 (LG TV) e. Checksum: Changeable by total EDID data.
EDID C/S data
Check sum
(Hex)
Block 0
Block 1
HD
HDMI
74
5B (HDMI1)
4B (HDMI2) f. Vendor Specific(HDMI)
INPUT
HDMI1
Model name(HEX)
67 03 0C 00 10 00 80 1E
HDMI2 67 03 0C 00 20 00 80 1E
3.4. Function Check
- Check display and sound
■ Check Input and Signal items.
1) TV
2) AV (SCART / CVBS)
3) COMPONENT (480i)
4) HDMI
* Display and Sound check is executed by Remote control.
<Caution>
Not to push the INSTOP key after completion if the function inspection.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 12 LGE Internal Use Only
4. Total Assembly line process
4.1. White Balance adjustment
▪ W/B Equipment condition
CA210 : LED → CH14, Test signal: Inner pattern(80IRE)
▪ Above 5 minutes H/run in the inner pattern. (“power on” key of adjust remote control)
▪ If it is executed W/B adjustment in 2~3 minutes H/run, it is adjusted by Target data.
Mode Temp Coordinate spec
Cool
Medium
Warm
9,300 K
6,500 K
X=0.286 (± 0.002)
Y=0.289 (± 0.002)
X=0.313 (± 0.002)
Y=0.329 (± 0.002)
Target
X=0.278
Y=0.280
X=0.293
Y=0.299
X=0.320
Y=0.339
1
4
5
2
3
6
7
8
9
▪ Normal line(LGD/CMI, March ~ December for Gumi, Global)
Aging time
(Min)
0-2
3-5
6-9
10-19
20-35
36-49 x
Cool y
Medium x y x
Warm y
271 270 286 289 313 329
282 289 297 308 324 348
281 287 296
279 284 294
277 280 292
275 277 290
274 274 289
306
303
299
296
293
323
321
319
317
316
346
343
339
336
333
50-79
80-119
273 272 288
272 271 287
291
290
315
314
331
330
Over 120 271 270 286 289 313 329
8
9
6
7
4
5
2
3
▪ Normal line(LGD/CMI, January ~ February for Gumi, Apply not Cinema Screen)
Cool Medium Warm
Aging time
(Min) x
271 y
270 x
286 y
289 x
313 y
329
1 0-2 286 295 301 314 328 354
3-5
6-9
10-19
20-35
284 290 299
282 287 297
279 283 294
276 278 291
309
306
302
297
326
324
321
318
349
346
342
337
36-49
50-79
274 275 289 294 316 334
273 272 288 291 315 331
80-119 272 271 287 290 314 330
Over 120 271 270 286 289 313 329
7
8
5
6
3
4
1
2
9
▪ Aging chamber(LGD/CMI)
Aging time
(Min)
0-5
6-10
11-20
21-30
31-40
41-50
51-80
81-119 x
Cool y
Medium x y x
Warm y
271 270 285 293 313 329
280 285 294 308 319 340
276 280 290 303 315 335
272 275 286 298 311 330
269 272 283 295 308 327
267 268 281 291 306 323
266 265 280 288 305 320
265 263 279 286 304 318
264 261 278 284 303 316
Over 120 264 260 278 283 303 315
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
▪ Use only AUO/Sharp/CSOT(Cool temp Spec is 13000 K) spec x
271 target 278
Cool y
270
280 x
Medium
286
293 y
289
299 x
313
320
Warm y
329
339
▪ W/B information
Model information W/B information
Model Module Panel Backlight Type Using W/B table
All All All Direct LED O
* Connecting picture of the measuring instrument
(On Automatic control)
Inside PATTERN is used when W/B is controlled. Connect to auto controller or push Adjustment R/C P-ONLY → Enter the mode of White-Balance, the pattern will come out.
Full White Pattern
RS-232C Communication
CA-210
COLOR
ANALYZER
TYPE : CA-210
- 13 -
* Auto-control interface and directions
(1) Adjust in the place where the influx of light like floodlight around is blocked. (illumination is less than 10 lux).
(2) Adhere closely the Color analyzer(CA210) to the module less than 10 cm distance, keep it with the surface of the
Module and Color analyzer's prove vertically.(80° ~ 100°).
(3) Aging time
- After aging start, keep the power on (no suspension of power supply) and heat-run over 5 minutes.
- Using 'no signal' or 'POWER ONLY' or the others, check the back light on.
▪ Auto adjustment Map(using RS-232C to USB cable)
RS-232C COMMAND
[CMD ID DATA]
Wb 00 00
Wb 00 ff
White Balance Start
White Balance End
R Gain
G Gain
B Gain
R Cut
G Cut
B Cut
RS-232C COMMAND
[CMD ID DATA]
Cool Mid Warm jg Ja jd jh ji
Jb
Jc je jf
MIN
CENTER
(DEFAULT)
Cool Mid Warm
00 172 192 192 254
00 172 192 192 192
00 192 192 172 254
64
64
64
64
64
64
64
64
64
MAX
128
128
128
<Caution>
Color Temperature : COOL, Medium, Warm.
One of R Gain/G Gain/ B Gain should be kept on 0xC0, and adjust other two lower than C0.(When R/G/B Gain are all
C0, it is the FULL Dynamic Range of Module)
LGE Internal Use Only
* Manual W/B process using adjust Remote control.
▪ After enter Service Mode by pushing "ADJ" key,
▪ Enter White Balance by pushing "►" key at "9. White
Balance".
EZ ADJUST
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option5
5. Tool Option6
6. Country Group
7. Area Option
8. ADC Calibration
9. White Balance
10. 10 Point WB
11. Test Pattern
12 EDID D/L
13. Sub B/C
14. Ext. Input Adjust
Whit Balance
Color Temp.
R-Gain
G-Gain
B-Gain
R-Cut
G-Cut
B-Cut
Test-Pattern
Backlight
Reset
◄ Cool
172
172
192
64
64
64
ON
100
To Set
►
* CASE Cool Mode
First adjust the coordinate far away from the target value(x, y).B.
1) x, y > target
2) x, y < target
3) x >target, y < target
4) x < target, y > target
- Every 4 case have to fit y value by adjusting B Gain and then fit x value by adjusting R-Gain.
- In this case, increasing/decreasing of B Gain and R
Gain can be adjusted.
How to adjust
1) In case G gain more than 172
Adjust R Gain and B Gain less than 192
2) If the G gain value be adjusted down to 172
One of the R/B Gain is 254
3) If G Gain is 172 , More than one of R/B Gain is to be between 192~254
* CASE Medium / Warm
First adjust the coordinate far away from the target value(x, y).
1) x, y > target i) Decrease the R, G.
2) x, y < target i) First decrease the B gain, ii) Decrease the one of the others.
3) x > target, y < target i) First decrease B, so make y a little more than the target.
ii) Adjust x value by decreasing the R
4) x < target, y > target i) First decrease B, so make x a little more than the target.
ii) Adjust x value by decreasing the G
* After you finished all adjustments, Press "In-start" key and compare Tool option and Area option value with its BOM, if it is correctly same then unplug the AC cable. If it is not same, then correct it same with BOM and unplug AC cable.
For correct it to the model's module from factory Jig model.
* Push the "IN STOP" key after completing the function inspection. And Mechanical Power Switch must be set
“ON”.
4.2. 3D function test
(Pattern Generator MSHG-600, MSPG-6100[Support HDMI1.4])
* HDMI mode NO. 872 , pattern No.83
(1) Please input 3D test pattern like below.
(2) When 3D OSD appear automatically , then select OK key.
(3) Don't wear a 3D Glasses, Check the picture like below.
4.3. IR emitter inspection
(1) Start 3D pattern inspection.
(2) If IR emitter signal is correctly received to IR receiver, the lamp of IR tester turns on.
4.4. Outgoing condition Configuration
■ When pressing IN-STOP key by SVC remocon, Red LED are blinked alternatively. And then automatically turn off.
(Must not AC power OFF during blinking)
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 14 LGE Internal Use Only
5. HI-POT Test
5.1. HI-POT auto-check preparation
- Check the POWER cable and SIGNAL cable insertion condition
5.2. HI-POT auto-check
(1) Pallet moves in the station. (POWER CORD / AV CORD is tightly inserted)
(2) Connect the AV JACK Tester.
(3) Controller (GWS103-4) on.
(4) HI-POT test (Auto)
- If Test is failed, Buzzer operates.
- If Test is passed, GOOD Lamp on and move to next process automatically.
5.3. Checkpoint
(1) Test voltage
- Touchable Metal : 3 KV / min at 100 mA
- SIGNAL : 3KV / min at 100 mA
(2) TEST time: 1 second. (case : mass production )
(3) TEST POINT
- Touchable Metal => LIVE & NEUTRAL : Touchable Metal.
- SIGNAL => LIVE & NEUTRAL : SIGNAL.
6.2. Command Set
Adjust mode
EEPROM WRITE
CMD(hex) LENGTH(hex)
A0h 84h+n
Description n-bytes Write (n = 1~16)
* Description
FOS Default write : <7mode data> write
Vtotal, V_Frequency, Sync_Polarity, Htotal, Hstart, Vstart, 0,
Phase
Data write : Model Name and Serial Number write in EEPROM,.
6.3. Method & notice
(1) Serial number D/L is using of scan equipment.
(2) Setting of scan equipment operated by Manufacturing
Technology Group.
(3) Serial number D/L must be conformed when it is produced in production line, because serial number D/L is mandatory by
D-book 4.0.
* Manual Download(Model Name and Serial Number)
If the TV set is downloaded by OTA or Service man, sometimes model name or serial number is initialized.(Not always)
There is impossible to download by bar code scan, so It need
Manual download.
1) Press the "Instart" key of Adjustment remote control.
2) Go to the menu "6.Model Number D/L" like below photo.
3) Input the Factory model name or Serial number like photo.
6. Model name & Serial number D/L
▪ Press "Power on" key of service remote control.
(Baud rate : 115200 bps)
▪ Connect RS232 Signal Cable to USB Jack.
▪ Write Serial number
▪ Must check the serial number at the Diagnostics of SET UP menu.
(Refer to below).
4) Check the model name Instart menu. → Factory name displayed. ex 47LF560V-ZA)
5) Check the Diagnostics.(DTV country only) → Buyer model displayed.(ex 47LF560V-ZA)
6.1. Signal Table
CMD LENGTH ADH ADL DATA_1 . . .
Data_n CS
CMD : A0h
LENGTH : 85~94h (1~16 bytes)
ADH : EEPROM Sub Address high (00~1F)
ADL : EEPROM Sub Address low (00~FF)
Data : Write data
CS : CMD + LENGTH + ADH + ADL + Data_1 +...+ Data_n
Delay : 20ms
DELAY
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 15 LGE Internal Use Only
7. MAC Address & CI+ key download
7.1. MAC Address
7.1.1. Equipment & Condition
▪ Play file : Serial.exe
▪ MAC Address edit
▪ Input Start / End MAC address
7.1.2. Download method
(1) Communication Prot connection
7.2. LAN Inspection
7.2.1. Equipment & Condition
▪ Each other connection to LAN Port of IP Hub and Jig
Connection: PCBA(USB Port) → USB to Serial Adapter(UC-
232A) → RS-232C cable → PC(RS-232C port)
* Caution: LJ21* chassis support only UC-232A driver. (only use this one.)
(2) MAC Address & CI+ Key Download
▪ Set CI+ Key path Directory at Start Mac & CI+ Download
Programme
▪ Com 1,2,3,4 and 115200(Baudrate)
7.2.2. LAN inspection solution
▪ LAN Port connection with PCB
▪ Network setting at MENU Mode of TV
▪ Setting automatic IP
▪ Setting state confirmation
-> If automatic setting is finished, you confirm IP and MAC
Address.
GP4_LOW
▪ Port connection button click(1)
▪ Push the (2) MAC Address write.
▪ At success Download, check the OK (3)
▪ Start CI+ Key Download, Push the (4)
▪ Check the OK or NG
7.3. LAN PORT INSPECTION(PING TEST)
Connect SET -> LAN port == PC -> LAN Port
SET PC
7.3.1. Equipment setting
(1) Play the LAN Port Test PROGRAM.
(2) Input IP set up for an inspection to Test Program.
*IP Number : 12.12.2.2
7.3.2. LAN PORT inspection (PING TEST)
(1) Play the LAN Port Test Program.
(2) Connect each other LAN Port Jack.
(3) Play Test (F9) button and confirm OK Message.
(4) Remove LAN cable.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 16 LGE Internal Use Only
1. CIS T2/C/S2 3D Model
BLOCK DIAGRAM
System EEPROM (IC104, 256Kbit r r
FHD LVDS wafe
HD LVDS wafe 30P
51P
NAND FLASH IC102 (1Gbit)
HDMI2 (JK801)
Headphone (JK3000)
CI SLOT (P1900)
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 17 -
(TU3701) F/NIM
HDMI1 (JK800)
LGE Internal Use Only
2. CIS T2/C/S2 2D Model
System EEPROM (IC104, 256Kbit)
TAS5733 (IC5600)
51P FHD LVDS wafer
30P HD LVDS wafer
NAND FLASH IC102 (1Gbit)
HDMI2 (JK801)
Headphone (JK3000)
CI SLOT (P1900)
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 18 -
(TU3701) F/NIM
HDMI1 (JK800)
LGE Internal Use Only
3. EU T2/C/S2 2D Model
System EEPROM (IC104, 256Kbit r r
FHD LVDS wafe
HD LVDS wafe 30P
51P
NAND FLASH IC102 (1Gbit)
HDMI2 (JK801)
Headphone (JK3000)
CI SLOT (P1900)
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 19 -
(TU3701) F/NIM
HDMI1 (JK800)
(JK2100) Only UK
LGE Internal Use Only
4. EU T/C 2D Model
System EEPROM (IC104, 256Kbit r r
FHD LVDS wafe
HD LVDS wafe 30P
51P
NAND FLASH IC102 (1Gbit)
Headphone (JK3000)
CI SLOT (P1900)
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 20 -
(TU2600) H/NIM
HDMI1 (JK4200) HDMI2 (JK4201)
LGE Internal Use Only
EXPLODED VIEW
IMPORTANT SAFETY NOTICE
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and EXPLODED VIEW.
It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
- 21 LGE Internal Use Only
POWER
FROM POWER B/D 13.2V
TR_KEC
Q401-*1
2N3906S-RTK
+3.5V_ST
TR_NXP
Q401
MMBT3906(NXP)
1
+3.5V_ST
B
TR_KEC
Q400-*1
2N3904S
C
R400
10K
R402
10K
B
R406
10K
R404
4.7K
E C
TR_NXP
Q400
MMBT3904(NXP)
2
3
RL_ON
INV_CTL
R401
10K
OPT
E
+3.5V_ST
R426
10K
+3.3V_Normal
TVS_SEMTECH
ZD404
5V
R425
10K
B
B
TR_KEC
Q402-*1
2N3904S
C
R420
1K
C
TR_NXP
Q402
MMBT3904(NXP)
TVS_KEC
ZD404-*1
E
R419
100
OPT
R412
33K
SMAW200-H12S5K(BK)(LTR)
PWR_ON
GND
D13.2V
A13.2V
GND
DRV_ON
5
7
1
3
9
11
P401
13
2
4
6
8
10
12
PDIM#2
D13.2V
D13.2V
A13.2V
GND
PDIM#1
OPT
R467
1K
R424
3.9K
E
PWM1
L403
MLB-201209-0120P-N2
OPT
C402
0.1uF
OPT
C433
L414
25V
4.7uF
L415
50V
MLB-201209-0120P-N2
PWM_DIM
C446
0.1uF
25V
+13.2V
A13.2V
+13.2V POWER_DET
C415
0.1uF
25V
+13.2V
R430
14K
1%
R431
5.6K
1%
R435
100K
RESET_IC_KEC
IC401
KIC7529M2
VCC
3
1
GND
2
OUT
+3.5V_ST
OPT
R438
4.7K
R454
100
C422
0.1uF
16V
IC401-*1
RESET_IC_DIODES
APX803E29
VCC
3
1
GND
2
RESET
POWER_DET
POWER_DET_RESET
+13.2V to PANEL_VCC
+13.2V
L408
UBW2012-121F
120OHM
OPT
C425
0.1uF
25V
PANEL_CTL
R441
10K
PANEL_VCC
R442
10K
Q405
SSM3J332R
R445
33K
NON_60_SHARP
C427
0.22uF
25V
R451
5.6K
R452
5.6K
B
R446
120K
C
TR_NXP
Q403
MMBT3904(NXP)
B
60_SHARP
C427-*1
0.1uF
50V
C
TR_KEC
Q403-*1
2N3904S
E
E
+3.5V_ST to +3.3V_Normal
FET_AOS
Q406-*1
AO3435
POWER_ON/OFF_1
+3.5V_ST
R443
10K
+3.3V_Normal
R447
22K
C428
2.2uF
10V
FET_TOSHIBA
Q406
SSM3J332R
L410
BLM18PG121SN1D
C429
0.1uF
16V
C430
22uF
10V
ZD402
5V
TVS_SEMTECH
TVS_KEC
ZD402-*1
R444
10K
B
R448
2.2K
C
TR_NXP
Q404
MMBT3904(NXP)
B
E
C
TR_KEC
Q404-*1
2N3904S
E
+13.2V to +3.5V_STANDBY
+13.2V
L412
BLM18PG121SN1D
C438
10uF
25V
C439
0.1uF
25V
R468
6.8K
1/16W
1%
R1
R469
68K
1/16W
1%
C440
100pF
50V
R470
10K
OPT
EN
R475
30K
FB
1
2
IC405
BD9D321EFJ
[EP]
8
VIN
7
BOOT
VREG
3 6
SW
SS
4
3A
5
GND
R2
R471
22K
1/16W
1%
C441
1uF
10V
C442
2200pF
50V
Vout=0.765*(1+R1/R2)
+3.5V_ST
TVS_SEMTECH
ZD405
5V
C443
0.1uF
16V
L413
2uH
C444
22uF
10V
C445
22uF
10V
TVS_KEC
ZD405-*1
+3.5V_Normal to +1.5V_DDR
+3.3V_Normal
L409
BLM18PG121SN1D
IC404
AZ1117EH-ADJTRG1
IN OUT
ADJ/GND
+1.5V_DDR
L411
CB2012PK501T
C426
10uF
10V
1.3A
R449
1K
1/16W
1%
R1
R450
200
1/16W
1%
R2
R453
0
C431
10uF
10V
ZD403
2.5V
OPT
ZD406
5.1v
Vout=1.25*(1+R2/R1)+Iadj*R2
+5V_Normal & +1.10V_VDDC
+3.3V_Normal
OPT
C403
4700pF
50V
R403
10K
OPT
R473
30K
OPT
C404
4700pF
50V
R405
10K
USB1_CTL
USB1_CTL_Pull_Down
R472
3.3K
Check the pull down when AC Power On with HDD
USB1_OCD
+13.2V
L404
CB2012PK501T
+3.3V_Normal
+5V_Normal
R408
100K
C405
10uF
25V
OPT
R474
30K
OPT
R407
4.7K
+3.3V_Normal
Vout=0.6(R1/R2)+0.6
+1.10V_VDDC
L405
4.7uH
C406
10uF
25V
OPT
C408
2200pF
50V
OPT
C409
2200pF
50V
R409
91K
C407
1uF
10V
SS2
EN1
1
2
THERMAL
25
18
17
EN2
ROSC/SYNC
SW_EN
NFAULT
5
6
3
IC400
16
4
SN1406035RGER
15
14
13
COMP1
FB1
AGND
RSET
FB2
COMP2
R422
15K
C421
0.047uF
25V
R1
R411
4.7K
1%
R2
R413
5.1K
1%
OPT
C411
82pF
50V
C416
22pF
50V
R414
10K
C417
3300pF
50V
OPT
ZD407
5.1v
R415
0
5%
R416
5.1K
1%
ZD401
2.5V
R2
OPT
C412
10uF
6.3V
C419
22pF
50V
R418
20K
C420
3300pF
50V
R417
39K
1%
R1
C413
22uF
10V
C418
47pF
50V
+5V_Normal
C414
22uF
10V
L406
4.7uH
+5V_Normal
C423
22uF
16V
C424
22uF
16V
+5V_USB
C432
1uF
16V
Vout=0.6(R1/R2)+0.6
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA
POWER 4
140826
LGE Internal Use Only
USB (SIDE)
JK700
USB_HDD_CAP1_10uF
C700-*1
10uF
10V
USB_HDD_CAP2_10uF
C703-*1
10uF
10V
+5V_USB
OPT
ZD700
SD05
5V
USB_HDD_CAP1_22uF
C700
22uF
10V
USB_HDD_CAP2_22uF
C703
22uF
10V
OPT
C704
22uF
10V
OPT
C701
5pF
50V
OPT
C702
5pF
50V
R700
2.2
R701
2.2
OPT
D700
RCLAMP0502BA
SIDE_USB1_DM
SIDE_USB1_DP
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
USB_S1
2014/05/20
7
LGE Internal Use Only
HDMI (REAR 1 / SIDE 1 MHL)
HDMI_1
5V_HDMI_2 5V_DET_HDMI_2
R808
10K
20
R803
1K
HP_DET
19
5V
R802
1.8K
18
17
16
GND
DDC_DATA
VA800
ESD_HDMI1_VARISTOR
DDC_CLK
R805
3.3K
15
NC
14
13
CE_REMOTE
CK-
12
11
10
9
D0_GND
8
7
D1-
6
5
D1_GND
D1+
4
D0+
D2-
3
D2_GND
2
D0-
D2+
1
CK_GND
CK+
AR801
5.1
AR802
5.1
ESD_HDMI1_VARISTOR
VA801
TR_NXP
C
Q800
MMBT3904(NXP)
ESD_HDMI1
VA802
E
JK800
This GND Pattern should be very narrow
HDMI jack burnt problem improvement
ESD_HDMI1_CAP
VA800-*1
1uF
10V
ESD_HDMI1_CAP
VA801-*1
1uF
10V
TR_KEC
Q800-*1
2N3904S
C
B
E
ESD_HDMI1
VA803
B
R809
10K
R810 100
R811 100
ESD_HDMI1
VA804
3
4
1
2
5
D803
8
7
6
10
9
ESD_HDMI1_TMDS
IP4294CZ10-TBR
D804
1 10
2
3
9
8
4
5
7
6
ESD_HDMI1_TMDS
IP4294CZ10-TBR
HPD2
DDC_SDA_2
DDC_SCL_2
HDMI_ARC
HDMI_CEC
CK-_HDMI2
CK+_HDMI2
D0-_HDMI2
D0+_HDMI2
D1-_HDMI2
D1+_HDMI2
D2-_HDMI2
D2+_HDMI2
HDMI_2 MHL
5V_HDMI_4 5V_DET_HDMI_4
ESD_HDMI2
VA805
GND
20
HDMI-2
JK801
19
HP_DET
18
5V
17
GND
16
DDC_DATA
15
DDC_CLK
14
NC
13
CE_REMOTE
12
CK-
11
CK_GND
CK+
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
HDMI-2
R812
1.8K
HDMI-2
R813
3.3K
ESD_HDMI2
VA806
BODY_SHIELD
20
19
HOT_PLUG_DETECT
18
VDD[+5V]
17
DDC/CEC_GND
16
15
SCL
14
RESERVED
13
CEC
12
TMDS_CLK-
11
TMDS_CLK_SHIELD
10
SDA
TMDS_CLK+
9
TMDS_DATA0-
8
TMDS_DATA0_SHIELD
This GND Pattern should be very narrow
HDMI jack burnt problem improvement
OPT
VA807
5.6V
7
TMDS_DATA0+
6
TMDS_DATA1-
5
TMDS_DATA1_SHIELD
4
TMDS_DATA1+
3
TMDS_DATA2-
2
TMDS_DATA2_SHIELD
1
TMDS_DATA2+
JK801-*1
DAADR019A
HDMI-2_EMI_FOOSUNG
HDMI-2
R814
33
HPD4
ESD_HDMI2
VA808
ESD_HDMI2
VA809
HDMI-2
R815 100
R816 100
ESD_HDMI2
VA810
HDMI-2
DDC_SDA_4
DDC_SCL_4
HDMI_CEC
ESD_HDMI2
VA811
1
2
3
4
5
D805
7
6
10
9
8
ESD_HDMI2_TMDS
IP4294CZ10-TBR
D806
1 10
4
5
2
3
9
8
7
6
HDMI-2_MHL
R818
ESD_HDMI2_TMDS
IP4294CZ10-TBR
0
HDMI-2_MHL_Non
R819
0
AR804
5.1
AR803
5.1
HDMI-2_MHL
C800
0.047uF
25V
HDMI-2_MHL
R817
300K
MHL Spec
HDMI-2_MHL_Non
R817-*1
3.3K
CK-_HDMI4
CK+_HDMI4
D0-_HDMI4
D0+_HDMI4
D1-_HDMI4
D1+_HDMI4
D2-_HDMI4
D2+_HDMI4
MHL_CD_SENSE
CEC
HDMI_CEC
HDMI_DIODE_SUZHOU
D800-*1
MMBD6100
R804
100
5V_HDMI_2 +5V_Normal
HDMI_DIODE_KEC
KDS184
D800
CEC_REMOTE_S7
HDMI_DIODE_SUZHOU
D801-*1
MMBD6100
HDMI_DIODE_SUZHOU
D802-*1
MMBD6100
5V_HDMI_4 +5V_Normal
HDMI_DIODE_KEC
KDS184
D801
+3.5V_ST
HDMI_DIODE_KEC
KDS184
D802
R800 R801
2.7K
2.7K
R806
2.7K
R807
2.7K
DDC_SDA_2
DDC_SCL_2
DDC_SDA_4
DDC_SCL_4
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L15_M1A
HDMI_R1S1 8
140813
LGE Internal Use Only
SPDIF
+3.3V_Normal
SPDIF_OUT
OPT
C1001
1uF
10V
ESD Ready
SPDIF_OPTIC
C1002
18pF
50V
SPDIF_OPTIC
JK1001
JST1223-001
GND
VCC
VINPUT
FIX_POLE
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
SPDIF
2014/06/02
10
LGE Internal Use Only
+1.5V_DDR
CLose to DDR3
DDR_EXT
R1201
1K
1%
DDR_EXT
R1202
1K
1%
DDR_EXT
C1201
0.1uF
DDR_EXT
C1202
1000pF
A-MVREFDQ
+1.5V_DDR
CLose to MAIN IC
DDR_EXT
R1204
1K
1%
A-MVREFCA
DDR_EXT
R1205
1K
1%
DDR_EXT
C1213
0.1uF
DDR_EXT
C1214
1000pF
+1.5V_DDR
Option : Ripple Check !!!
+1.5V_DDR
OPT
C1216
10uF
10V
OPT
C1217
0.1uF
OPT
C1218
0.1uF
OPT
C1219
1uF
OPT
C1220
1uF
OPT
C1221
1uF
OPT
C1222
1uF
OPT
C1223
1uF
OPT
C1224
0.1uF
C7
B7
DQSU
DQSU
E7
D3
DML
DMU
H8
G2
H7
E3
F7
F2
F8
H3
DQL0
DQL1
DQL2
DQL3
DQL4
DQL5
DQL6
DQL7
A2
B8
A3
D7
C3
C8
C2
A7
DQU0
DQU1
DQU2
DQU3
DQU4
DQU5
DQU6
DQU7
DDR_1600_1G_NAN
IC1201-*1
NT5CB64M16FP-DH
EAN61859502
N3
P7
R8
R2
T8
R3
L7
P3
N2
P8
P2
R7
N7
T3
M7
M2
N8
M3
A4
A5
A6
A7
A0
A1
A2
A3
A8
A9
A10/AP
A11
A12
NC_6
NC_5
BA0
BA1
BA2
VREFCA
VREFDQ
VDD_1
VDD_2
VDD_3
VDD_4
VDD_5
VDD_6
VDD_7
VDD_8
VDD_9
M8
H1
ZQ
L8
B2
D9
N9
R1
R9
G7
K2
K8
N1
L2
K1
J3
K3
L3
J7
K7
K9
T2
F3
G3
CK
CK
CKE
CS
ODT
RAS
CAS
WE
RESET
DQSL
DQSL
VDDQ_1
VDDQ_2
VDDQ_3
VDDQ_4
VDDQ_5
VDDQ_6
VDDQ_7
VDDQ_8
VDDQ_9
NC_1
NC_2
NC_3
NC_4
NC_7
J1
J9
L1
L9
T7
A1
E9
F1
H2
H9
A8
C1
C9
D2
VSS_1
VSS_2
VSS_3
VSS_4
VSS_5
VSS_6
VSS_7
VSS_8
VSS_9
VSS_10
VSS_11
VSS_12
A9
B3
M1
M9
P1
P9
T1
E1
G8
J2
J8
T9
VSSQ_1
VSSQ_2
VSSQ_3
VSSQ_4
VSSQ_5
VSSQ_6
VSSQ_7
VSSQ_8
VSSQ_9
B1
B9
D1
D8
E2
E8
F9
G1
G9
C7
B7
DQSU
DQSU
E7
D3
DML
DMU
H8
G2
H7
E3
F7
F2
F8
H3
DQL0
DQL1
DQL2
DQL3
DQL4
DQL5
DQL6
DQL7
A2
B8
A3
D7
C3
C8
C2
A7
DQU0
DQU1
DQU2
DQU3
DQU4
DQU5
DQU6
DQU7
DDR_1600_2G_SS
IC1201-*2
K4B2G1646Q-BCK0
EAN61848803
N3
P7
R8
R2
T8
R3
L7
P3
N2
P8
P2
R7
N7
T3
M7
M2
N8
M3
A4
A5
A6
A7
A0
A1
A2
A3
A8
A9
A10/AP
A11
A12/BC
A13
NC_5
BA0
BA1
BA2
VREFCA
VREFDQ
ZQ
L8
VDD_1
VDD_2
VDD_3
VDD_4
VDD_5
VDD_6
VDD_7
VDD_8
VDD_9
M8
H1
B2
D9
N9
R1
R9
G7
K2
K8
N1
L2
K1
J3
K3
L3
J7
K7
K9
T2
F3
G3
CK
CK
CKE
CS
ODT
RAS
CAS
WE
RESET
DQSL
DQSL
VDDQ_1
VDDQ_2
VDDQ_3
VDDQ_4
VDDQ_5
VDDQ_6
VDDQ_7
VDDQ_8
VDDQ_9
NC_1
NC_2
NC_3
NC_4
NC_6
J1
J9
L1
L9
T7
A1
E9
F1
H2
H9
A8
C1
C9
D2
VSS_1
VSS_2
VSS_3
VSS_4
VSS_5
VSS_6
VSS_7
VSS_8
VSS_9
VSS_10
VSS_11
VSS_12
A9
B3
M1
M9
P1
P9
T1
E1
G8
J2
J8
T9
VSSQ_1
VSSQ_2
VSSQ_3
VSSQ_4
VSSQ_5
VSSQ_6
VSSQ_7
VSSQ_8
VSSQ_9
B1
B9
D1
D8
E2
E8
F9
G1
G9
DDR_1600_2G_SK
IC1201-*3
H5TQ2G63FFR-PBC
EAN61829204
N3
P7
R8
R2
T8
R3
L7
P3
N2
P8
P2
R7
N7
T3
M7
M2
N8
M3
A4
A5
A6
A7
A0
A1
A2
A3
A8
A9
A10/AP
A11
A12/BC
A13
NC_5
BA0
BA1
BA2
VREFCA
VREFDQ
ZQ
L8
VDD_1
VDD_2
VDD_3
VDD_4
VDD_5
VDD_6
VDD_7
VDD_8
VDD_9
M8
H1
B2
D9
N9
R1
R9
G7
K2
K8
N1
L2
K1
J3
K3
L3
J7
K7
K9
T2
F3
G3
CK
CK
CKE
CS
ODT
RAS
CAS
WE
RESET
DQSL
DQSL
VDDQ_1
VDDQ_2
VDDQ_3
VDDQ_4
VDDQ_5
VDDQ_6
VDDQ_7
VDDQ_8
VDDQ_9
NC_1
NC_2
NC_3
NC_4
NC_6
J1
J9
L1
L9
T7
A1
E9
F1
H2
H9
A8
C1
C9
D2
C7
B7
DQSU
DQSU
E7
D3
H8
G2
H7
E3
F7
F2
F8
H3
DML
DMU
DQL0
DQL1
DQL2
DQL3
DQL4
DQL5
DQL6
DQL7
VSS_1
VSS_2
VSS_3
VSS_4
VSS_5
VSS_6
VSS_7
VSS_8
VSS_9
VSS_10
VSS_11
VSS_12
A9
B3
M1
M9
P1
P9
T1
E1
G8
J2
J8
T9
A2
B8
A3
D7
C3
C8
C2
A7
DQU0
DQU1
DQU2
DQU3
DQU4
DQU5
DQU6
DQU7
VSSQ_1
VSSQ_2
VSSQ_3
VSSQ_4
VSSQ_5
VSSQ_6
VSSQ_7
VSSQ_8
VSSQ_9
B1
B9
D1
D8
E2
E8
F9
G1
G9
A-MVREFCA
+1.5V_DDR
A-MVREFDQ
DDR_EXT
R1203
240 1%
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
DDR_EXT
C1203
C1204
C1205
C1206
C1207
C1208
C1209
C1210
C1211
C1212
10uF 10V
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
A-MA14
DDR_1600_1G_SS
IC1201
K4B1G1646G-BCK0
J1
J9
L1
L9
T7
A1
A8
C1
C9
D2
E9
F1
H2
H9
EAN61836301
M8
VREFCA
H1
VREFDQ
L8
ZQ
K8
N1
N9
R1
R9
B2
D9
G7
K2
VDD_1
VDD_2
VDD_3
VDD_4
VDD_5
VDD_6
VDD_7
VDD_8
VDD_9
A10/AP
A11
A12/BC
A13
A6
A7
A8
A9
A0
A1
A2
A3
A4
A5
NC_5
BA0
BA1
BA2
VDDQ_1
VDDQ_2
VDDQ_3
VDDQ_4
VDDQ_5
VDDQ_6
VDDQ_7
VDDQ_8
VDDQ_9
CK
CK
CKE
CS
ODT
RAS
CAS
WE
NC_1
NC_2
NC_3
NC_4
NC_6
RESET
DQSL
DQSL
R3
L7
R7
N7
T3
P8
P2
R8
R2
T8
N3
P7
P3
N2
M7
M2
N8
M3
J7
K7
K9
L2
K1
J3
K3
L3
T2
F3
G3
J2
J8
M1
M9
A9
B3
E1
G8
P1
P9
T1
T9
VSS_1
VSS_2
VSS_3
VSS_4
VSS_5
VSS_6
VSS_7
VSS_8
VSS_9
VSS_10
VSS_11
VSS_12
E2
E8
F9
G1
B1
B9
D1
D8
G9
VSSQ_1
VSSQ_2
VSSQ_3
VSSQ_4
VSSQ_5
VSSQ_6
VSSQ_7
VSSQ_8
VSSQ_9
DQU0
DQU1
DQU2
DQU3
DQU4
DQU5
DQU6
DQU7
DQL0
DQL1
DQL2
DQL3
DQL4
DQL5
DQL6
DQL7
DQSU
DQSU
C7
B7
DML
DMU
E7
D3
E3
F7
F2
F8
H3
H8
G2
H7
D7
C3
C8
C2
A7
A2
B8
A3
A-MA0
A-MA1
A-MA2
A-MA3
A-MA4
A-MA5
A-MA6
A-MA7
A-MA8
A-MA9
A-MA10
A-MA11
A-MA12
A-MA13
A-MDQSL
A-MDQSLB
A-MDQSU
A-MDQSUB
A-MDML
A-MDMU
A-MDQL0
A-MDQL1
A-MDQL2
A-MDQL3
A-MDQL4
A-MDQL5
A-MDQL6
A-MDQL7
A-MDQU0
A-MDQU1
A-MDQU2
A-MDQU3
A-MDQU4
A-MDQU5
A-MDQU6
A-MDQU7
A-MBA0
A-MBA1
A-MBA2
DDR_EXT
R1207
56
1%
DDR_EXT
C1215
0.01uF
50V
A-MCKE
A/B_DDR3_CS
A-MODT
A-MRASB
A-MCASB
A-MWEB
DDR_EXT
R1208
56
1%
+1.5V_DDR
DDR_EXT
R1206
10K
A-MRESETB
A-MCK
A-MCKB
A/B_DDR3_CS
A-MDQSL
A-MDQSU
A-MDML
A-MDMU
A-MDQSLB
A-MDQSUB
A-MDQL0
A-MDQL1
A-MDQL2
A-MDQL3
A-MDQL4
A-MDQL5
A-MDQL6
A-MDQL7
A-MDQU0
A-MDQU1
A-MDQU2
A-MDQU3
A-MDQU4
A-MDQU5
A-MDQU6
A-MDQU7
A-MA0
A-MA1
A-MA2
A-MA3
A-MA4
A-MA5
A-MA6
A-MA7
A-MA8
A-MA9
A-MA10
A-MA11
A-MA12
A-MA13
A-MA14
A-MBA0
A-MBA1
A-MBA2
A-MCK
A-MCKB
A-MCKE
A-MODT
A-MRASB
A-MCASB
A-MWEB
A-MRESETB
R1209
240
1%
M1A_256M_UO4
IC101
LGE2134(256M)
A12
F16
D13
D15
C12
E13
E11
F12
D10
B10
E15
B11
F14
C11
D14
B_DDR3_A[0]
B_DDR3_A[1]
B_DDR3_A[2]
B_DDR3_A[3]
B_DDR3_A[4]
B_DDR3_A[5]
B_DDR3_A[6]
B_DDR3_A[7]
B_DDR3_A[8]
B_DDR3_A[9]
B_DDR3_A[10]
B_DDR3_A[11]
B_DDR3_A[12]
B_DDR3_A[13]
B_DDR3_A[14]
A9
D16
A10
B_DDR3_BA[0]
B_DDR3_BA[1]
B_DDR3_BA[2]
C13
B13
E17
B_DDR3_MCLK
B_DDR3_MCLKZ
B_DDR3_MCLKE
B8
C8
B9
D11
B_DDR3_ODT
B_DDR3_RASZ
B_DDR3_CASZ
B_DDR3_WEZ
F10
B_RESET
D12
B_DDR3_CS0
A19
B18
B_DDR3_DQSL
B_DDR3_DQSU
C16
D21
B_DDR3_DQML
B_DDR3_DQMU
C18
C17
B_DDR3_DQSBL
B_DDR3_DQSBU
F18
D19
D17
E21
E19
D20
D18
F20
A20
A16
C19
C15
C20
C14
B21
B15
B_DDR3_DQL[0]
B_DDR3_DQL[1]
B_DDR3_DQL[2]
B_DDR3_DQL[3]
B_DDR3_DQL[4]
B_DDR3_DQL[5]
B_DDR3_DQL[6]
B_DDR3_DQL[7]
B_DDR3_DQU[0]
B_DDR3_DQU[1]
B_DDR3_DQU[2]
B_DDR3_DQU[3]
B_DDR3_DQU[4]
B_DDR3_DQU[5]
B_DDR3_DQU[6]
B_DDR3_DQU[7]
E9
ZQ
M1A_128M_UO4
IC101-*1
LGE2133(128M)
B15
F18
D19
D17
E21
E19
D20
D18
F20
A20
A16
C19
C15
C20
C14
B21
D14
A12
F16
D13
D15
C12
E13
E11
F12
D10
B10
E15
B11
F14
C11
B_DDR3_A[0]
B_DDR3_A[1]
B_DDR3_A[2]
B_DDR3_A[3]
B_DDR3_A[4]
B_DDR3_A[5]
B_DDR3_A[6]
B_DDR3_A[7]
B_DDR3_A[8]
B_DDR3_A[9]
B_DDR3_A[10]
B_DDR3_A[11]
B_DDR3_A[12]
B_DDR3_A[13]
B_DDR3_A[14]
A9
D16
A10
B_DDR3_BA[0]
B_DDR3_BA[1]
B_DDR3_BA[2]
C13
B13
E17
B_DDR3_MCLK
B_DDR3_MCLKZ
B_DDR3_MCLKE
B8
C8
B9
D11
B_DDR3_ODT
B_DDR3_RASZ
B_DDR3_CASZ
B_DDR3_WEZ
F10
B_RESET
D12
B_DDR3_CS0
A19
B18
B_DDR3_DQSL
B_DDR3_DQSU
C16
D21
B_DDR3_DQML
B_DDR3_DQMU
C18
C17
B_DDR3_DQSBL
B_DDR3_DQSBU
B_DDR3_DQL[0]
B_DDR3_DQL[1]
B_DDR3_DQL[2]
B_DDR3_DQL[3]
B_DDR3_DQL[4]
B_DDR3_DQL[5]
B_DDR3_DQL[6]
B_DDR3_DQL[7]
B_DDR3_DQU[0]
B_DDR3_DQU[1]
B_DDR3_DQU[2]
B_DDR3_DQU[3]
B_DDR3_DQU[4]
B_DDR3_DQU[5]
B_DDR3_DQU[6]
B_DDR3_DQU[7]
E9
ZQ
M1A_256M_AVS+
IC101-*2
LGE2136(256M)
B15
F18
D19
D17
E21
E19
D20
D18
F20
A20
A16
C19
C15
C20
C14
B21
D14
A12
F16
D13
D15
C12
E13
E11
F12
D10
B10
E15
B11
F14
C11
B_DDR3_A[0]
B_DDR3_A[1]
B_DDR3_A[2]
B_DDR3_A[3]
B_DDR3_A[4]
B_DDR3_A[5]
B_DDR3_A[6]
B_DDR3_A[7]
B_DDR3_A[8]
B_DDR3_A[9]
B_DDR3_A[10]
B_DDR3_A[11]
B_DDR3_A[12]
B_DDR3_A[13]
B_DDR3_A[14]
A9
D16
A10
B_DDR3_BA[0]
B_DDR3_BA[1]
B_DDR3_BA[2]
C13
B13
E17
B_DDR3_MCLK
B_DDR3_MCLKZ
B_DDR3_MCLKE
B8
C8
B9
D11
B_DDR3_ODT
B_DDR3_RASZ
B_DDR3_CASZ
B_DDR3_WEZ
F10
B_RESET
D12
B_DDR3_CS0
A19
B18
B_DDR3_DQSL
B_DDR3_DQSU
C16
D21
B_DDR3_DQML
B_DDR3_DQMU
C18
C17
B_DDR3_DQSBL
B_DDR3_DQSBU
B_DDR3_DQL[0]
B_DDR3_DQL[1]
B_DDR3_DQL[2]
B_DDR3_DQL[3]
B_DDR3_DQL[4]
B_DDR3_DQL[5]
B_DDR3_DQL[6]
B_DDR3_DQL[7]
B_DDR3_DQU[0]
B_DDR3_DQU[1]
B_DDR3_DQU[2]
B_DDR3_DQU[3]
B_DDR3_DQU[4]
B_DDR3_DQU[5]
B_DDR3_DQU[6]
B_DDR3_DQU[7]
E9
ZQ
M1A_128M_AVS+
IC101-*3
LGE2135(128M)
B15
F18
D19
D17
E21
E19
D20
D18
F20
A20
A16
C19
C15
C20
C14
B21
D14
A12
F16
D13
D15
C12
E13
E11
F12
D10
B10
E15
B11
F14
C11
B_DDR3_A[0]
B_DDR3_A[1]
B_DDR3_A[2]
B_DDR3_A[3]
B_DDR3_A[4]
B_DDR3_A[5]
B_DDR3_A[6]
B_DDR3_A[7]
B_DDR3_A[8]
B_DDR3_A[9]
B_DDR3_A[10]
B_DDR3_A[11]
B_DDR3_A[12]
B_DDR3_A[13]
B_DDR3_A[14]
A9
D16
A10
B_DDR3_BA[0]
B_DDR3_BA[1]
B_DDR3_BA[2]
C13
B13
E17
B_DDR3_MCLK
B_DDR3_MCLKZ
B_DDR3_MCLKE
B8
C8
B9
D11
F10
B_RESET
D12
B_DDR3_ODT
B_DDR3_RASZ
B_DDR3_CASZ
B_DDR3_WEZ
B_DDR3_CS0
A19
B18
B_DDR3_DQSL
B_DDR3_DQSU
C16
D21
B_DDR3_DQML
B_DDR3_DQMU
C18
C17
B_DDR3_DQSBL
B_DDR3_DQSBU
B_DDR3_DQL[0]
B_DDR3_DQL[1]
B_DDR3_DQL[2]
B_DDR3_DQL[3]
B_DDR3_DQL[4]
B_DDR3_DQL[5]
B_DDR3_DQL[6]
B_DDR3_DQL[7]
B_DDR3_DQU[0]
B_DDR3_DQU[1]
B_DDR3_DQU[2]
B_DDR3_DQU[3]
B_DDR3_DQU[4]
B_DDR3_DQU[5]
B_DDR3_DQU[6]
B_DDR3_DQU[7]
E9
ZQ
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
DDR
2014/06/13
12
LGE Internal Use Only
Serial Flash for SPI boot
/FLASH_WP
+3.5V_ST
/SPI_CS
OPT
R1300
10K
SPI_SDO
+3.5V_ST
OPT
R1301
4.7K
SPI_FLASH_MACRONIX
IC1300
MX25L8035EM2I-10G
CS#
1
SO/SIO1
2
WP#/SIO2
3
GND
4
8
VCC
7
NC/SIO3
6
SCLK
5
SI/SIO0
R1302
33
+3.5V_ST
C1300
0.1uF
16V
SPI_SCK
SPI_SDI
SPI_FLASH_WINBOND
IC1300-*1
W25Q80DVSSIG
CS
1
DO[IO1]
2
WP[IO2]
3
GND
4
8
VCC
7
HOLD[IO3]
6
CLK
5
DI[IO0]
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
S_FLASH 13
140721
LGE Internal Use Only
LVDS
[51Pin LVDS Connector]
(For FHD 60Hz)
MO_FHD
P1800
SP14-11592-01-51Pin
52
44
45
46
41
42
43
38
39
40
35
36
37
47
48
49
50
51
32
33
34
29
30
31
26
27
28
23
24
25
20
21
22
17
18
19
14
15
16
11
12
13
8
9
10
5
6
7
1
2
3
4
VCOM_SDA
VCOM_SCL
LVDS_SEL
+3.3V_Normal
Cell_CSOT_55inch
R1806
1K
OPT
R1807
10K
PANEL_VCC
C1800
0.1uF
25V
MO_FHD_VCC_CAP
C1801
10uF
25V
RXA4+
RXA4-
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
RXA0+
RXA0-
MO_FHD_non_55CSOT
R1801
0
RXB4+
0
R1812
Cell_INX_FHD
RXB4-
RXB3+
RXB3-
RXBCK+
RXBCK-
RXB2+
RXB2-
RXB1+
RXB1-
RXB0+
RXB0-
MO_FHD_non_55CSOT
AR1800
0
1/16W
FOR FHD REVERSE(10bit)
Change in S7LR
RXA4+
RXA4-
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
RXA0+
RXA0-
MIRROR Pol-change
RXA0+
RXA0-
RXA1+
RXA1-
RXA2+
RXA2-
RXACK+
RXACK-
RXA3+
RXA3-
RXA4+
RXA4-
RXA0-
RXA0+
RXA1-
RXA1+
RXA2-
RXA2+
RXACK-
RXACK+
RXA3-
RXA3+
RXA4-
RXA4+
RXB4+
RXB4-
RXB3+
RXB3-
RXBCK+
RXBCK-
RXB2+
RXB2-
RXB1+
RXB1-
RXB0+
RXB0-
RXB0+
RXB0-
RXB1+
RXB1-
RXB2+
RXB2-
RXBCK+
RXBCK-
RXB3+
RXB3-
RXB4+
RXB4-
RXB0-
RXB0+
RXB1-
RXB1+
RXB2-
RXB2+
RXBCK-
RXBCK+
RXB3-
RXB3+
RXB4-
RXB4+
FOR FHD REVERSE(8bit)
Change in S7LR
RXA4+
RXA4-
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
RXA0+
RXA0-
MIRROR
RXA4+
Pol-change
RXA4-
RXA4RXA4+
RXA0+
RXA0-
RXA1+
RXA1-
RXA2+
RXA2-
RXACK+
RXACK-
RXA3+
RXA3-
RXA0-
RXA0+
RXA1-
RXA1+
RXA2-
RXA2+
RXACK-
RXACK+
RXA3-
RXA3+
Shift
RXA0-
RXA0+
RXA1-
RXA1+
RXA2-
RXA2+
RXACK-
RXACK+
RXA3-
RXA3+
RXA4-
RXA4+
RXB4+
RXB4-
RXB3+
RXB3-
RXBCK+
RXBCK-
RXB2+
RXB2-
RXB1+
RXB1-
RXB0+
RXB0-
RXB4+
RXB4-
RXB0+
RXB0-
RXB1+
RXB1-
RXB2+
RXB2-
RXBCK+
RXBCK-
RXB3+
RXB3-
RXB4-
RXB4+
RXB0-
RXB0+
RXB1-
RXB1+
RXB2-
RXB2+
RXBCK-
RXBCK+
RXB3-
RXB3+
RXB0-
RXB0+
RXB1-
RXB1+
RXB2-
RXB2+
RXBCK-
RXBCK+
RXB3-
RXB3+
RXB4-
RXB4+
[30Pin LVDS Connector]
(For HD 60Hz_Normal)
MO_HD
P1801
10031HR-30
31
22
23
24
19
20
21
16
17
18
12
13
14
15
28
29
30
25
26
27
9
10
11
6
7
8
3
4
5
1
2
VCOM_SDA
VCOM_SCL
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
RXA0+
RXA0-
LVDS_SEL
+3.3V_Normal
OPT
R1808
3.3K
OPT
R1809
10K
PANEL_VCC
EU pin assign is different from NON EU.
Because of position of HD wafer.
V-COM I2C
URSA/VCOM_SCL
URSA/VCOM_SDA
+3.3V_Normal
VCOM_SCL
VCOM_I2C_PULL_UP
R1810
2K
VCOM_I2C
R1804
0
VCOM_I2C
R1805
0
VCOM_I2C_PULL_UP
R1811
2K
URSA/VCOM_SCL
URSA/VCOM_SDA VCOM_SDA
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
LVDS
140613
18
LGE Internal Use Only
CI Region
CI SLOT
+5V_CI_ON
/CI_CD1
AR1900
33
CI_TS_DATA[4]
CI_TS_DATA[5]
CI_TS_DATA[6]
CI_TS_DATA[7]
CI_IORD
CI_IOWR
CI_MDI[0]
CI_MDI[1]
CI_MDI[2]
CI_MDI[3]
+5V_Normal
R1900
10K
CLOSE TO SOC
CI_MDI[4]
CI_MDI[5]
CI_MDI[6]
CI_MDI[7]
PCM_RST
/PCM_WAIT
REG
CI_TS_CLK
CI_TS_VAL
CI_TS_SYNC
R1903
R1904
47
47
R1905
R1906
R1907
100
33
33
AR1901
33
CI_TS_DATA[0]
CI_TS_DATA[1]
CI_TS_DATA[2]
CI_TS_DATA[3]
C1900
2pF
50V
CLOSE TO SOC
/CI_CD2
CI_MISTRT
CI_MIVAL_ERR
CI_MCLKI
+5V_Normal
R1909
10K
R1912
100
+5V_Normal
R1908
10K
R1910 10K
GND
C1901
0.1uF
R1911
10K
C1903
10uF
10V
R1914
100
GND
CI_SLOT_JACK
P1900
10067972-000LF
G2 69 G1
10
11
12
13
14
15
16
17
18
19
20
21
22
23
29
30
31
32
24
25
26
27
28
33
34
3
4
5
1
2
8
9
6
7
53
54
55
56
57
49
50
51
52
63
64
65
66
58
59
60
61
62
67
68
40
41
42
43
44
45
46
47
48
35
36
37
38
39
GND
GND
R1917
47
R1918 100
C1904
0.1uF
GND
CI_DATA[3]
CI_DATA[4]
CI_DATA[5]
CI_DATA[6]
CI_DATA[7]
R1919
10K
CI_ADDR[10]
CI_ADDR[11]
CI_ADDR[9]
CI_ADDR[8]
CI_ADDR[13]
CI_ADDR[14]
CI_ADDR[12]
CI_ADDR[7]
CI_ADDR[6]
CI_ADDR[5]
CI_ADDR[4]
CI_ADDR[3]
CI_ADDR[2]
CI_ADDR[1]
CI_ADDR[0]
CI_DATA[0]
CI_DATA[1]
CI_DATA[2]
CI_DATA[0-7]
/PCM_CE
CI_OE +5V_Normal
CI_WE
R1920
10K
C1905
0.1uF
/PCM_IRQA
GND
CLOSE TO SOC
CI_ADDR[0-14]
CI DETECT
+3.3V_Normal
OR_GATE_CI_TOSHIBA
IC1900
TOSHIBA ELECTRONICS KOREA CORPORATION
IN_B 1 5 VCC
/CI_CD2
/CI_CD1
IN_A 2
GND 3 4 OUT_Y
+3.3V_Normal
R1913
10K
R1924
0
B
1
A
2
GND
3
OR_GATE_CI_NXP
IC1900-*1
74LVC1G32GW
5
VCC
4
Y
R1915
47
CI_DET
/PCM_CD
CI POWER ENABLE CONTROL
PCM_5V_CTL
+5V_Normal
R1902
100
R1901
10K
IN
5
IC1901
AP2151WG-7
EN
4
1
OUT
2
GND
3
FLG
+5V_CI_ON
L1900
BLM18PG121SN1D
C1902
1uF
10V
R1916
100K
* Option name of this page : CI_SLOT
(because of Hong Kong)
CI TS INPUT
AR1903
33
CI_MDI[7]
CI_MDI[6]
CI_MDI[5]
CI_MDI[4]
CI_MDI[3]
CI_MDI[2]
CI_MDI[1]
CI_MDI[0]
CI_MISTRT
CI_MIVAL_ERR
CI_MCLKI
AR1904
33
R1921
R1922
R1923
33
33
100
FE_TS_DATA[7]
FE_TS_DATA[6]
FE_TS_DATA[5]
FE_TS_DATA[4]
FE_TS_DATA[3]
FE_TS_DATA[2]
FE_TS_DATA[1]
FE_TS_DATA[0]
FE_TS_SYNC
FE_TS_VAL_ERR
FE_TS_CLK
FE_TS_DATA[0-7]
CI HOST I/F
CI_ADDR[7]
CI_ADDR[6]
CI_ADDR[5]
CI_ADDR[4]
CI_DATA[0-7]
CI_DET
AR1902
100
PCM_A[0]
PCM_A[1]
PCM_A[2]
PCM_A[3]
AR1905
33
CI_DATA[0]
CI_DATA[1]
CI_DATA[2]
CI_DATA[3]
CI_DATA[4]
CI_DATA[5]
CI_DATA[6]
CI_DATA[7]
AR1906
33
1OE
1
BUFFER_ORG
IC1902
74LCX244FT
+3.3V_Normal
20
VCC
C1906
0.1uF
16V
1A1
2 19
2OE
2Y4
3
1A2
4
2Y3
5
1A3
6
2Y2
7
1A4
8
2Y1
9
GND
10
18
1Y1
17
2A4
16
1Y2
15
2A3
14
1Y3
13
2A2
12
1Y4
11
2A1
PCM_D[0]
PCM_D[1]
PCM_D[2]
PCM_D[3]
PCM_D[4]
PCM_D[5]
PCM_D[6]
PCM_D[7]
PCM_A[7]
PCM_A[6]
PCM_A[5]
PCM_A[4]
1OE
1
1A0
2
2Y0
3
1A1
4
2Y1
5
1A2
6
2Y2
7
1A3
8
2Y3
9
GND
10
BUFFER_NXP
IC1902-*1
74LVC244APW
20
VCC
19
2OE
18
1Y0
17
2A0
16
1Y1
15
2A1
14
1Y2
13
2A2
12
1Y3
11
2A3
PCM_D[0-7]
AR1910
100
CI_ADDR[0]
CI_ADDR[1]
CI_ADDR[2]
CI_ADDR[3]
1OE
1
1A1
2
2Y4
3
1A2
4
2Y3
5
1A3
6
2Y2
7
1A4
8
2Y1
9
GND
10
BUFFER_OBSOLETE
IC1902-*2
TC74LCX244FT
20
VCC
19
2OE
18
1Y1
17
2A4
16
1Y2
15
2A3
14
1Y3
13
2A2
12
1Y4
11
2A1
AR1908
33
CI_ADDR[8]
CI_ADDR[9]
CI_ADDR[10]
CI_ADDR[11]
CI_ADDR[12]
CI_ADDR[13]
CI_ADDR[14]
REG
CI_OE
CI_WE
CI_IORD
CI_IOWR
AR1909
33
AR1907
33
PCM_A[8]
PCM_A[9]
PCM_A[10]
PCM_A[11]
PCM_A[12]
PCM_A[13]
PCM_A[14]
/PCM_REG
/PCM_OE
/PCM_WE
/PCM_IORD
/PCM_IOWR
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
PCMCI_EU
2014/06/25
19
LGE Internal Use Only
ETHERNET
* H/W option : ETHERNET
ETHERNET
JK2100
RJ45VT-01SN002
5
5
6
6
7
7
1
1
2
2
3
3
4
4
8
8
9
9
ETHERNET
C2105
0.01uF
50V
ETHERNET
C2104
0.01uF
50V
EPHY_TP
EPHY_TN
EPHY_RP
EPHY_RN
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
LAN
2014/05/21
21
LGE Internal Use Only
DVB-S2 LNB Part Allegro
(Option:LNB)
LNB_OUT
LNB
C2714
18pF
50V
Caution!! need isolated GND
R2701
0
A_GND
Max 1.3A
M13.2V
+13.2V_LNB
LNB
L2701
BLM18PG121SN1D close to TUNER
LNB
C2701
18pF
50V
LNB
C2702
33pF
50V
LNB
D2701
Close to Tuner
Surge protectioin
LNB
D2702
SS23L
LNB
R2702
2.2K
1W
LNB
C2713
0.22uF
25V
A_GND
Input trace widths should be sized to conduct at least 3A
Ouput trace widths should be sized to conduct at least 2A
3A
+13.2V_LNB
2A
LNB
D2703
LNB_SX34
D2705-*1
40V
D2705
LNB_SMAB34
40V
LNB
L2702
LPH6050T-150M-R
15uH
3.5A
LNB
C2703
0.01uF
50V
LNB
C2704
10uF
25V
LNB
C2705
10uF
25V
LNB
C2706
10uF
25V close to Boost pin(#1)
A_GND
LNB
C2707
0.1uF
50V
LNB
C2712
0.1uF
50V
LNB_SMAB34
D2704
40V
LNB_SX34
D2704-*1
40V
LNB
C2708
10uF
25V
A_GND
A_GND
LNB
C2709
0.1uF
50V close to VIN pin(#15)
VCP VIN
1 15
LNB
TDO
2
5
THERMAL
21
14
GND
NC_1
TDI
LNB
VREG
3 13
IC2701
4
ISET
A8303SESTR-T(4M)
11
TCAP
LNB
C2710
0.1uF
50V
LNB
R2703
36K
1/16W
1%
LNB
C2711
0.22uF
25V
A_GND
LNB
R2704
33
R2706
0
LNB
R2705
33
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
LNB
2014/05/22
27
LGE Internal Use Only
SCART_COMPONENT
COMPONENT
JK2802
PPJ245N2-01
6E
[RD2]E-LUG
5E
[RD2]O-SPRING
4E
[RD2]CONTACT
5D
[WH]O-SPRING
4C
[RD1]CONTACT
5C
[RD1]O-SPRING
7C
[RD1]E-LUG-S
5B
[BL]O-SPRING
4A
[GN/YL]CONTACT
5A
[GN/YL]O-SPRING
6A
[GN/YL]E-LUG
OPT
VA2804
5.6V
OPT
VA2803
5.6V
ESD_COMP
VA2802
5.5V
ESD_COMP
VA2801
5.5V
OPT
VA2800
5.6V
D2800-*1
ESD_COMP_ZENER_KEC
D2801-*1
ESD_COMP_ZENER_KEC
D2800
ESD_COMP_ZENER_ROHM
D2801
ESD_COMP_ZENER_ROHM
R2811
10K
R2803
470K
ATV_330P
330pF
C2802
R2816
12K
R2802
470K
ATV_330P
330pF
C2803
R2810
10K
R2815
12K
COMP2_R_IN
COMP2_L_IN
COMP2_Pr+
+3.3V_Normal
R2817
10K
R2818
1K
OPT
VA2816
5.6V
R2801
75
R2800
75
COMP2_Pb+
+3.3V_Normal
R2812
10K
OPT
C2800
0.1uF
16V
R2814
1K
COMP2_Y+/AV_CVBS_IN
R2859
75
3216
COMP2_DET
AV_CVBS_DET
FULL SCART
SCART_JACK
JK2801
PSC008-01
22
6
5
COM_GND
21
20
19
12
11
SYNC_GND2
18
17
16
RGB_IO
R_OUT
15
14
RGB_GND
R_GND
13
SYNC_GND1
D2B_OUT
G_OUT
D2B_IN
10
SYNC_OUT
G_GND
9
8
ID
B_OUT
7
SYNC_IN
AUDIO_L_IN
B_GND
AUDIO_GND
4
AV_DET
AUDIO_L_OUT
3
2
AUDIO_R_IN
AUDIO_R_OUT
1
OPT
VA2815
5.6V
+3.3V_Normal
R2819
10K
SCART_JACK
R2820
1K
AV2
R2850
1K
SC1/COMP1_DET
AV2_CVBS_DET
SC1/AV2_CVBS_IN
SCART_JACK
R2813
75
OPT
C2801
47pF
50V
ESD_SCART
VA2807
5.5V
ESD_SCART
VA2808
5.6V
SCART_JACK
VA2814
5.6V
ESD_SCART
VA2810
20V
SCART_JACK
R2807
75
ESD_SCART
VA2811
20V
SCART_JACK
R2808
75
ESD_SCART
VA2812
20V
SCART_JACK
R2823
0
ESD_SCART
VA2813
5.6V
AV2_L_IN_A
SCART_JACK
R2858
0
ESD_SCART
VA2809
5.6V
AV2_R_IN_A
SCART_JACK
R2805
75
SCART_JACK
R2806
470K
SCART_JACK
R2809
470K
OPT
VA2806
5.6V
SCART_JACK
C2813
1000pF
50V
SCART_JACK
R2821
75
SCART_JACK
R2861
10
OPT
C2815
68pF
R2827
22
SC1_R+/COMP1_Pr+
SCART_JACK
R2822
75
OPT
C2816
68pF
50V
SC1_G+/COMP1_Y+
SC1_B+/COMP1_Pb+
SCART_JACK
R2824
15K
ESD_SCART
VA2817
20V
SCART_JACK
R2828
3.9K
SCART_JACK
R2826
10K
SCART_JACK
R2829
12K
DTV/MNT_VOUT
SC1_FB
SC1_ID
SC1/COMP1_L_IN
SCART_JACK
R2825
10K
SCART_JACK
R2830
12K
SC1/COMP1_R_IN
DTV/MNT_L_OUT
DTV/MNT_R_OUT
SCART_JACK
C2814
1000pF
50V
OPT
VA2805
5.6V
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
SCART AMP
DTV/MNT_L_OUT
SCART1_Lout
SCART_JACK
C2804
10uF
SCART_JACK
16V
R2831
2.2K
OPT
R2832
470K
SCART_JACK
R2834
33K
SCART_JACK
C2807
33pF
50V
SCART_JACK SCART_JACK
C2806
330pF
R2833
220K
50V
SCART_JACK
R2835
5.6K
SCART_JACK
R2836
10K
M13.2V
OUT1
1
IN1-
2
IN1+
3
VEE
4
SCART_JACK
IC2801
AZ4580MTR-E1
8
7
6
5
VCC
OUT2
IN2-
IN2+
SCART_JACK
C2808
0.1uF
50V
SCART_JACK
R2841
33K
SCART_JACK
R2839
10K
SCART_JACK
C2810
33pF
50V
OPT
R2843
470K
SCART_JACK
R2840
5.6K
R2844
2.2K
SCART_JACK
SCART_JACK
C2812
10uF
16V
SCART_JACK SCART_JACK
R2842
220K
C2811
330pF
50V
DTV/MNT_R_OUT
SCART1_Rout
CLOSE TO MSTAR
CLOSE TO MSTAR
M13.2V FET
+13.2V
FET_AOS_M13.2V
Q2805-*1
AO3435
Switch_M13.2V
L2801
UBW2012-121F
120OHM
Switch_M13.2V
C2820
0.1uF
25V
Switch_M13.2V
R2865
33K
Switch_M13.2V
FET_TOSHIBA_M13.2V
Q2805
SSM3J332R
C2821
10uF
25V
+3.3V_Normal
Switch_M13.2V
R2864
12K
Switch_M13.2V
R2863
10K
B
C
TR_NXP_M13.2V
Q2804
MMBT3904(NXP)
E
TR_KEC_M13.2V
Q2804-*1
2N3904S
B
OPT
C2822
10uF
25V
C
E
M13.2V
[SCART AUDIO MUTE]
DTV/MNT_L_OUT
SCART_MUTE_NXP
Q2802
MMBT3904(NXP)
DTV/MNT_R_OUT
SCART_MUTE_NXP
Q2803
MMBT3904(NXP)
SCART_MUTE
R2837
2K
+3.5V_ST
SCART_MUTE
R2838
2K
SCART_MUTE
C2809
0.1uF
16V
SCART_MUTE
R2845
10K
SCART1_MUTE
B
B
C
SCART_MUTE_KEC
Q2802-*1
2N3904S
E
C
SCART_MUTE_KEC
Q2803-*1
2N3904S
E
AV2
AV2
JK2803
PPJ231-02
4
5
7
8
6
AV2_R_IN_A
AV2_L_IN_A
EU
R2848
0
AV2
R2846
0
AV2_R_IN_A
AV2_L_IN_A
AV2_LR_ZENER
VA2818
5.6V
AV2
R2849
0
AV2_LR_ZENER
VA2819
5.6V
AV2
R2854
470K
OPT
C2817
1000pF
50V
AV2
R2851
10K
AV2
R2853
12K
AV2
R2852
10K
AV2
R2856
470K
OPT
C2818
1000pF
50V
AV2
R2855
12K
AV2
R2847
0
OPT
VA2820
5.6V
AV2_R_IN
AV2_L_IN
AV2_CVBS_DET
SC1/AV2_CVBS_IN
AV2_CVBS_ZENER_ROHM
ZD2800
AV2_CVBS_ZENER_ROHM
ZD2801
AV2_CVBS_ZENER_KEC
ZD2800-*1
AV2_CVBS_ZENER_KEC
ZD2801-*1
AV2
R2857
75
1608
1%
OPT
R2860
75
3216
AV2
C2819
47pF
50V
Size Check !!!
L14_CA_M1A
SCART_ COMPONENT
2014/11/21
28
LGE Internal Use Only
Headphone
*Option : HEAD_PHONE_EU
SIDE_HP_MUTE
Close to the Main IC
HEAD_PHONE
L3000
5.6uH
HP_LOUT
+3.5V_ST
OPT
OPT
R3000
Q3000
MMBT3904(NXP)
1K
B
C
OPT
R3001
3.3K
B
E
OPT
Q3001
MMBT3906(NXP)
C
E
HEAD_PHONE
L3001
5.6uH
HP_ROUT
HEAD_PHONE
C3004
4.7uF
10V
HEAD_PHONE
C3005
4.7uF
10V
HEAD_PHONE
C3000
10uF
16V
HEAD_PHONE
C3001
10uF
16V
OPT
C3002
1000pF
50V
OPT
C3003
1000pF
50V
Close to the Main IC
C
HEAD_PHONE
R3002
1K
OPT
Q3002
MMBT3904(NXP)
E
C
HEAD_PHONE
R3003
1K
OPT
Q3003
MMBT3904(NXP)
E
B
B
B
E
OPT
Q3004
MMBT3904(NXP)
C
+3.3V_Normal
HEAD_PHONE
R3005
10K
HP_DET
HEAD_PHONE
R3004
1K
B
E
OPT
Q3005
MMBT3904(NXP)
C
GND 5
HEAD_PHONE
JK3000
PEJ038-3B6
L 4
DETECT 3
R 1
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
HEAD_PHONE
2014/05/22
30
LGE Internal Use Only
L14 TUNER_EU T/C_T2/C/S2_CHINA
TUNER_T/C
TU3700
TDJH-G301D
TUNER_AJ_T2
TU3702
TDJM-G305D
A1
A1
A1
A1
+3.3V
1
2
IF_AGC
3
SCL_RF
4
5
6
IF[P]
IF[N]
7
SIF
8
SDA_RF
CVBS
9
NC_1
B1
B1
47
SHIELD
TUNER_NTSC
TU3700-*1
TDJH-H101F
B1[+3.3V]
1
NC_1
2
3
SCL
4
SDA
5
6
IF[P]
IF[N]
7
IF_AGC
NC_2
8
NC_3
9
+3.3V
1
2
NC_1
3
NC_2
SCL_RF
4
SDA_RF
5
NC_3
6
NC_4
7
SIF
8
CVBS
9
NC_5
10
+3.3V_RF
11
ERROR
12
GND_1
13
MCLK
14
SYNC
15
VAILD
16
D0
17
D1
18
D2
19
D3
20
D4
21
D5
22
D6
23
D7
24
RESET_DEMOD
25
+3.3V_DEMOD
26
SCL_DEMOD
27
+1.2V_DEMOD
28
NC_6
29
SDA_DEMOD
30
B1
B1
47
SHIELD
A1
A1
A1
A1 B1
B1
47
SHIELD
TUNER_CHINA
TU3703
TDJM-C401D
+3.3V
1
2
NC_1
3
NC_2
SCL_RF
4
SDA_RF
5
NC_3
6
NC_4
7
SIF
8
CVBS
9
NC_5
10
+3.3V_RF
11
ERROR
12
GND_1
13
MCLK
14
SYNC
15
VAILD
16
D0
17
D1
18
D2
19
D3
20
D4
21
D5
22
D6
23
D7
24
RESET_DEMOD
25
+3.3V_DEMOD
26
SCL_DEMOD
27
+1.2V_DEMOD
28
NC_6
29
SDA_DEMOD
30
B1
B1
47
SHIELD
A1
A1
47
TUNER_T2/C/S2
TU3701
TDJM-G301D
1
2
3
4
5
6
7
8
9
10
11
12
13
+3.3V
NC_1
AIF_AGC
SCL_RF
SDA_RF
AIF[P]
AIF[N]
SIF
CVBS
NC_2
IF_AGC
C3703
0.1uF
16V
C3708
100pF
50V
+3.3V_RF
ERROR
T2_OR_CHINA
C3718
100pF
50V
T2_OR_CHINA
C3722
0.1uF
16V
GND_1
TU_I2C Multi option
RF_SW_OPT
R2603
0
RF_SWITCH_CTL
+3.3V_LNA
RF_SW_OPT
C2603
0.1uF
16V
Close to TUNER
C3714
0.1uF
16V
IF_AGC
R3714
0 should be guarded by ground
IF_AGC_MAIN
TU_I2C_NON_FILTER
R3738
33
+3.3V_TU
TU_NON_ATSC
R3716
1K
TU_ATSC
C3705-*1
18pF
TU_ATSC
R3716-*1
1.8K
TU_I2C_FILTER
R3738-*1
MLG1005SR27JT
TU_ATSC
C3707-*1
18pF
TU_ATSC
R3717-*1
1.8K
TU_I2C_FILTER
R3739-*1
MLG1005SR27JT
TU_NON_ATSC
R3717
1K
TU_SCL
TU_NON_ATSC
C3705
20pF
TU_I2C_NON_FILTER
R3739
33
TU_NON_ATSC
C3707
20pF
TU_NON_ATSC
C3710
20pF
TU_NON_ATSC
C3711
20pF
TU_SDA
TU_NON_ATSC_NON_CHINA
R3709
10
TU_ATSC
R3709-*1
0
TU_NON_ATSC_NON_CHINA
R3710
10
TU_ATSC
R3710-*1
0
+3.3V_TU
T2
AR3700
0
1/16W
FE_TS_ERR
FE_TS_CLK
FE_TS_SYNC
FE_TS_VAL
CHINA
AR3700-*1 47
CHINA
AR3701-*1 47
CHINA
C3726
0.1uF
16V
IF_P_MSTAR
IF_N_MSTAR close to TUNER
CHINA
R3724
4.7K
OPT
R3726
0 +3.3V_TU
+3.3V_TU
CHINA
R3725
470
B
CHINA
R3732
220
CHINA
R3728
82
E
CHINA_NXP
Q3700
MMBT3906(NXP)
C
TU_SIF
B
CHINA
R3735
220
TU_CVBS
E
CHINA_NXP
Q3701
MMBT3906(NXP)
C
B
C
CHINA_KEC
Q3700-*1
2N3906S-RTK
E
B
C
OPT
R3731
0
CHINA_KEC
Q3701-*1
2N3906S-RTK
E
MCLK
14
CHINA
AR3702-*1 47 SYNC
15
VALID
16
17
D0
T2
AR3701
0
1/16W
FE_TS_DATA[0]
FE_TS_DATA[1]
FE_TS_DATA[2]
FE_TS_DATA[3]
FE_TS_DATA[0-7]
18
D1
D2
19
D3
20
21
22
D4
D5
T2
AR3702
0
1/16W
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[7]
+3.3V_LNA
+3.3V_TU
+3.3V_Normal
C3739
22uF
10V
L3701
UBW2012-121F
C3706
0.1uF
16V
L3704
UBW2012-121F
C3731
0.1uF
16V
C3733
22uF
10V
23
D6
C3730
22uF
10V
C3738
0.1uF
16V
D7
24
25
26
27
28
29
30
RESET_DEMOD
T2_OR_CHINA
+3.3V_DEMOD
C3716
0.1uF
16V
T2_OR_CHINA
R3719
10
SCL_DEMOD
T2_OR_CHINA
+1.2V_DEMOD
C3702
20pF
50V
NC_3
SDA_DEMOD
T2_OR_CHINA
R3711 22
LNB
R3707
0
T2_OR_CHINA
R3712
22
DEMOD_RESET
DEMOD_SCL
T2_OR_CHINA
C3721
100pF
50V
T2_OR_CHINA
C3723
0.1uF
16V
+1.2V_DEMOD
LNB_TX
DEMOD_SDA
+3.3V_DEMOD
T2_OR_CHINA
C3713
100pF
50V
T2_OR_CHINA
C3729
0.1uF
16V
+3.3V_TU
T2_OR_CHINA
R3723
3.3K
EN
1
T2_OR_CHINA
IC3701
AP7361-Y-13
5
OUT
T2_OR_CHINA
C3725
1uF
10V
GND
2
ADJ/NC
3 4
IN
Vo=0.8*(1+R1/R2)
+1.2V_DEMOD
T2_OR_CHINA
C3732
0.1uF
16V
T2_OR_CHINA
R3733
12K
1%
R1
T2_OR_CHINA
R3734
22K
1%
R2
T2_OR_CHINA
R3737
1
T2_OR_CHINA
C3737
10uF
10V
31
LNB
T2_OR_CHINA
C3704
20pF
50V
LNB
C3709
0.1uF
50V
LNB_OUT
32
GND
GND seperation
TU_GND_B
C3701
1000pF
630V
TU_GND_B TU_GND_B
R3740
0
B1
B1
SHIELD
+3.3V_TU
T2_OR_CHINA
L3702
BLM18PG121SN1D
+3.3V_DEMOD
T2_OR_CHINA
C3724
0.1uF
16V
T2_OR_CHINA
C3734
10uF
10V
T2_OR_CHINA
C3727
0.1uF
16V
ERROR & VALID PIN
T2_OR_CHINA
R3736
0
FE_TS_VAL
FE_TS_VAL_ERR
FE_TS_ERR
GPIO must be added.
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
TUNER_T2CS2
2014/05/22
37
LGE Internal Use Only
RS-232C 4PIN
RS-232C 4PIN
+3.5V_ST
PM_RXD
PM_TXD
AR4000
100
1/16W
RS232C_DEBUG_4P
P4000
12507WS-04L
VCC
1
PM_RXD
2
GND
3
RM_TXD
4
GND
5
MSTAR DEBUG 4PIN
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
RS232C_MSTAR_DEBUG_4P
2014/05/22
40
LGE Internal Use Only
TP for EU
RF_SWITCH_CTL
IF_AGC_SEL
SPDIF_OUT
AV2_CVBS_DET
5V_DET_HDMI_2
HDMI_ARC
CK+_HDMI2
CK-_HDMI2
D0+_HDMI2
D0-_HDMI2
D1+_HDMI2
D1-_HDMI2
D2+_HDMI2
D2-_HDMI2
DDC_SDA_2
DDC_SCL_2
HPD2
HP_ROUT
HP_LOUT
SIDE_HP_MUTE
HP_DET
CI_DET
/CI_CD1
/CI_CD2
EPHY_RP
EPHY_TN
EPHY_TP
EPHY_RN
SENSOR_SCL
SENSOR_SDA
FRC_RESET
DEMOD_RESET
UART_RX
UART_TX
/VBUS_EN
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
TP_EU
2014/05/22
41
LGE Internal Use Only
IR + LED + Digital Eye + Control Key
+3.5V_ST
KEY1
KEY2
+3.5V_ST
L4600
BLM18PG121SN1D
C4600
0.1uF
C4601
1000pF
50V
R4601
100
R4603
10K
1%
R4604
10K
1%
R4602
100
C4602
0.1uF
16V
C4603
0.1uF
16V
For EMI
R4606
1.8K
LED_R/BUZZ
+3.5V_ST
OPT
VA4600
5.6V
R4600
3.3K
IR
+3.3V_Normal
C4604
100pF
50V
OPT
ZD4601
5V
SENSOR_SCL
SENSOR_SDA
IR_Eye_Sensor
R4605
1K
IR_Eye_Sensor
R4607
1K
IR_Eye_Sensor
R4608
100
IR_Eye_Sensor
IR_Eye_Sensor
C4605
R4609 18pF
100 50V
IR_Eye_Sensor
C4606
18pF
50V
IR_10p
P4600
12507WR-10L
7
8
5
6
9
10
3
4
1
2
11
IR_8p
P4601
12507WR-08L
7
8
5
6
3
4
1
2
9
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
IR_EYE_SENSOR
2014/06/02
46
LGE Internal Use Only
NC_1
1
NC_2
2
NC_3
3
NC_4
4
NC_5
5
NC_6
6
R/B
7
RE
8
CE
9
NC_7
10
NC_8
11
VCC_1
12
VSS_1
13
NC_9
14
NC_10
15
CLE
16
ALE
17
WE
18
WP
19
NC_11
20
NC_12
21
NC_13
22
NC_14
23
NC_15
24
NC_1
1
NC_2
2
NC_3
3
NC_4
4
NC_5
5
NC_6
6
RY/BY
7
RE
8
CE
9
NC_7
10
NC_8
11
VCC_1
12
VSS_1
13
NC_9
14
NC_10
15
CLE
16
ALE
17
WE
18
WP
19
NC_11
20
NC_12
21
NC_13
22
NC_14
23
NC_15
24
NAND FLASH MEMORY
/F_RB
/PF_OE
/PF_CE0
/PF_CE1
PF_ALE
/PF_WE
/PF_WP
AR103
22
AR104
22
R107
1K
OPT
R108
1K
R102
3.3K
+3.3V_Normal
R109
3.9K
C101
0.1uF
+3.3V_Normal
OPT
R105
1K
R106
1K
NC_1
1
NC_2
2
NC_3
3
NC_4
4
NC_5
5
NC_6
6
R/B
7
RE
8
CE
9
NC_7
10
NC_8
11
VCC_1
12
VSS_1
13
NC_9
14
NC_10
15
CLE
16
ALE
17
WE
18
WP
19
NC_11
20
NC_12
21
NC_13
22
NC_14
23
NC_15
24
NAND_FLASH_1G_HYNIX
IC102
H27U1G8F2CTR-BC
EAN35669103
+3.3V_Normal
48
47
46
NC_29
NC_28
NC_27
45
44
43
NC_26
I/O7
I/O6
22
AR101
42
41
40
I/O5
I/O4
NC_25
36
35
34
39
38
37
33
32
31
30
29
28
I/O1
I/O0
NC_19
NC_18
27
26
25
NC_17
NC_16
NC_24
C102
10uF
10V NC_23
VCC_2
VSS_2
C103
0.1uF
NC_22
NC_21
NC_20
AR102
22
I/O3
I/O2
PCM_A[7]
PCM_A[6]
PCM_A[5]
PCM_A[4]
PCM_A[3]
PCM_A[2]
PCM_A[1]
PCM_A[0]
PCM_A[0-7]
<CHIP Config>
(SPI_SDI, PM_LED, PWM_PM)
LG-NonOS SB51_ExtSPI 3’b000 51boot from SPI
LG-OS HEMCU_ExtSPI 3’b001 MIPS boot from SPI
OPT
R115
4.7K
R116
4.7K
EEPROM
NVRAM_RHOM
IC104
BR24G256FJ-3
EAN62389502
A0
1
+3.5V_ST
OPT
R117
4.7K
R165
2.7K
R118
4.7K
OPT
R121
2.7K
8
VCC
LED_R/BUZZ
PM_LED
SPI_SDI
+3.3V_Normal
A1
2
A2
3
A0’h
7
WP
6
SCL
GND
4 5
SDA
C105
0.1uF
OPT
C104
8pF
R111
22
R112
22
OPT
C106
8pF
NAND_FLASH_2G_HYNIX
EAN60708703
IC102-*1
H27U2G8F2DTR-BD
NAND_FLASH_2G_TOSHIBA
EAN60991002
IC102-*3
TC58NVG1S3HTA00
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
NC_29 NC_1
1
NC_28 NC_2
2
NC_27 NC_3
3
NC_26 NC_4
4
I/O8 NC_5
5
I/O7 NC_6
6
I/O6 R/B
7
I/O5 RE
8
NC_25 CE
9
NC_24 NC_7
10
NC_23 NC_8
11
VCC_2 VCC_1
12
VSS_2 VSS_1
13
NC_22 NC_9
I/O1
14
NC_21 NC_10
NC_20
I/O4
I/O3
I/O2
15
CLE
16
ALE
17
WE
18
WP
19
NC_11
20
NC_19 NC_12
21
NC_18 NC_13
22
NC_17 NC_14
23
NC_16 NC_15
24
NC_29
48
NC_28
47
NC_27
46
NC_26
45
I/O7
44
I/O6
43
I/O5
42
I/O4
41
NC_25
40
NC_24
39
NC_23
38
VCC_2
37
VSS_2
36
NC_22
35
NC_21
34
NC_20
33
I/O3
32
I/O2
31
I/O1
30
I/O0
29
NC_19
28
NC_18
27
26
NC_17
NC_16
25
NAND_FLASH_1G_SS
EAN61857001
IC102-*4
K9F1G08U0D-SCB0
NC_29
48
NC_28
47
NC_27
46
NC_26
45
I/O7
44
I/O6
43
I/O5
42
I/O4
41
NC_25
40
NC_24
39
NC_23
38
VCC_2
37
VSS_2
36
NC_22
35
NC_21
34
NC_20
33
I/O3
32
I/O2
31
I/O1
30
I/O0
29
NC_19
28
NC_18
27
26
NC_17
NC_16
25
NAND_FLASH_1G_TOSHIBA_24n
EAN61508002
IC102-*2
TC58NVG0S3HTA00
NC_1
1
NC_2
2
NC_3
3
NC_4
4
NC_5
5
NC_6
6
RY/BY
7
RE
8
CE
9
NC_7
10
NC_8
11
VCC_1
12
VSS_1
13
NC_9
14
NC_10
15
CLE
16
ALE
17
WE
18
WP
19
NC_11
20
NC_12
21
NC_13
22
NC_14
23
NC_15
24
48
NC_29
NC_28
47
46
45
NC_27
NC_26
I/O8
44
43
42
41
I/O7
I/O6
I/O5
40
39
38
NC_25
NC_24
NC_23
37
36
35
VCC_2
VSS_2
NC_22
34
33
32
NC_21
NC_20
I/O4
31
30
29
I/O3
I/O2
I/O1
28
27
26
NC_19
NC_18
NC_17
25
NC_16
PM MODEL OPTION
+3.5V_ST
PM_MODEL_OPT_0
- HIGH : LCD
- LOW :: PDP
LCD
R177
10K
PM_MODEL_OPT_1
- Not Use (Ready)
PM_MODEL_OPT_0
PDP
R176
10K
I2C +3.3V_Normal
R140
1K
R141
1K
R144
2.2K
R145
2.2K
I2C_SDA
I2C_SCL
AMP_SDA
AMP_SCL
NVRAM_ATMEL
IC104-*1
AT24C256C-SSHL-T
DIMMING
PWM_DIM
R157
100
R156
10K
R103
10K
PWM2
PWM0
PWM3
RXA4+
RXA4-
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXBCK+
RXBCK-
RXB2+
RXB2-
RXB1+
RXB1-
RXB0+
RXB0-
RXA1+
RXA1-
RXA0+
RXA0-
RXB4+
RXB4-
RXB3+
RXB3-
M1A_256M_UO4
IC101
LGE2134(256M)
U19
T20
T21
T19
R21
R20
R19
P20
P19
N20
N21
N19
M21
M20
M19
L20
L19
K20
K21
K19
J21
J20
J19
H20
LVA4P/TTL_B[0]/HCONV/GPIO170
LVA4M/TTL_B[1]/E_O/GPIO171
LVA3P/TTL_B[2]/FB/GPIO172
LVA3M/TTL_B[3]/OPT_P/GPIO173
LVACKP/TTL_B[4]/MCLK/GPIO174
LVACKM/TTL_B[5]/GCLK/GPIO175
LVA2P/TTL_B[6]/GST/GPIO176
LVA2M/TTL_B[7]/POL/GPIO177
LVA1P/TTL_G[0]/EPI0+/GPIO178
LVA1M/TTL_G[1]/EPI0-/GPIO179
LVA0P/TTL_G[2]/EPI1+/GPIO180
LVA0M/TTL_G[3]/EPI1-/GPIO181
LVB4P/TTL_G[4]/EPI2+/GPIO182
LVB4M/TTL_G[5]/EPI2-/GPIO183
LVB3P/TTL_G[6]/EPI3+/GPIO184
LVB3M/TTL_G[7]/EPI3-/GPIO185
SAR0/GPIO35
SAR1/GPIO36
SAR2/GPIO37
SAR3/GPIO38
SAR4/GPIO39
GPIO_PM[13]/GPIO20
GPIO_PM[14]/GPIO21
PM_LED/GPIO4
GPIO_PM[0]/GPIO7
PM_SPI_SCZ2/GPIO_PM[10]/GPIO17
GPIO_PM[15]/GPIO22
GPIO_PM[4]/GPIO11
GPIO_PM[7]/GPIO14
GPIO_PM[8]/GPIO15
PWM_PM/GPIO200
PM_UART_TX/GPIO_PM[1]/GPIO8
PM_UART_RX/GPIO_PM[5]/GPIO12
LVBCKP/TTL_R[0]/EPI4+/GPIO186
LVBCKM/TTL_R[1]/EPI4-/GPIO187
LVB2P/TTL_R[2]/EPI5+/GPIO188
LVB2M/TTL_R[3]/EPI5-/GPIO189
LVB1P/TTL_R[4]/EPI6+/GPIO190
LVB1M/TTL_R[5]/EPI6-/GPIO191
LVB0P/TTL_R[6]/EPI7+/GPIO192
LVB0M/TTL_R[7]/EPI7-/GPIO193
D5
F8
E7
E6
D6
D3
AA3
W5
D4
L15
Y11
W10
Y10
P3
Y3
Y5
W11
KEY1
KEY2
PM_MODEL_OPT_0
PANEL_CTL
SCART1_MUTE
MHL_CD_SENSE
/VBUS_EN
PM_LED
POWER_DET
AMP_MUTE
INV_CTL
POWER_ON/OFF_1
RL_ON
/FLASH_WP
LED_R/BUZZ
PM_TXD
PM_RXD
I2C_SCL
A0
1
A1
2
A2
3
8
VCC
7
WP
6
SCL
I2C_SDA GND
4 5
SDA
EAN61133501
M1A_256M_UO4
IC101
LGE2134(256M) from CI SLOT
DEMOD_SCL
DEMOD_SDA
CI_DET
/PCM_CD
I2C_SCL
I2C_SDA
URSA/VCOM_SDA
URSA/VCOM_SCL
SENSOR_SCL
R113 22
SENSOR_SDA
T2_OR_CHINA
AMP_SCL
R114 22
T2_OR_CHINA
AMP_SDA
TU_SCL
TU_SDA
+3.3V_Normal
R180
10K
0 R197
R178 22
PCM_A[0-14]
PCM_D[0-7]
5V_DET_HDMI_4
AV_CVBS_DET
AV2_CVBS_DET
COMP2_DET
DEMOD_RESET
MODEL_OPT_0
MODEL_OPT_1
MODEL_OPT_2
/MHL_OCP_DET
FRC_RESET
HP_DET
SC1/COMP1_DET
MHL_OCP_EN
AMP_RESET
MODEL_OPT_4
RF_SWITCH_CTL
/CI_CD1
/CI_CD2
USB1_CTL
MODEL_OPT_5
MODEL_OPT_6
USB1_OCD
PCM_A[0]
PCM_A[1]
PCM_A[2]
PCM_A[3]
PCM_A[4]
PCM_A[5]
PCM_A[6]
PCM_A[7]
PCM_A[8]
PCM_A[9]
PCM_A[10]
PCM_A[11]
PCM_A[12]
PCM_A[13]
PCM_A[14]
R184
R183
33
33
/PCM_IORD
/PCM_IOWR
/PCM_IRQA
/PCM_OE
/PCM_REG
PCM_RST
/PCM_WAIT
/PCM_WE
/PCM_CD
/PCM_CE
PCM_D[0]
PCM_D[1]
PCM_D[2]
PCM_D[3]
PCM_D[4]
PCM_D[5]
PCM_D[6]
PCM_D[7]
Y1
W4
H19
G20
G19
G21
R182
R181
J17
J16
E8
D7
U6
V6
K15
L16
22
22
K17
J15
U8
T7
U7
V7
F6
G6
AA4
Y4
J6
K6
G7
J4
J5
H5
K5
K4
H6
L5
GPIO78
GPIO79
I2C_SCKM3/I2C_DDCR_CK/GPIO77
I2C_SDAM3/I2C_DDCR_DA/GPIO76
SDAM2/GPIO55
SCKM2/GPIO56
SCKM0/GPIO58
SDAM0/GPIO59
I2S_IN_BCK/GPIO159
I2S_IN_SD/GPIO160
I2C_SCKM1/GPIO80
I2C_SDAM1/GPIO81
ET_TXD[0]/GPIO62
EXT_TX_CLK/GPIO64
I2S_IN_WS/GPIO158
ET_COL/GPIO60
ET_TXD[1]/GPIO61
TS0CLK/GPIO92
TS0DATA[0]/GPIO82
TS0DATA[1]/GPIO83
TS0DATA[2]/GPIO84
TS0DATA[3]/GPIO85
TS0DATA[4]/GPIO86
TS0DATA[5]/GPIO87
TS0DATA[6]/GPIO88
TS0DATA[7]/GPIO89
TS0SYNC/GPIO91
TS0VALID/GPIO90
TS1CLK/GPIO103
TS1DATA[0]/GPIO93
TS1DATA[1]/GPIO94
TS1DATA[2]/GPIO95
TS1DATA[3]/GPIO96
TS1DATA[4]/GPIO97
TS1DATA[5]/GPIO98
TS1DATA[6]/GPIO99
TS1DATA[7]/GPIO100
TS1SYNC/GPIO102
TS1VALID/GPIO101
LCK/GPIO194
LDE/GPIO195
LHSYNC/GPIO196
LVSYNC/GPIO197
PM_SPI_SCZ1/GPIO_PM[6]/GPIO13
PM_SPI_SCK/GPIO1
PM_SPI_SCZ0/GPIO0
PM_SPI_SDI/GPIO2
PM_SPI_SDO/GPIO3 UART2_RX/GPIO69
UART2_TX/GPIO70
UART3_TX/GPIO52
UART3_RX/GPIO53
GPIO46[CTS]
GPIO47[RTS]
UART1_TX/GPIO48
UART1_RX/GPIO49 SPDIF_IN/GPIO161
SPDIF_OUT/GPIO162
RP
TN
TP
RN
ET_TX_EN/GPIO63
ET_RXD[0]/GPIO65
ET_MDC/GPIO66
ET_MDIO/GPIO67
ET_RXD[1]/GPIO68
HWRESET
IRIN/GPIO5
DDCA_CK/UART0_RX
DDCA_DA/UART0_TX
B1
C2
C1
B2
T11
T12
V12
Y14
Y16
AA15
Y13
AA16
W12
AA13
V10
T14
T13
U13
V15
U12
V13
U14
W14
W13
Y15
W15
CI_TS_DATA[0]
CI_TS_DATA[1]
CI_TS_DATA[2]
CI_TS_DATA[3]
CI_TS_DATA[4]
CI_TS_DATA[5]
CI_TS_DATA[6]
CI_TS_DATA[7]
FE_TS_DATA[0]
FE_TS_DATA[1]
FE_TS_DATA[2]
FE_TS_DATA[3]
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[7]
B3 R189
A3
R188
A4
C3
A2 R190
33
33
33
D2
D1
R192 100
SPDIF_OPTIC
D8
E5
G4
G5
/SPI_CS
Internal demod out
SPI_SCK
SIDE_HP_MUTE
SPI_SDI
SPI_SDO
EPHY_RP
EPHY_TN
EPHY_TP
EPHY_RN
5V_DET_HDMI_2
SPDIF_OUT
SOC_RESET
IR
RGB_DDC_SCL
RGB_DDC_SDA
CI_TS_CLK
CI_TS_DATA[0-7]
CI_TS_SYNC
CI_TS_VAL
FE_TS_CLK
FE_TS_DATA[0-7]
FE_TS_SYNC
FE_TS_VAL_ERR
FE_TS_DATA[0]
FE_TS_DATA[0]
V21
Y18
T16
R17
T18
W16
U15
U18
V16
W17
Y20
R15
AA18
T15
Y21
W20
Y19
AA19
AA20
W21
V20
Y17
V18
V19
W19
U17
R18
V17
R16
U16
T17
W18
U20
PCMADR[0]/NF_AD[0]/GPIO130
PCMADR[1]/NF_AD[1]/GPIO129
PCMADR[2]/NF_AD[2]/GPIO127
PCMADR[3]/NF_AD[3]/GPIO126
PCMADR[4]/NF_AD[4]/GPIO104
PCMADR[5]/NF_AD[5]/GPIO106
PCMADR[6]/NF_AD[6]/GPIO107
PCMADR[7]/NF_AD[7]/GPIO108
PCMADR[8]/GPIO113
PCMADR[9]/GPIO115
PCMADR[10]/GPIO119
PCMADR[11]/GPIO117
PCMADR[12]/GPIO109
PCMADR[13]/GPIO112
PCMADR[14]/GPIO111
PCMCD_N/GPIO135
PCMCE_N/GPIO120
PCMDATA[0]/GPIO131
PCMDATA[1]/GPIO132
PCMDATA[2]/GPIO133
PCMDATA[3]/GPIO125
PCMDATA[4]/GPIO124
PCMDATA[5]/GPIO123
PCMDATA[6]/GPIO122
PCMDATA[7]/GPIO121
PCMIORD_N/GPIO116
PCMIOWR_N/GPIO114
PCMIRQA_N/GPIO110
PCMOE_N/GPIO118
PCMREG_N/GPIO128
PCM_RESET/GPIO134
PCMWAIT_N/GPIO105
PCMWE_N/GPIO198
PWM0/GPIO71
PWM1/GPIO72
PWM2/GPIO73
PWM3/GPIO74
PWM4/GPIO75
NF_ALE/GPIO146
NF_CEZ/GPIO142
NF_CLE/GPIO141
NF_RBZ/GPIO147
NF_REZ/GPIO144
NF_WEZ/GPIO145
NF_WPZ/GPIO199
IF_AGC
SIFM
SIFP
IM
IP
XIN
XOUT
J18
K18
K16
L18
L17
PWM0
PWM1
PWM2
PWM3
PCM_5V_CTL +3.3V_Normal
T8
T9
PF_ALE
/PF_CE0
/PF_CE1
IF_AGC
L101
BLM18PG121SN1D
U9
U11
V9
U10
/F_RB
/PF_OE
/PF_WE
/PF_WP
IF_AGC
R193
10K
IF_AGC
C119
0.1uF
T10 IF_AGC
R196
0
W2
W1
W3
TU_SIF
C115 0.1uF
C116 0.1uF
R198 47
R199 47
V2
V1
TU_SIF
ANALOG SIF
TU_SIF
Close to MSTAR
AA2
Y2
R194 0
TUNER_IF_0_ohm
R195 0
IF
C117
0.1uF
TUNER_IF_0_ohm
OPT
C121
100pF
IF
C118
0.1uF
C122
33pF
TU_IF_CAP
TU_SIF
C123
1000pF
TU_SIF
IF_N_MSTAR
DTV_IF
IF_P_MSTAR
TU_IF_CAP
C124
33pF
Close to MSTAR
IF_AGC
C120
0.047uF
25V
IF_AGC_MAIN
TUNER_IF_100_ohm
R194-*1
100
TUNER_IF_100_ohm
R195-*1
100
For KR/US models
R187
1M
XTAL_LOAD_22pF
X101
24MHz
C113
C114
22pF
22pF
XTAL_LOAD_22pF
XTAL_LOAD_30pF
C113-*1
30pF
XTAL_LOAD_27pF
C113-*2 27pF
XTAL_LOAD_18pF
C113-*3 18pF
XTAL_LOAD_20pF
C113-*4 20pF
XTAL_LOAD_24pF
C113-*5 24pF
XTAL_LOAD_30pF
C114-*1 30pF
XTAL_LOAD_27pF
C114-*2
27pF
XTAL_LOAD_18pF
C114-*3 18pF
XTAL_LOAD_20pF
C114-*4 20pF
XTAL_LOAD_24pF
C114-*5 24pF
M1A_128M_UO4
IC101-*1
LGE2133(128M)
U19
T20
T21
T19
R21
R20
R19
P20
P19
N20
N21
N19
M21
M20
M19
L20
L19
K20
K21
K19
J21
J20
J19
H20
LVA4P/TTL_B[0]/HCONV/GPIO170
LVA4M/TTL_B[1]/E_O/GPIO171
SAR0/GPIO35
SAR1/GPIO36
LVA3P/TTL_B[2]/FB/GPIO172
LVA3M/TTL_B[3]/OPT_P/GPIO173
LVACKP/TTL_B[4]/MCLK/GPIO174
LVACKM/TTL_B[5]/GCLK/GPIO175
SAR2/GPIO37
SAR3/GPIO38
SAR4/GPIO39
LVA2P/TTL_B[6]/GST/GPIO176
LVA2M/TTL_B[7]/POL/GPIO177
GPIO_PM[13]/GPIO20
GPIO_PM[14]/GPIO21
LVA1P/TTL_G[0]/EPI0+/GPIO178
PM_LED/GPIO4
GPIO_PM[0]/GPIO7
LVA1M/TTL_G[1]/EPI0-/GPIO179 PM_SPI_SCZ2/GPIO_PM[10]/GPIO17
LVA0P/TTL_G[2]/EPI1+/GPIO180
LVA0M/TTL_G[3]/EPI1-/GPIO181
LVB4P/TTL_G[4]/EPI2+/GPIO182
LVB4M/TTL_G[5]/EPI2-/GPIO183
LVB3P/TTL_G[6]/EPI3+/GPIO184
LVB3M/TTL_G[7]/EPI3-/GPIO185
GPIO_PM[15]/GPIO22
GPIO_PM[4]/GPIO11
GPIO_PM[7]/GPIO14
GPIO_PM[8]/GPIO15
PWM_PM/GPIO200
PM_UART_TX/GPIO_PM[1]/GPIO8
PM_UART_RX/GPIO_PM[5]/GPIO12
LVBCKP/TTL_R[0]/EPI4+/GPIO186
LVBCKM/TTL_R[1]/EPI4-/GPIO187
LVB2P/TTL_R[2]/EPI5+/GPIO188
LVB2M/TTL_R[3]/EPI5-/GPIO189
LVB1P/TTL_R[4]/EPI6+/GPIO190
LVB1M/TTL_R[5]/EPI6-/GPIO191
LVB0P/TTL_R[6]/EPI7+/GPIO192
LVB0M/TTL_R[7]/EPI7-/GPIO193
D5
F8
E7
E6
D6
W10
Y10
P3
Y3
Y5
W11
D3
AA3
W5
D4
L15
Y11
M1A_256M_AVS+
IC101-*2
LGE2136(256M)
U19
T20
T21
T19
R21
R20
R19
P20
P19
N20
N21
N19
M21
M20
M19
L20
L19
K20
K21
K19
J21
J20
J19
H20
LVA4P/TTL_B[0]/HCONV/GPIO170
LVA4M/TTL_B[1]/E_O/GPIO171
LVA3P/TTL_B[2]/FB/GPIO172
LVA3M/TTL_B[3]/OPT_P/GPIO173
LVACKP/TTL_B[4]/MCLK/GPIO174
LVACKM/TTL_B[5]/GCLK/GPIO175
LVA2P/TTL_B[6]/GST/GPIO176
LVA2M/TTL_B[7]/POL/GPIO177
SAR0/GPIO35
SAR1/GPIO36
SAR2/GPIO37
SAR3/GPIO38
SAR4/GPIO39
LVA1P/TTL_G[0]/EPI0+/GPIO178
GPIO_PM[13]/GPIO20
GPIO_PM[14]/GPIO21
PM_LED/GPIO4
GPIO_PM[0]/GPIO7
LVA1M/TTL_G[1]/EPI0-/GPIO179 PM_SPI_SCZ2/GPIO_PM[10]/GPIO17
LVA0P/TTL_G[2]/EPI1+/GPIO180
LVA0M/TTL_G[3]/EPI1-/GPIO181
GPIO_PM[15]/GPIO22
GPIO_PM[4]/GPIO11
LVB4P/TTL_G[4]/EPI2+/GPIO182
LVB4M/TTL_G[5]/EPI2-/GPIO183
LVB3P/TTL_G[6]/EPI3+/GPIO184
LVB3M/TTL_G[7]/EPI3-/GPIO185
GPIO_PM[7]/GPIO14
GPIO_PM[8]/GPIO15
PWM_PM/GPIO200
PM_UART_TX/GPIO_PM[1]/GPIO8
PM_UART_RX/GPIO_PM[5]/GPIO12
LVBCKP/TTL_R[0]/EPI4+/GPIO186
LVBCKM/TTL_R[1]/EPI4-/GPIO187
LVB2P/TTL_R[2]/EPI5+/GPIO188
LVB2M/TTL_R[3]/EPI5-/GPIO189
LVB1P/TTL_R[4]/EPI6+/GPIO190
LVB1M/TTL_R[5]/EPI6-/GPIO191
LVB0P/TTL_R[6]/EPI7+/GPIO192
LVB0M/TTL_R[7]/EPI7-/GPIO193
D5
F8
E7
E6
D6
W10
Y10
P3
Y3
Y5
W11
D3
AA3
W5
D4
L15
Y11
M1A_128M_UO4
IC101-*1
LGE2133(128M)
Y1
W4
K17
J15
U8
T7
U7
V7
F6
G6
AA4
Y4
J6
K6
G7
J4
J5
H19
G20
G19
G21
J17
J16
E8
D7
U6
V6
K15
L16
H5
K5
K4
H6
L5
Y18
T16
R17
T18
W16
U15
U18
V16
W17
Y20
R15
AA18
T15
Y21
W20
V21
Y19
AA19
AA20
W21
V20
Y17
V18
V19
W19
U17
R18
V17
R16
U16
T17
W18
U20
GPIO78
GPIO79
I2C_SCKM3/I2C_DDCR_CK/GPIO77
I2C_SDAM3/I2C_DDCR_DA/GPIO76
SDAM2/GPIO55
SCKM2/GPIO56
SCKM0/GPIO58
SDAM0/GPIO59
I2S_IN_BCK/GPIO159
I2S_IN_SD/GPIO160
I2C_SCKM1/GPIO80
I2C_SDAM1/GPIO81
ET_TXD[0]/GPIO62
EXT_TX_CLK/GPIO64
I2S_IN_WS/GPIO158
ET_COL/GPIO60
ET_TXD[1]/GPIO61
TS0CLK/GPIO92
TS0DATA[0]/GPIO82
TS0DATA[1]/GPIO83
TS0DATA[2]/GPIO84
TS0DATA[3]/GPIO85
TS0DATA[4]/GPIO86
TS0DATA[5]/GPIO87
TS0DATA[6]/GPIO88
TS0DATA[7]/GPIO89
TS0SYNC/GPIO91
V10
T14
T13
U13
V15
U12
V13
U14
T11
T12
V12
Y14
Y16
TS0VALID/GPIO90
TS1CLK/GPIO103
TS1DATA[0]/GPIO93
TS1DATA[1]/GPIO94
TS1DATA[2]/GPIO95
TS1DATA[3]/GPIO96
TS1DATA[4]/GPIO97
TS1DATA[5]/GPIO98
TS1DATA[6]/GPIO99
TS1DATA[7]/GPIO100
TS1SYNC/GPIO102
TS1VALID/GPIO101
AA15
Y13
AA16
W12
AA13
W14
W13
Y15
W15
LCK/GPIO194
LDE/GPIO195
LHSYNC/GPIO196
LVSYNC/GPIO197
PM_SPI_SCZ1/GPIO_PM[6]/GPIO13
PM_SPI_SCK/GPIO1
PM_SPI_SCZ0/GPIO0
PM_SPI_SDI/GPIO2
PM_SPI_SDO/GPIO3
B3
A3
A4
C3
A2
UART2_RX/GPIO69
UART2_TX/GPIO70
UART3_TX/GPIO52
UART3_RX/GPIO53
GPIO46[CTS]
GPIO47[RTS]
UART1_TX/GPIO48
UART1_RX/GPIO49
RP
TN
TP
RN
SPDIF_IN/GPIO161
SPDIF_OUT/GPIO162
B1
C2
C1
B2
D2
D1
ET_TX_EN/GPIO63
ET_RXD[0]/GPIO65
ET_MDC/GPIO66
ET_MDIO/GPIO67
ET_RXD[1]/GPIO68
HWRESET
IRIN/GPIO5
DDCA_CK/UART0_RX
DDCA_DA/UART0_TX
D8
E5
G4
G5
PCMADR[0]/NF_AD[0]/GPIO130
PCMADR[1]/NF_AD[1]/GPIO129
PCMADR[2]/NF_AD[2]/GPIO127
PCMADR[3]/NF_AD[3]/GPIO126
PCMADR[4]/NF_AD[4]/GPIO104
PCMADR[5]/NF_AD[5]/GPIO106
PCMADR[6]/NF_AD[6]/GPIO107
PCMADR[7]/NF_AD[7]/GPIO108
PCMADR[8]/GPIO113
PCMADR[9]/GPIO115
PCMADR[10]/GPIO119
PCMADR[11]/GPIO117
PCMADR[12]/GPIO109
PCMADR[13]/GPIO112
PCMADR[14]/GPIO111
PCMCD_N/GPIO135
PCMCE_N/GPIO120
PCMDATA[0]/GPIO131
PCMDATA[1]/GPIO132
PCMDATA[2]/GPIO133
PCMDATA[3]/GPIO125
PCMDATA[4]/GPIO124
PCMDATA[5]/GPIO123
PCMDATA[6]/GPIO122
PCMDATA[7]/GPIO121
PCMIORD_N/GPIO116
PCMIOWR_N/GPIO114
PCMIRQA_N/GPIO110
PCMOE_N/GPIO118
PCMREG_N/GPIO128
PCM_RESET/GPIO134
PCMWAIT_N/GPIO105
PCMWE_N/GPIO198
PWM0/GPIO71
PWM1/GPIO72
PWM2/GPIO73
PWM3/GPIO74
PWM4/GPIO75
J18
K18
K16
L18
L17
NF_ALE/GPIO146
NF_CEZ/GPIO142
NF_CLE/GPIO141
NF_RBZ/GPIO147
NF_REZ/GPIO144
NF_WEZ/GPIO145
NF_WPZ/GPIO199
T8
T9
U9
U11
V9
U10
T10
IF_AGC
SIFM
SIFP
IM
IP
XIN
XOUT
W2
W1
W3
V2
V1
AA2
Y2
M1A_256M_AVS+
IC101-*2
LGE2136(256M)
Y1
W4
K17
J15
U8
T7
U7
V7
F6
G6
AA4
Y4
J6
K6
G7
J4
J5
H19
G20
G19
G21
J17
J16
E8
D7
U6
V6
K15
L16
AA18
T15
Y21
W20
V21
Y18
T16
R17
T18
Y17
V18
V19
W19
U18
V16
W17
Y20
R15
W16
U15
U17
R18
V17
R16
U16
T17
W18
U20
Y19
AA19
AA20
W21
V20
H5
K5
K4
H6
L5
GPIO78
GPIO79
I2C_SCKM3/I2C_DDCR_CK/GPIO77
I2C_SDAM3/I2C_DDCR_DA/GPIO76
SDAM2/GPIO55
SCKM2/GPIO56
SCKM0/GPIO58
SDAM0/GPIO59
I2S_IN_BCK/GPIO159
I2S_IN_SD/GPIO160
I2C_SCKM1/GPIO80
I2C_SDAM1/GPIO81
ET_TXD[0]/GPIO62
EXT_TX_CLK/GPIO64
I2S_IN_WS/GPIO158
ET_COL/GPIO60
ET_TXD[1]/GPIO61
TS0CLK/GPIO92
TS0DATA[0]/GPIO82
TS0DATA[1]/GPIO83
TS0DATA[2]/GPIO84
TS0DATA[3]/GPIO85
TS0DATA[4]/GPIO86
TS0DATA[5]/GPIO87
TS0DATA[6]/GPIO88
TS0DATA[7]/GPIO89
TS0SYNC/GPIO91
TS0VALID/GPIO90
TS1CLK/GPIO103
TS1DATA[0]/GPIO93
TS1DATA[1]/GPIO94
TS1DATA[2]/GPIO95
V10
T14
T13
U13
V15
U12
V13
U14
T11
T12
V12
Y14
Y16
AA15
Y13
AA16
W12
AA13
TS1DATA[3]/GPIO96
TS1DATA[4]/GPIO97
TS1DATA[5]/GPIO98
TS1DATA[6]/GPIO99
TS1DATA[7]/GPIO100
TS1SYNC/GPIO102
TS1VALID/GPIO101
W14
W13
Y15
W15
LCK/GPIO194
LDE/GPIO195
LHSYNC/GPIO196
LVSYNC/GPIO197
PM_SPI_SCZ1/GPIO_PM[6]/GPIO13
PM_SPI_SCK/GPIO1
PM_SPI_SCZ0/GPIO0
PM_SPI_SDI/GPIO2
PM_SPI_SDO/GPIO3
B3
A3
A4
C3
A2
UART2_RX/GPIO69
UART2_TX/GPIO70
UART3_TX/GPIO52
UART3_RX/GPIO53
GPIO46[CTS]
GPIO47[RTS]
UART1_TX/GPIO48
UART1_RX/GPIO49
RP
TN
TP
RN
SPDIF_IN/GPIO161
SPDIF_OUT/GPIO162
B1
C2
C1
B2
D2
D1
ET_TX_EN/GPIO63
ET_RXD[0]/GPIO65
ET_MDC/GPIO66
ET_MDIO/GPIO67
ET_RXD[1]/GPIO68
HWRESET
IRIN/GPIO5
DDCA_CK/UART0_RX
DDCA_DA/UART0_TX
D8
E5
G4
G5
PWM0/GPIO71
PWM1/GPIO72
PWM2/GPIO73
PWM3/GPIO74
PWM4/GPIO75
J18
K18
K16
L18
L17
PCMADR[0]/NF_AD[0]/GPIO130
PCMADR[1]/NF_AD[1]/GPIO129
PCMADR[2]/NF_AD[2]/GPIO127
PCMADR[3]/NF_AD[3]/GPIO126
PCMADR[4]/NF_AD[4]/GPIO104
PCMADR[5]/NF_AD[5]/GPIO106
PCMADR[6]/NF_AD[6]/GPIO107
PCMADR[7]/NF_AD[7]/GPIO108
PCMADR[8]/GPIO113
PCMADR[9]/GPIO115
PCMADR[10]/GPIO119
PCMADR[11]/GPIO117
PCMADR[12]/GPIO109
PCMADR[13]/GPIO112
PCMADR[14]/GPIO111
PCMCD_N/GPIO135
PCMCE_N/GPIO120
PCMDATA[0]/GPIO131
PCMDATA[1]/GPIO132
PCMDATA[2]/GPIO133
PCMDATA[3]/GPIO125
PCMDATA[4]/GPIO124
PCMDATA[5]/GPIO123
PCMDATA[6]/GPIO122
PCMDATA[7]/GPIO121
PCMIORD_N/GPIO116
PCMIOWR_N/GPIO114
PCMIRQA_N/GPIO110
PCMOE_N/GPIO118
PCMREG_N/GPIO128
PCM_RESET/GPIO134
PCMWAIT_N/GPIO105
PCMWE_N/GPIO198
NF_ALE/GPIO146
NF_CEZ/GPIO142
NF_CLE/GPIO141
NF_RBZ/GPIO147
NF_REZ/GPIO144
NF_WEZ/GPIO145
NF_WPZ/GPIO199
IF_AGC
SIFM
SIFP
IM
IP
XIN
XOUT
T8
T9
U9
U11
V9
U10
T10
W2
W1
W3
V2
V1
AA2
Y2
M1A_128M_AVS+
IC101-*3
LGE2135(128M)
U19
T20
T21
T19
R21
R20
R19
P20
P19
N20
N21
N19
M21
M20
M19
L20
L19
K20
K21
K19
J21
J20
J19
H20
LVA4P/TTL_B[0]/HCONV/GPIO170 SAR0/GPIO35
LVA4M/TTL_B[1]/E_O/GPIO171
LVA3P/TTL_B[2]/FB/GPIO172
LVA3M/TTL_B[3]/OPT_P/GPIO173
LVACKP/TTL_B[4]/MCLK/GPIO174
LVACKM/TTL_B[5]/GCLK/GPIO175
LVA2P/TTL_B[6]/GST/GPIO176
LVA2M/TTL_B[7]/POL/GPIO177
SAR1/GPIO36
SAR2/GPIO37
SAR3/GPIO38
SAR4/GPIO39
GPIO_PM[13]/GPIO20
GPIO_PM[14]/GPIO21
LVA1P/TTL_G[0]/EPI0+/GPIO178
LVA1M/TTL_G[1]/EPI0-/GPIO179
PM_LED/GPIO4
GPIO_PM[0]/GPIO7
PM_SPI_SCZ2/GPIO_PM[10]/GPIO17
LVA0P/TTL_G[2]/EPI1+/GPIO180
LVA0M/TTL_G[3]/EPI1-/GPIO181
LVB4P/TTL_G[4]/EPI2+/GPIO182
LVB4M/TTL_G[5]/EPI2-/GPIO183
LVB3P/TTL_G[6]/EPI3+/GPIO184
LVB3M/TTL_G[7]/EPI3-/GPIO185
GPIO_PM[15]/GPIO22
GPIO_PM[4]/GPIO11
GPIO_PM[7]/GPIO14
GPIO_PM[8]/GPIO15
PWM_PM/GPIO200
PM_UART_TX/GPIO_PM[1]/GPIO8
PM_UART_RX/GPIO_PM[5]/GPIO12
LVBCKP/TTL_R[0]/EPI4+/GPIO186
LVBCKM/TTL_R[1]/EPI4-/GPIO187
LVB2P/TTL_R[2]/EPI5+/GPIO188
LVB2M/TTL_R[3]/EPI5-/GPIO189
LVB1P/TTL_R[4]/EPI6+/GPIO190
LVB1M/TTL_R[5]/EPI6-/GPIO191
LVB0P/TTL_R[6]/EPI7+/GPIO192
LVB0M/TTL_R[7]/EPI7-/GPIO193
D5
F8
E7
E6
D6
W10
Y10
P3
Y3
Y5
W11
D3
AA3
W5
D4
L15
Y11
M1A_128M_AVS+
IC101-*3
LGE2135(128M)
Y1
W4
K17
J15
U8
T7
U7
V7
F6
G6
AA4
Y4
J6
K6
G7
J4
J5
H19
G20
G19
G21
H5
K5
K4
H6
L5
J17
J16
E8
D7
U6
V6
K15
L16
GPIO78
GPIO79
I2C_SCKM3/I2C_DDCR_CK/GPIO77
I2C_SDAM3/I2C_DDCR_DA/GPIO76
SDAM2/GPIO55
SCKM2/GPIO56
SCKM0/GPIO58
SDAM0/GPIO59
I2S_IN_BCK/GPIO159
I2S_IN_SD/GPIO160
I2C_SCKM1/GPIO80
I2C_SDAM1/GPIO81
ET_TXD[0]/GPIO62
EXT_TX_CLK/GPIO64
I2S_IN_WS/GPIO158
ET_COL/GPIO60
ET_TXD[1]/GPIO61
TS0CLK/GPIO92
TS0DATA[0]/GPIO82
TS0DATA[1]/GPIO83
TS0DATA[2]/GPIO84
TS0DATA[3]/GPIO85
TS0DATA[4]/GPIO86
TS0DATA[5]/GPIO87
TS0DATA[6]/GPIO88
TS0DATA[7]/GPIO89
TS0SYNC/GPIO91
TS0VALID/GPIO90
TS1CLK/GPIO103
TS1DATA[0]/GPIO93
TS1DATA[1]/GPIO94
TS1DATA[2]/GPIO95
TS1DATA[3]/GPIO96
TS1DATA[4]/GPIO97
TS1DATA[5]/GPIO98
TS1DATA[6]/GPIO99
TS1DATA[7]/GPIO100
TS1SYNC/GPIO102
TS1VALID/GPIO101
LCK/GPIO194
LDE/GPIO195
LHSYNC/GPIO196
LVSYNC/GPIO197
PM_SPI_SCZ1/GPIO_PM[6]/GPIO13
PM_SPI_SCK/GPIO1
PM_SPI_SCZ0/GPIO0
PM_SPI_SDI/GPIO2
PM_SPI_SDO/GPIO3 UART2_RX/GPIO69
UART2_TX/GPIO70
UART3_TX/GPIO52
UART3_RX/GPIO53
GPIO46[CTS]
GPIO47[RTS]
UART1_TX/GPIO48
UART1_RX/GPIO49 SPDIF_IN/GPIO161
SPDIF_OUT/GPIO162
RP
TN
TP
RN
ET_TX_EN/GPIO63
ET_RXD[0]/GPIO65
ET_MDC/GPIO66
ET_MDIO/GPIO67
ET_RXD[1]/GPIO68
HWRESET
IRIN/GPIO5
DDCA_CK/UART0_RX
DDCA_DA/UART0_TX
B3
A3
A4
C3
A2
B1
C2
C1
B2
D2
D1
D8
E5
G4
G5
V12
Y14
Y16
AA15
Y13
AA16
W12
AA13
W14
W13
Y15
W15
V10
T14
T13
U13
V15
U12
V13
U14
T11
T12
T15
Y21
W20
V21
Y18
T16
R17
T18
W16
U15
V18
V19
W19
U18
V16
W17
Y20
R15
AA18
T17
W18
U20
Y19
AA19
AA20
W21
V20
Y17
U17
R18
V17
R16
U16
PCMADR[0]/NF_AD[0]/GPIO130
PCMADR[1]/NF_AD[1]/GPIO129
PCMADR[2]/NF_AD[2]/GPIO127
PCMADR[3]/NF_AD[3]/GPIO126
PCMADR[4]/NF_AD[4]/GPIO104
PCMADR[5]/NF_AD[5]/GPIO106
PCMADR[6]/NF_AD[6]/GPIO107
PCMADR[7]/NF_AD[7]/GPIO108
PCMADR[8]/GPIO113
PCMADR[9]/GPIO115
PCMADR[10]/GPIO119
PCMADR[11]/GPIO117
PCMADR[12]/GPIO109
PCMADR[13]/GPIO112
PCMADR[14]/GPIO111
PCMCD_N/GPIO135
PCMCE_N/GPIO120
PCMDATA[0]/GPIO131
PCMDATA[1]/GPIO132
PCMDATA[2]/GPIO133
PCMDATA[3]/GPIO125
PCMDATA[4]/GPIO124
PCMDATA[5]/GPIO123
PCMDATA[6]/GPIO122
PCMDATA[7]/GPIO121
PCMIORD_N/GPIO116
PCMIOWR_N/GPIO114
PCMIRQA_N/GPIO110
PCMOE_N/GPIO118
PCMREG_N/GPIO128
PCM_RESET/GPIO134
PCMWAIT_N/GPIO105
PCMWE_N/GPIO198
PWM0/GPIO71
PWM1/GPIO72
PWM2/GPIO73
PWM3/GPIO74
PWM4/GPIO75
NF_ALE/GPIO146
NF_CEZ/GPIO142
NF_CLE/GPIO141
NF_RBZ/GPIO147
NF_REZ/GPIO144
NF_WEZ/GPIO145
NF_WPZ/GPIO199
IF_AGC
SIFM
SIFP
IM
IP
XIN
XOUT
J18
K18
K16
L18
L17
T8
T9
U9
U11
V9
U10
T10
W2
W1
W3
V2
V1
AA2
Y2
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
MAIN1_EU
2014/05/20
1
LGE Internal Use Only
MODEL OPTION +3.3V_Normal
IF_AGC_SEL
R201
R202
R203
R204
R225
R228
R230
R229
OPT
OPT
OPT
OPT
OPT
OPT
OPT
OPT
100
100
100
100
100
100
100
100
MODEL_OPT_0
MODEL_OPT_1
MODEL_OPT_2
AUD_LRCH
MODEL_OPT_4
MODEL_OPT_5
MODEL_OPT_6
AUD_LRCK
SOC_RESET
+3.5V_ST
OPT
R266
470
OPT
C202
4.7uF
10V
C200
4.7uF
10V
POWER_DET_RESET
R200
470K
R217
0
C201
0.1uF
16V
SOC_RESET
STby 3.5V
+3.5V_ST
L206
BLM18PG121SN1D
AVDD_NODIE
C289
10uF
10V
C286
0.1uF
16V
C252
0.1uF
16V
AVDD_DMPLL
L207
BLM18PG121SN1D
C288
10uF
10V
C205
0.1uF
16V
AVDD_AU33
L208
BLM18PG121SN1D
C240
0.1uF
16V
C287
10uF
10V
C241
0.1uF
16V
Normal Power 3.3V
+3.3V_Normal
L204
BLM18PG121SN1D
C255
0.1uF
16V
C259
0.1uF
16V
C284
10uF
10V
C204
10uF
10V
VDD33
C209
0.1uF
16V
C235
0.1uF
16V
C245
0.1uF
16V
DDR3 1.5V
+1.5V_DDR
AVDD_DDR1:55mA
AVDD_DDR0:55mA
C266
0.1uF
16V
C278
10uF
10V
C248
0.1uF
16V
C207
0.1uF
16V
C254
1uF
10V
VDDC 1.05V
+1.10V_VDDC
VDDC : 2026mA
+1.10V_VDDC
C228
10uF
10V
C275
10uF
10V
C277
1uF
10V
C280
1uF
10V
C283
0.1uF
16V
+1.10V_VDDC
+1.10V_VDDC
C296
10uF
10V
C210
0.1uF
16V
C279
0.1uF
16V
MODEL OPTION
PIN NAME PIN NO.
HIGH
LOW
MODEL_OPT_0
MODEL_OPT_1
MODEL_OPT_2
AUD_LRCH
MODEL_OPT_4
MODEL_OPT_5
MODEL_OPT_6
AUD_LRCK
J5
MO_FHD
MO_S/W_NON_AJ
MO_DVB_T/C
* Dual Stream is only Korea 3D spec
Memory OPTION
Memory
INT+EXT
Auto
Det
128M Only 0
256M Only
128M+128M
128M+256M
256M+256M
Country Option
TW
EU
MODEL_OPT_4 MODEL_OPT_6
0 0
MO_HD
MO_S/W_AJ
H19
G20
G19
1
0
0
1
U6
K5
K4
L5
MODEL_OPT_1
0
0
MO_M120_NON
MO_DVB_T2/C/S2
MO_M120
DDR_EXT:256 or NON DDR_EXT : 128
MO_S/W_TW/CN
DDR_EXT:128 or NON
MO_DUALSTREAM_NON
0
1
0
0
0
1
0
0
1
1
MO_S/W_EU/AJ
DDR_EXT : 256
MO_DUALSTREAM
MODEL_OPT_5
HDMI
HDMI_ARC
D0-_HDMI4
D0+_HDMI4
D1-_HDMI4
D1+_HDMI4
D2-_HDMI4
D2+_HDMI4
CK-_HDMI4
CK+_HDMI4
CEC_REMOTE_S7
DDC_SCL_2
DDC_SDA_2
DDC_SCL_4
DDC_SDA_4
HPD2
HPD4
D0-_HDMI2
D0+_HDMI2
D1-_HDMI2
D1+_HDMI2
D2-_HDMI2
D2+_HDMI2
CK-_HDMI2
CK+_HDMI2
H/P OUT
HP_LOUT
HP_ROUT
SC1/COMP1_L_IN
AV2_L_IN
COMP2_L_IN
SC1/COMP1_R_IN
AV2_R_IN
COMP2_R_IN
ATV_1000P
C211
1000pF
50V
ATV_1000P
C215
1000pF
50V
SCART1_Lout
SCART1_Rout
AUDIO OUT
CN 1 0
L214
BLM18PG121SN1D AJ 1 1
M1A_256M_UO4
IC101
LGE2134(256M)
HDMI1_ARC
C212 1uF
HDMI1_ARC
R231 0
R214
R215
10
10
C214
C203
C216
C217
C206
C219
2.2uF SCART_JACK
2.2uF AV2
2.2uF
2.2uF SCART_JACK
2.2uF AV2
2.2uF
U4
T4
P2
R2
T1
R3
R1
T3
U2
V3
T2
AA6
L4
Y6
F1
G3
Y7
N2
E3
E2
W6
Y9
AA9
W9
AA7
M4
W7
Y8
W8
G1
G2
H3
H2
F3
F2
ARC0
RXC0N
RXC0P
RXC1N
RXC1P
CVBSOUT1
CVBS0
CVBS1
CVBS2
VCOM
RXC2N
RXC2P
RXCCKN
RXCCKP
CEC/GPIO6
I2S_OUT_BCK/GPIO165
I2S_OUT_MCK/GPIO163
I2S_OUT_SD/GPIO166
I2S_OUT_WS/GPIO164
DDCDA_CK/GPIO27
DDCDA_DA/GPIO28
DDCDC_CK/GPIO31
DDCDC_DA/GPIO32
USB0_DM
USB1_DM
USB0_DP
USB1_DP HOTPLUGA/GPIO23
HOTPLUGC/GPIO25
RXA0N
RXA0P
RXA1N
RXA1P
RXA2N
RXA2P
RXACKN
RXACKP
BIN0M
BIN0P
GIN0M
GIN0P
RIN0M
RIN0P
HSYNC0
VSYNC0
EAR_OUTL
EAR_OUTR
AUL1
AUL2
AUL3
AUR1
AUR2
AUR3
AUOUTL0
AUOUTR0
AUVAG
BIN1M
BIN1P
GIN1M
GIN1P
RIN1M
RIN1P
SOGIN1
L2
L3
M1
M2
N1
N3
M3
E4
F4
F7
F5
T6
V5
U5
T5
0.047uF
0.047uF
0.047uF
V4 0.047uF
Close to MSTAR
C236
TU_CVBS
33
C237
SCART/AV2
33
C238 33
C239 68
R244
TU_CVBS
R245
SCART/AV2
R246
R247
OPT
C242
1000pF
50V
C4
Y12
B4
AA12
J2
*CAPTION OPT:SCART_JACK/COMM_RGB
C221 0.047uF
R232 68
C222 0.047uF
R233 33
J3
K3
J1
K2
K1
C223
C224
C225
C226
0.047uF
0.047uF
0.047uF
0.047uF
R234
R235
R236
R237
68
33
68
33
M6
L6
C227
C229
C230
C231
C232
C233
C234
OPT
0.047uF
0.047uF
0.047uF
0.047uF
0.047uF
0.047uF
1000pF
R238
R239
R240
R241
R242
R243
68
33
68
33
68
33
DTV/MNT_VOUT
TU_CVBS
SC1/AV2_CVBS_IN
+3.3V_Normal
COMP2_Y+/AV_CVBS_IN
OPT
R213
10K
OPT
R210
10K
R295 0
WIFI_DM
SIDE_USB1_DM
WIFI_DP
SIDE_USB1_DP
SC1_B+/COMP1_Pb+
SC1_G+/COMP1_Y+
SC1_R+/COMP1_Pr+
SC1_ID
SC1_FB
COMP2_Pb+
COMP2_Pr+
OPT
R216
10K
OPT
R218
10K
OPT
C208
15pF
50V
COMP2_Y+/AV_CVBS_IN
WIFI_DM
WIFI_DP
I2S_I/F
AUD_SCK
AUD_MASTER_CLK
AUD_LRCH
AUD_LRCK
C213
1uF
C220
4.7uF
AUVRM
M1A_128M_UO4
IC101-*1
LGE2133(128M)
R3
R1
T3
U2
V3
T2
U4
T4
P2
R2
T1
E3
E2
W6
AA6
L4
Y6
F1
G3
M4
W7
Y8
W8
Y9
AA9
W9
AA7
Y7
N2
G1
G2
H3
H2
F3
F2
ARC0
RXC0N
RXC0P
RXC1N
RXC1P
CVBSOUT1
CVBS0
CVBS1
CVBS2
VCOM
RXC2N
RXC2P
RXCCKN
RXCCKP
I2S_OUT_BCK/GPIO165
I2S_OUT_MCK/GPIO163
I2S_OUT_SD/GPIO166
CEC/GPIO6 I2S_OUT_WS/GPIO164
DDCDA_CK/GPIO27
DDCDA_DA/GPIO28
DDCDC_CK/GPIO31
DDCDC_DA/GPIO32
HOTPLUGA/GPIO23
HOTPLUGC/GPIO25
RXA0N
RXA0P
RXA1N
RXA1P
RXA2N
RXA2P
RXACKN
RXACKP
USB0_DM
USB1_DM
USB0_DP
USB1_DP
BIN0M
BIN0P
GIN0M
GIN0P
RIN0M
RIN0P
HSYNC0
VSYNC0
EAR_OUTL
EAR_OUTR
AUL1
AUL2
AUL3
AUR1
AUR2
AUR3
AUOUTL0
AUOUTR0
AUVAG
BIN1M
BIN1P
GIN1M
GIN1P
RIN1M
RIN1P
SOGIN1
L2
L3
M1
M2
N1
N3
M3
T6
V5
U5
T5
V4
E4
F4
F7
F5
J2
J3
K3
J1
K2
K1
M6
L6
C4
Y12
B4
AA12
M1A_256M_AVS+
IC101-*2
LGE2136(256M)
R3
R1
T3
U2
V3
T2
U4
T4
P2
R2
T1
E3
E2
W6
AA6
L4
Y6
F1
G3
M4
W7
Y8
W8
Y9
AA9
W9
AA7
Y7
N2
G1
G2
H3
H2
F3
F2
ARC0
RXC0N
RXC0P
RXC1N
RXC1P
CVBSOUT1
CVBS0
CVBS1
CVBS2
VCOM
RXC2N
RXC2P
RXCCKN
RXCCKP
I2S_OUT_BCK/GPIO165
I2S_OUT_MCK/GPIO163
I2S_OUT_SD/GPIO166
CEC/GPIO6 I2S_OUT_WS/GPIO164
DDCDA_CK/GPIO27
DDCDA_DA/GPIO28
DDCDC_CK/GPIO31
DDCDC_DA/GPIO32
HOTPLUGA/GPIO23
HOTPLUGC/GPIO25
RXA0N
RXA0P
RXA1N
RXA1P
RXA2N
RXA2P
RXACKN
RXACKP
USB0_DM
USB1_DM
USB0_DP
USB1_DP
BIN0M
BIN0P
GIN0M
GIN0P
RIN0M
RIN0P
HSYNC0
VSYNC0
T6
V5
U5
T5
V4
E4
F4
F7
F5
J2
J3
K3
J1
K2
K1
M6
L6
C4
Y12
B4
AA12
EAR_OUTL
EAR_OUTR
AUL1
AUL2
AUL3
AUR1
AUR2
AUR3
AUOUTL0
AUOUTR0
AUVAG
BIN1M
BIN1P
GIN1M
GIN1P
RIN1M
RIN1P
SOGIN1
L2
L3
M1
M2
N1
N3
M3
M1A_128M_AVS+
IC101-*3
LGE2135(128M)
R3
R1
T3
U2
V3
T2
U4
T4
P2
R2
T1
E3
E2
W6
AA6
L4
Y6
F1
G3
M4
W7
Y8
W8
Y9
AA9
W9
AA7
Y7
N2
G1
G2
H3
H2
F3
F2
ARC0
RXC0N
RXC0P
RXC1N
RXC1P
CVBSOUT1
CVBS0
CVBS1
CVBS2
VCOM
RXC2N
RXC2P
RXCCKN
RXCCKP
I2S_OUT_BCK/GPIO165
I2S_OUT_MCK/GPIO163
I2S_OUT_SD/GPIO166
CEC/GPIO6 I2S_OUT_WS/GPIO164
DDCDA_CK/GPIO27
DDCDA_DA/GPIO28
DDCDC_CK/GPIO31
DDCDC_DA/GPIO32
HOTPLUGA/GPIO23
HOTPLUGC/GPIO25
RXA0N
RXA0P
RXA1N
RXA1P
RXA2N
RXA2P
RXACKN
RXACKP
USB0_DM
USB1_DM
USB0_DP
USB1_DP
BIN0M
BIN0P
GIN0M
GIN0P
RIN0M
RIN0P
HSYNC0
VSYNC0
T6
V5
U5
T5
V4
E4
F4
F7
F5
J2
J3
K3
J1
K2
K1
M6
L6
C4
Y12
B4
AA12
EAR_OUTL
EAR_OUTR
AUL1
AUL2
AUL3
AUR1
AUR2
AUR3
AUOUTL0
AUOUTR0
AUVAG
BIN1M
BIN1P
GIN1M
GIN1P
RIN1M
RIN1P
SOGIN1
L2
L3
M1
M2
N1
N3
M3
AVDD_AU33
+1.5V_DDR
AVDD_NODIE
VDD33
AVDD_NODIE
VDD33
AVDD_DMPLL
+1.10V_VDDC
+1.10V_VDDC
C260
1uF
10V
+1.10V_VDDC
VDD33
AVDD5V_MHL
M1A_256M_UO4
IC101
LGE2134(256M)
AVDD_AU33
AVDD_DDR0_CLK
AVDD_DDR1_CLK
AVDD_DDR0_CMD
AVDD_DDR1_CMD
AVDD_DDR0_D_1
AVDD_DDR0_D_2
AVDD_DDR0_D_3
AVDD_DDR1_D_1
AVDD_DDR1_D_2
AVDD_DDR1_D_3
AVDD_DRAM_1
AVDD_DRAM_2
AVDD_DVI_USB_MPLL_1
AVDD_DVI_USB_MPLL_2
AVDD_MOD_1
AVDD_MOD_2
AVDD_NODIE
AVDD_PLL
AVDD3P3_DMPLL
AVDDL_MOD
DVDD_DDR_1
DVDD_DDR_2
DVDD_NODIE
DVDD_RX_1_1
DVDD_RX_1_2
DVDD_RX_2_1
DVDD_RX_2_2
VDDC_1
VDDC_2
VDDC_3
VDDC_4
VDDC_5
VDDC_6
VDDC_7
VDDC_8
VDDP
M14
N11
N12
N13
N14
N15
P12
P13
P14
L9
K9
R5
P11
C7
M13
R6
A7
M12
B7
R8
R9
L7
L8
P8
C6
K14
L14
B5
B6
R4
L11
L13
M11
K13
C5
K12
L12
AA10
AVDD5V_MHL
N5
N6
N7
N8
N9
N10
P4
P5
P6
K8
K10
K11
L10
M5
M7
M8
M9
M10
N4
H18
J7
J8
J9
J10
J11
J12
J13
J14
H9
H10
H11
H12
H13
H14
H15
H16
H17
P7
P9
P10
P15
P16
P17
P18
R10
R11
R12
R13
R14
K7
G12
G13
G14
G15
G16
G17
G18
H7
H8
F13
F15
F17
F19
F21
G8
G9
G10
G11
B19
B20
C9
C10
C21
D9
E20
F9
F11
U3
A6
A13
A15
A18
B12
B14
B16
B17
GND_51
GND_52
GND_53
GND_54
GND_55
GND_56
GND_57
GND_58
GND_59
GND_60
GND_61
GND_62
GND_63
GND_64
GND_65
GND_66
GND_67
GND_68
GND_33
GND_34
GND_35
GND_36
GND_37
GND_38
GND_39
GND_40
GND_41
GND_42
GND_43
GND_44
GND_45
GND_46
GND_47
GND_48
GND_49
GND_50
GND_69
GND_70
GND_71
GND_72
GND_73
GND_74
GND_75
GND_76
GND_77
GND_78
GND_79
GND_80
GND_81
GND_82
GND_83
GND_84
GND_EFUSE
GND_15
GND_16
GND_17
GND_18
GND_19
GND_20
GND_21
GND_22
GND_23
GND_24
GND_25
GND_26
GND_27
GND_28
GND_29
GND_30
GND_31
GND_32
AUVRM
GND_1
GND_2
GND_3
GND_4
GND_5
GND_6
GND_7
GND_8
GND_9
GND_10
GND_11
GND_12
GND_13
GND_14
AUVRM
M1A_256M_AVS+
IC101-*2
LGE2136(256M)
AVDD_AU33
AVDD_DDR0_CLK
AVDD_DDR1_CLK
AVDD_DDR0_CMD
AVDD_DDR1_CMD
AVDD_DDR0_D_1
AVDD_DDR0_D_2
AVDD_DDR0_D_3
AVDD_DDR1_D_1
AVDD_DDR1_D_2
AVDD_DDR1_D_3
AVDD_DRAM_1
AVDD_DRAM_2
AVDD_DVI_USB_MPLL_1
AVDD_DVI_USB_MPLL_2
AVDD_MOD_1
AVDD_MOD_2
AVDD_NODIE
AVDD_PLL
AVDD3P3_DMPLL
AVDDL_MOD
DVDD_DDR_1
DVDD_DDR_2
DVDD_NODIE
DVDD_RX_1_1
DVDD_RX_1_2
DVDD_RX_2_1
DVDD_RX_2_2
VDDC_1
VDDC_2
VDDC_3
VDDC_4
VDDC_5
VDDC_6
VDDC_7
VDDC_8
VDDP
AA10
AVDD5V_MHL
B7
M14
N11
N12
N13
N14
N15
P12
P13
P8
K9
R5
P11
C7
M13
R6
A7
M12
P14
L9
C6
K14
L14
B5
B6
R8
R9
L7
L8
R4
L11
L13
M11
K13
C5
K12
L12
N4
N5
N6
N7
N8
N9
N10
P4
P5
J14
K8
K10
K11
L10
M5
M7
M8
M9
M10
H17
H18
J7
J8
J9
J10
J11
J12
J13
H8
H9
H10
H11
H12
H13
H14
H15
H16
P6
P7
P9
P10
P15
P16
P17
P18
R10
R11
R12
R13
R14
K7
G11
G12
G13
G14
G15
G16
G17
G18
H7
F11
F13
F15
F17
F19
F21
G8
G9
G10
B16
B17
B19
B20
C9
C10
C21
D9
E20
F9
U3
A6
A13
A15
A18
B12
B14
GND_50
GND_51
GND_52
GND_53
GND_54
GND_55
GND_56
GND_57
GND_58
GND_59
GND_60
GND_61
GND_62
GND_63
GND_64
GND_65
GND_66
GND_67
GND_68
GND_32
GND_33
GND_34
GND_35
GND_36
GND_37
GND_38
GND_39
GND_40
GND_41
GND_42
GND_43
GND_44
GND_45
GND_46
GND_47
GND_48
GND_49
GND_69
GND_70
GND_71
GND_72
GND_73
GND_74
GND_75
GND_76
GND_77
GND_78
GND_79
GND_80
GND_81
GND_82
GND_83
GND_84
GND_EFUSE
GND_13
GND_14
GND_15
GND_16
GND_17
GND_18
GND_19
GND_20
GND_21
GND_22
GND_23
GND_24
GND_25
GND_26
GND_27
GND_28
GND_29
GND_30
GND_31
AUVRM
GND_1
GND_2
GND_3
GND_4
GND_5
GND_6
GND_7
GND_8
GND_9
GND_10
GND_11
GND_12
M1A_128M_UO4
IC101-*1
LGE2133(128M)
AVDD_AU33
AVDD_DDR0_CLK
AVDD_DDR1_CLK
AVDD_DDR0_CMD
AVDD_DDR1_CMD
AVDD_DDR0_D_1
AVDD_DDR0_D_2
AVDD_DDR0_D_3
AVDD_DDR1_D_1
AVDD_DDR1_D_2
AVDD_DDR1_D_3
AVDD_DRAM_1
AVDD_DRAM_2
AVDD_DVI_USB_MPLL_1
AVDD_DVI_USB_MPLL_2
AVDD_MOD_1
AVDD_MOD_2
AVDD_NODIE
AVDD_PLL
AVDD3P3_DMPLL
AVDDL_MOD
DVDD_DDR_1
DVDD_DDR_2
DVDD_NODIE
DVDD_RX_1_1
DVDD_RX_1_2
DVDD_RX_2_1
DVDD_RX_2_2
VDDC_1
VDDC_2
VDDC_3
VDDC_4
VDDC_5
VDDC_6
VDDC_7
VDDC_8
VDDP
AA10
AVDD5V_MHL
M13
R6
A7
M12
B7
M14
N11
N12
N13
P8
K9
R5
P11
C7
R8
R9
L7
L8
N14
N15
P12
P13
P14
L9
R4
L11
L13
M11
K13
C5
K12
L12
C6
K14
L14
B5
B6
GND_74
GND_75
GND_76
GND_77
GND_78
GND_79
GND_80
GND_81
GND_82
GND_83
GND_84
GND_EFUSE
GND_55
GND_56
GND_57
GND_58
GND_59
GND_60
GND_61
GND_62
GND_63
GND_64
GND_65
GND_66
GND_67
GND_68
GND_69
GND_70
GND_71
GND_72
GND_73
GND_37
GND_38
GND_39
GND_40
GND_41
GND_42
GND_43
GND_44
GND_45
GND_46
GND_47
GND_48
GND_49
GND_50
GND_51
GND_52
GND_53
GND_54
GND_18
GND_19
GND_20
GND_21
GND_22
GND_23
GND_24
GND_25
GND_26
GND_27
GND_28
GND_29
GND_30
GND_31
GND_32
GND_33
GND_34
GND_35
GND_36
GND_9
GND_10
GND_11
GND_12
GND_13
GND_14
GND_15
GND_16
GND_17
AUVRM
GND_1
GND_2
GND_3
GND_4
GND_5
GND_6
GND_7
GND_8
N4
N5
N6
N7
N8
M7
M8
M9
M10
J10
J11
J12
J13
J14
K8
K10
K11
L10
M5
H13
H14
H15
H16
H17
H18
J7
J8
J9
G16
G17
G18
H7
H8
H9
H10
H11
H12
P16
P17
P18
R10
R11
R12
R13
R14
K7
N9
N10
P4
P5
P6
P7
P9
P10
P15
F21
G8
G9
G10
G11
G12
G13
G14
G15
C10
C21
D9
E20
F9
F11
F13
F15
F17
F19
U3
A6
A13
A15
A18
B12
B14
B16
B17
B19
B20
C9
M1A_128M_AVS+
IC101-*3
LGE2135(128M)
B7
M14
N11
N12
N13
N14
N15
P12
P13
P8
K9
R5
P11
C7
M13
R6
A7
M12
P14
L9
C6
K14
L14
B5
B6
R8
R9
L7
L8
R4
L11
L13
M11
K13
C5
K12
L12
AVDD_AU33
AVDD_DDR0_CLK
AVDD_DDR1_CLK
AVDD_DDR0_CMD
AVDD_DDR1_CMD
AVDD_DDR0_D_1
AVDD_DDR0_D_2
AVDD_DDR0_D_3
AVDD_DDR1_D_1
AVDD_DDR1_D_2
AVDD_DDR1_D_3
AVDD_DRAM_1
AVDD_DRAM_2
AVDD_DVI_USB_MPLL_1
AVDD_DVI_USB_MPLL_2
AVDD_MOD_1
AVDD_MOD_2
AVDD_NODIE
AVDD_PLL
AVDD3P3_DMPLL
AVDDL_MOD
DVDD_DDR_1
DVDD_DDR_2
DVDD_NODIE
DVDD_RX_1_1
DVDD_RX_1_2
DVDD_RX_2_1
DVDD_RX_2_2
VDDC_1
VDDC_2
VDDC_3
VDDC_4
VDDC_5
VDDC_6
VDDC_7
VDDC_8
VDDP
AA10
AVDD5V_MHL
N4
N5
N6
N7
N8
N9
N10
P4
P5
J14
K8
K10
K11
L10
M5
M7
M8
M9
M10
H17
H18
J7
J8
J9
J10
J11
J12
J13
H8
H9
H10
H11
H12
H13
H14
H15
H16
P6
P7
P9
P10
P15
P16
P17
P18
R10
R11
R12
R13
R14
K7
G11
G12
G13
G14
G15
G16
G17
G18
H7
F11
F13
F15
F17
F19
F21
G8
G9
G10
B16
B17
B19
B20
C9
C10
C21
D9
E20
F9
U3
A6
A13
A15
A18
B12
B14
GND_50
GND_51
GND_52
GND_53
GND_54
GND_55
GND_56
GND_57
GND_58
GND_59
GND_60
GND_61
GND_62
GND_63
GND_64
GND_65
GND_66
GND_67
GND_68
GND_32
GND_33
GND_34
GND_35
GND_36
GND_37
GND_38
GND_39
GND_40
GND_41
GND_42
GND_43
GND_44
GND_45
GND_46
GND_47
GND_48
GND_49
GND_69
GND_70
GND_71
GND_72
GND_73
GND_74
GND_75
GND_76
GND_77
GND_78
GND_79
GND_80
GND_81
GND_82
GND_83
GND_84
GND_EFUSE
GND_13
GND_14
GND_15
GND_16
GND_17
GND_18
GND_19
GND_20
GND_21
GND_22
GND_23
GND_24
GND_25
GND_26
GND_27
GND_28
GND_29
GND_30
GND_31
AUVRM
GND_1
GND_2
GND_3
GND_4
GND_5
GND_6
GND_7
GND_8
GND_9
GND_10
GND_11
GND_12
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
MAIN2_EU
2014/11/18
2
LGE Internal Use Only
AUDIO AMP(TI)
AMP_MUTE
POWER_DET
A13.2V
+13.2V_AMP
L5600
UBW2012-121F
OPT
C5600
0.1uF
50V
C5601
0.1uF
50V
OPT
R5600
10K
+3.5V_ST
R5601
10K
B
R5603
100
C
OPT
Q5600
MMBT3904(NXP)
E
AUD_MASTER_CLK
C5602
1000pF
50V
OPT
R3405
0
AUD_LRCK
AUD_SCK
AUD_LRCH
AMP_SDA
AMP_SCL
AMP_RESET
AMP_COIL_GET
L5603-*1
10.0uH
AMP_COIL_GET
L5604-*1
10.0uH
AMP_COIL_GET
L5605-*1
10.0uH
AMP_COIL_GET
L5606-*1
10.0uH
AMP_COIL_TAIYO
L5603-*2
10.0uH
AMP_COIL_TAIYO
L5604-*2
10.0uH
AMP_COIL_TAIYO AMP_COIL_TAIYO
L5605-*2 L5606-*2
10.0uH
10.0uH
C5606
0.1uF
16V
This parts are Located on AVSS area.
R5610
470
C5611
4700pF
C5609
4700pF
50V
C5608
0.047uF
25V
R5609
470
C5612
0.047uF
25V
+3.3V_Normal
C5604
0.1uF
16V
R5608
C5607
0.1uF
16V
2K
R5607 18K 1%
AVDD
A_SEL_FAULT
MCLK
OSC_RES
DVSSO
VR_DIG
PDN
LRCLK
SCLK
SDIN
SDA
SCL
18
19
20
21
22
23
24
13
14
15
16
17
+3.3V_Normal
C5614
0.1uF
16V
C5615
1uF
25V
OPT
ZD5600
5V
C5610
0.1uF
16V
TAS5733
IC5600
C5616
0.033uF
50V
C5617
0.033uF
50V
+13.2V_AMP
R5611
18
1%
C5626
330pF
50V
C5618
0.1uF
50V
C5620
10uF
25V
OPT
C5640
4.7uF
50V
3216
48
47
46
45
44
43
42
41
40
39
38
37
[EP]
PGND_AB_2
PGND_AB_1
OUT_B
NC_6
NC_5
BST_B
BST_C
NC_4
NC_3
OUT_C
PGND_CD_2
PGND_CD_1
C5624
0.033uF
50V
C5625
0.033uF
50V
C5627
330pF
50V
R5612
18
1%
R5613
18
1%
C5628
330pF
50V
+13.2V_AMP
C5619
0.1uF
50V
C5621
10uF
25V
OPT
C5641
4.7uF
50V
3216
C5629
330pF
50V
R5614
18
1%
AMP_COIL_ABCO
L5605
10uH
C5630
0.33uF
50V
AMP_COIL_ABCO
L5606
10uH
AMP_COIL_ABCO
L5604
10uH
C5631
0.33uF
50V
AMP_COIL_ABCO
L5603
10uH
C5632
0.1uF
50V
C5633
0.1uF
50V
C5634
0.1uF
50V
C5635
0.1uF
50V
Close to Speaker
OPT
C5636
2200pF
50V
OPT
C5637
2200pF
50V
OPT
C5638
2200pF
50V
OPT
C5639
2200pF
50V
SPK_L+
SPEAKER_L
SPK_L-
SPK_R+
SPEAKER_R
SPK_R-
SPK_L+
SPK_L-
SPK_R+
SPK_R-
250A1-WR-H04M
WAFER-ANGLE
4
3
2
1
P5600
Box Type SPK Wafer
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_AMP
1AMP_TAS
56
140818
LGE Internal Use Only
MHL SW AND GATE
MHL_CD_SENSE
MHL_OCP_EN
MHL_AND_GATE_TOSHIBA
IC5801
TC7SZ08FU_TOSHIBA
+3.3V_Normal
5
VCC IN_B
1
IN_A
2
GND
3 4
OUT_Y
OPT
R5801
10K
MHL_5V_EN
1
2
3
MHL_AND_GATE_NXP
IC5801-*1
74LVC1G08GW
5
4
MHL OCP
AVDD5V_MHL
R5802
10
MHL_ONSEMI
D5801-*1
MBR230LSFT1G
30V 5V_HDMI_4
MHL_SUZHOU
D5801
40V
SS2040LL-LG
OUT_3
MHL_OCP
IC5802
BD82020FVJ
8 1
MHL_OCP
C5801
10uF
10V
OPT
R5805
100K OUT_2
7 2
GND
IN_1
OUT_1 IN_2
6 3
OC
5
+3.3V_Normal
4
EN
/MHL_OCP_DET
MHL_OCP
R5803
0
MHL_OCP
R5804
10K
MHL_OCP
R5806
10K
+5V_Normal
MHL_OCP
C5802
0.1uF
MHL_5V_EN
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
L14_CA_M1A
MHL_SW_AND 58
140815
LGE Internal Use Only
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Trouble shooting guided
LGE Internal Use Only
Contents of Standard Repair Process
* First of all, Check whether there is SVC Bulletin in GCSC System for these model.
No.
3
4
1
2
5
Error symptom (High category)
A. Video error
8
9
6
7
B. Power error
C. Audio error
10
D. Function error
11
12 E. Noise
13 F. Exterior error
Error symptom (Mid category)
No video/Normal audio
No video/No audio
Tuning fail, Picture broken/ Freezing
Color error
Vertical/Horizontal bar, residual image, light spot, external device color error
No power
Off when on, off while viewing, power auto on/off
No audio/Normal video
Wrecked audio/discontinuation/noise
Remote control & Local switch checking
External device recognition error
Circuit noise, mechanical noise
Exterior defect
Page
1
2
3, 4
5
6
7
8
9
10
11
12
13
14
Remarks
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
A. Video error
No video / Normal audio
Established date
Revised date
First of all, Check whether all of cables between board is inserted properly or not.
(Main
B/D ↔ Power B/D, LVDS Cable, Speaker Cable, IR B/D Cable…)
No video
Normal audio
Normal
Audio
N
Y
Move to
No video/No audio
☞A1
On
Y
☞A4
N
☞A2
Check Power Board to LED Back light Voltage
Normal
Voltage
N
Y
Normal
Voltage
N
Y
End
1/14
※
Precaution
☞A6 & A3
Always check & record S/W Version and White
Balance value before replacing the Main Board
Replace Main Board Re-enter White Balance value
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
A. Video error
No video / No audio
☞A4
Check various voltages of Power
Normal
Voltage
Y
N
Replace Power
Board and repair parts
End
Established date
Revised date
2/14
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
☞ A5
A. Video error
Tuning fail, Picture broken/ Freezing
Established date
Revised date
. By using Digital signal level meter
. By using Diagnostics menu on OSD
( Menu → Customer Support(red button on remote control) → Signal Test )
- Signal strength (Normal : over 50%)
- Signal quality (Normal : over 50%)
Normal
Signal
Y
N
Check RF Cable
Connection
1. Reconnection
2. Install Booster
Check whether other equipments have problem or not.
(By connecting RF Cable at other equipment)
→ DVD Player ,Set-Top-Box, Different maker TV etc`
Normal
Picture
N
Y
☞ A6
Normal
Picture
N
Y
End
Contact with signal distributor
or broadcaster (Cable or Air)
SVC
Bulletin
N
Y
Check
Tuner soldering
S/W Upgrade
Normal
Picture
N
Y
End
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
3/14
Normal
Picture
Y
N
Replace
Main B/D
End
LGE Internal Use Only
Standard Repair Process
Error symptom
☞ A5
A. Video error
Tuning fail, Picture broken/ Freezing
Check RF signal cable (DVB satellite signal or not)
Check whether other equipments have problem or not.
(By connecting RF Cable at other equipment)
→
Set-Top-Box, Different maker TV etc
Normal
Signal
Y
N
Check satellite setting.
- Check LNB frequency.
- Check satellite
- Check Satellite connection
(DiSEqC, motor, etc…)
Normal
Setting
Y
N
☞ A6
Contact with signal distributor
or broadcaster
(Cable or Air)
End
Change satellite setting
(match with installed ANT)
Normal
Picture
N
Y
End
Established date
Revised date
SVC
Bulletin
Y
N
Check
Tuner soldering
S/W Upgrade
Normal
Picture
N
Y
End
4/14
Replace
Main B/D
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
☞A7
☞A10
A. Video error
Color error
Established date
Revised date
Color error
N
Y
☞ A8 / A9
Check error color input mode
External
Input/Component error
Color error
N
Check external device and cable
Y
Replace Main B/D
HDMI error
Check external device and cable
External device/Cable
Normal
Y
N
Request repair for external device/cable
N
External device/Cable
Normal
Y
Color error
Y
N
End
Replace module
Replace Main B/D
Replace Main B/D
5/14
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
A. Video error
Error symptom
Vertical / Horizontal bar, residual image, light spot, external device color error
Vertical/Horizontal bar, residual image, light spot
☞A7
Check color condition by input
☞A10
Screen normal
Y
N
Replace module
Check external device connection condition
Screen normal
Y
N
Request repair for external device
☞ A8/ A9
External device screen error-Color error
Check S/W Version
Check
Version
Y
N
Check screen condition by input
-External Input
-Component
HDMI/DVI
External
Input error
Established date
Revised date
Screen normal
Y
N
End
Connect other external device and cable
(Check normal operation of
External Input, Component and HDMI by connecting
Jig, pattern Generator,
Set-top Box etc.
Screen normal
N
Y
S/W Upgrade
Compo nent error
Request repair for external device
Replace
Main B/D
6/14
Replace
Module
N
Screen normal
Y
End
Normal
Screen
N
Y
End
HDMI error
Connect other external device and cable
(Check normal operation of External Input,
Component, HDMI by connecting Jig, pattern
Generator ,Set-top Box etc.
Y
Screen normal
N Replace
Main B/D
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
B. Power error
No power
Established date
Revised date
7/14
☞A11
Stand-By : Red
Power
LED On
N
Y
DC Power on by pressing Power Key
Normal
Operati on
Y
N
☞A13
OK
Y
Replace Main B/D
Check Power cord was inserted properly
☞A4
Measure voltage of each output of Power B/D
Normal
N
※
Y
☞A12
End
Y
Normal
Voltage
N
Replace Power B/D
Normal
Voltage
N
Y
Replace Power B/D
Replace Main B/D
Replace
Power B/D
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
B. Power error
Off when on, off while viewing, power auto on/off
Established date
Revised date
8/14
Check outlet
Check A/C cord
Check for all 3- phase
power out
Error
Y
N
Fix A/C cord & Outlet and check each 3 phase out
* Please refer to the all cases which
can be displayed on power off mode.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
☞A14
CPU
Abnorm al
Replace Main B/D Normal
Y
N
Replace Power B/D
End
Abnorm al1
☞A13
(If Power Off mode is not displayed)
Normal
Voltage
Y
N
※
Caution
Check and fix exterior
of Power B/D Part
Replace Power B/D
Replace Main B/D
Status
Normal
Abnormal
Power off List Explanation
"POWEROFF_REMOTEKEY"
"POWEROFF_OFFTIMER"
"POWEROFF_SLEEPTIMER"
"POWEROFF_INSTOP"
"POWEROFF_AUTOOFF"
"POWEROFF_ONTIMER"
"POWEROFF_RS232C"
"POWEROFF_RESREC"
"POWEROFF_RECEND"
Power off by REMOTE CONTROL
Power off by OFF TIMER
Power off by SLEEP TIMER
Power off by INSTOP KEY
Power off by AUTO OFF
Power off by ON TIMER
Power off by RS232C
Power off by Reservated Record
Power off by End of Recording
"POWEROFF_SWDOWN"
"POWEROFF_UNKNOWN"
Power off by S/W Download
Power off by unknown status except listed case
"POWEROFF_ABNORMAL1"
Power off by abnormal status except CPU trouble
"POWEROFF_CPUABNORMAL"
Power off by CPU Abnormal
LGE Internal Use Only
Standard Repair Process
Error symptom
C. Audio error
No audio/ Normal video
Established date
Revised date
No audio
Screen normal
☞A15
TV
Speaker
Y
N
Select TV Speaker
☞A16
Check audio 13.2V of Power Board
Normal
Voltage
Y
N
Replace Power Board and repair parts
Check
Speaker connection
Disconn ection
N
Y
Replace Speaker
Replace Main Board End
9/14
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
C. Audio error
Wrecked audio / discontinuation / noise
Established date
Revised date
→ abnormal audio/discontinuation/noise is same after “Check input signal” compared to No audio
Check input signal
-RF
-External Input signal
Signal
Normal
N
Y Wrecked Audio/
Discontinuation/Noise for all audio
Check and replace speaker and connector
☞A16
Wrecked Audio/
Discontinuation/Noise only for D-TV
Replace Main B/D
Normal
Voltage
N
Y
Wrecked Audio/
Discontinuation/Noise only for Analog
Replace Power B/D
(When RF signal is not received)
Request repair to external cable/ANT provider
Wrecked Audio/
Discontinuation/Noise only for External Input
Connect and check other external device
Replace Main B/D
Normal
Audio
N
Y
Check and fix external device
10/14
End
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
Remote control(R/C) operating error
D. Function error
Remote control & Local switch checking
Check R/C itself
Operation
Check R/C Operating
When turn off light
in room
If R/C operate,
Explain the customer cause is interference from light in room.
Normal
Operating
Y
N
☞A17
Check & Replace
Baterry of R/C
Normal
Operating
N
Replace R/C
Y
End
Established date
Revised date
11/14
Normal
Operating
N
Y
End
☞A17
Check 3.5V
On Main B/D
Normal
Voltage
Y
N
☞A17
(Power B/D don’t have problem)
Replace
Main B/D
Y
Normal
Signal
N
Repair/Replace
IR B/D
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
D. Function error
External device recognition error
Established date
Revised date
Check input signal
Signal
Input
N
Y
Check technical information
- Fix information
- S/W Version
Check and fix external device/cable
Technical information
Y
N
Fix in accordance with technical information
External Input
And Component
Recognition error
HDMI, Optical
Recognition error
Replace Main B/D
Replace Main B/D
12/14
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
E. Noise
Circuit noise, mechanical noise
Established date
Revised date
Identify nose type
Circuit noise
Check location of noise
Replace Power B/D
Mechanical noise
Check location of noise
※
Mechanical noise is a natural phenomenon, and apply the 1st level description. When the customer does not agree, apply the process by stage.
※
Describe the basis of the description in
“Part related to nose” in the Owner’s Manual.
※
When the nose is severe, replace the module
(For models with fix information, upgrade the S/W or provide the description)
OR
※
If there is a “Tak Tak” noise from the cabinet, refer to the KMS fix information and then proceed as shown in the solution manual
(For models without any fix information, provide the description)
13/14
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process
Error symptom
F. Exterior defect
Exterior defect
Zoom part with exterior damage
Module damage
Cabinet damage
Remote
Controller damage
Stand damage
Replace module
Replace cabinet
Replace remote controller
Replace stand
Established date
Revised date
14/14
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Contents of Standard Repair Process Detail Technical Manual
15
16
17
18
19
20
No.
6
7
9
10
11
3
4
1
2
12
13
Error symptom
A. Video error_ No video/Normal audio
A. Video error_ No video/Video lag/stop
A. Video error_Color error
14
A. Video error_Vertical/Horizontal bar, residual image, light spot
<Appendix>
Defected Type caused by T-Con/ Inverter/
Module
Content
Check LCD back light with naked eye
LED driver B+ 24V measuring method
Check White Balance value
Power Board voltage measuring method
TUNER input signal strength checking method
Version checking method
Connection diagram
Check Link Cable (LVDS) reconnection condition
Adjustment Test pattern - ADJ Key
Connection diagram
Check Link Cable (LVDS) reconnection condition
Adjustment Test pattern - ADJ Key
Exchange T-Con Board (1)
Exchange T-Con Board (2)
Exchange LED driver Board (PSU)
Exchange Module itself (1)
Exchange Module itself (2)
A10
A8
A8
A9
A10
A-1/5
A-2/5
A-3/5
A-4/5
A-5/5
Page
A5
A6
A7
A8
A9
A1
A2
A3
A4
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Remarks
LGE Internal Use Only
Contents of Standard Repair Process Detail Technical Manual
No.
21
22
23
24
Error symptom
B. Power error_No power
26
B. Power error_Off when on, off while viewing
28
C. Audio error_No audio/Normal video
29
30
31
C. Audio error_Wrecked audio/discontinuation
D. Function error_ No response in remote controller, key error
Content
Check front display LED
Check power input Voltage & ST-BY 3.5V
Checking method when power is ON
POWER BOARD voltage measuring method
POWER OFF MODE checking method
Checking method in menu when there is no audio
Voltage and speaker checking method when there is no audio
Voltage and speaker checking method in case of audio error
Remote controller operation checking method
Page
A11
A12
A13
A4
A14
A15
A16
A16
A17
Remarks
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error_No video/Normal audio
Content Check Back Light On with naked eye
Established date
Revised date
A1
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Power On -> disjoint back case -> check lighting
LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error_No video/Normal audio
Content Power Board to LED back light Voltage
Established date
Revised date
A2
1. Measure DC Voltage applying to LED backlight from Power Board.
2. Output DC Voltage from Power Board -> supply to LED backlight.
Check Pin contacting statement and connection statement.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error_No video/Normal audio
Content Check White Balance value
Established date
Revised date
A3
Entry method
1. Press the ADJ button on the remote controller for adjustment.
2. Enter into White Balance of item 9.
3. After recording the R, G, B (GAIN, Cut) value of Color Temp (Cool/Medium/Warm),
re-enter the value after replacing the MAIN BOARD.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error_No video/ Audio
Content
Power Board voltage measuring method
Established date
Revised date
5
7
1
3
9
11
Check D.13.2V , A13.2V (4 ~8 PIN)
12 Pin (Power Board ↔ Main Board)
SMH200-H12S4
Power on
GND
2
4
PDIM#2
D.13.2V
D.13.2V
A.13.2V
GND
DRV_ON
6
8
10
12
D.13.2V
A.13.2V
GND
PDIM#1
A4
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error_Video error, video lag/stop
Content
TUNER input signal strength checking method
Established date
Revised date
MENU Press red key Remote controller signal test
Select channel
A5
When the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.)
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
Content
A. Video error_Video error, video lag/stop
LCD-TV Version checking method
Established date
Revised date
Checking SW version method for remote controller for adjustment
A6
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Press the IN-START with the remote controller for adjustment
LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error _Vertical/Horizontal bar, residual image, light spot
Content
LCD TV connection diagram (1)
Established date
Revised date
A7
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
As the part connecting to the external input, check the screen condition by signal
LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
Content
A. Video error_Color error
Established
Check and replace Link Cable(LVDS) and contact condition date
Revised date
A8/A9
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
1. Check and replace LVDS Cable
2. Check LVDS connection condition
LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
A. Video error_Color error
Content
Adjustment Test pattern - ADJ Key
Established date
Revised date
A10
You can view 6 types of patterns using the ADJ Key
Checking item : 1. Defective pixel 2. Residual image 3. MODULE error (ADD-BAR,SCAN BAR..)
4.Video error (Classification of MODULE or Main-B/D)
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Appendix : Exchange T-Con Board (1)
Solder defect, CNT Broken Solder defect, CNT Broken
Solder defect, CNT Broken
Solder defect, CNT Broken
Abnormal Power Section
Solder defect, Short/Crack
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Abnormal Power Section Solder defect, Short/Crack
LGE Internal Use Only
Appendix : Exchange T-Con Board (2)
Abnormal Power Section
Abnormal Power Section
Solder defect, Short/Crack
Solder defect, Short/Crack
Fuse Open, Abnormal power section
Abnormal Display
GRADATION
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Noise GRADATION
LGE Internal Use Only
Appendix : Exchange the Module (1)
Panel Mura, Light leakage
Panel Mura, Light leakage
Press damage
Crosstalk
Press damage
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Press damage
Crosstalk
Un-repairable Cases
In this case please exchange the module.
LGE Internal Use Only
Appendix : Exchange the Module (2)
Vertical Block
Source TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Vertical Line
Source TAB IC Defect
Vertical Block
Source TAB IC Defect
Un-repairable Cases
In this case please exchange the module.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
B. Power error _No power
Content
Check front display LED
Established date
Revised date
A11
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
ST-BY condition: Red
Front LED control :
Menu Option Standby Light On/Off
LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
B. Power error _No power
Content
Check power input voltage and ST-BY 3.5V
Established date
Revised date
1
3
5
7
9
11
Check D.13.2V (4,5,6 PIN)
12 Pin (Power Board ↔ Main Board)
SMH200-H12S4
Power on
GND
2
4
PDIM#2
D.13.2V
D.13.2V
A.13.2V
GND
DRV_ON
6
8
10
12
D.13.2V
A.13.2V
GND
PDIM#1
A12
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
B. Power error _No power
Content
Checking method when power is ON
Established date
Revised date
A13
1
3
5
7
9
11
Check “power on(Pin 1)” pin is high(about 3.3V)
12 Pin (Power Board ↔ Main Board)
SMH200-H12S4
Power on
GND
2
4
PDIM#2
D.13.2V
D.13.2V
A.13.2V
GND
DRV_ON
6
8
10
12
D.13.2V
A.13.2V
GND
PDIM#1
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
B. Power error
_Off when on, off whiling viewing
Content
POWER OFF MODE checking method
Established date
Revised date
A14
Checking order
1. Press the IN-START button of the remote controller for adjustment
2. Check the entry into adjustment item 3.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
C. Audio error_No audio/Normal video
Content
Checking method in menu when there is no audio
Established date
Revised date
A15
Checking order
1. Press the MENU button on the remote controller
2. Select the AUDIO function of the Menu
3. Select TV Speaker Check
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
Content
C. Audio error_No audio/Normal video
Voltage and speaker checking method when there is no audio
②
1
3
5
7
9
11
12 Pin (Power Board ↔ Main Board)
SMH200-H12S4
Power on
2
GND 4
PDIM#2
D.13.2V
D.13.2V
A.13.2V
GND
DRV_ON
6
8
10
12
D.13.2V
A.13.2V
GND
PDIM#1
Established date
Revised date
③
①
< Main Ass’y>
A16
Checking order
1. Check the contact condition of or 13.2V connector of Main Board
2. Measure the 13.2V input voltage supplied from Power Board
(If there is no input voltage, remove and check the connector)
3. Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound
when you touch the GND and output terminal, the speaker is normal.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Error symptom
Content
D. Function error_ No response in remote controller,
key error
Remote controller operation checking method
Established date
Revised date
①
< Sub Ass’y>
②
③
④
< Main Ass’y>
Checking order
1, 2. Check IR cable condition between IR & Main board.
3. Check the st-by 3.5V on the terminal 4.
4. When checking the Pre-Amp when the power is in ON condition, it is normal when the Analog
Tester needle moves slowly, and defective when it does not move at all.
5
6
7
8
1
2
3
4
9
10
P4600
GND
KEY1
KEY2
3.5V_ST
GND
LED_R
IR
GND
SCL
SDA
A17
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
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