270224 - Service Manual
Index
2
3
4
5
6
7
8
9
2nd Edition
Opening Instructions and Layouts
Parts Assembly and Controls Panel (Oriental)
Block Diagram
Power Supply, Power Amplifier, Control Panel, MIDI & I/O Controls, HD Interface Boards
CPU & Sound Generator Board (part 1/2)
CPU & Sound Generator Board (part 2/2), Timing Table
Vocal Processor Board
Spare Parts List
Warnings
✔
✔
✔
SERVICE MANUAL
✔
✔
✔
✔
✔
Notice
Service must be carried out by qualified personnel only.Any tampering carried out by unqualified personnel during the guarantee period
will forfeit the right to guarantee.
For a correct operation of the instrument, after having switched off, be careful to wait at least 3 seconds before switching on again.
To improve the device's specifications, the schematic diagrams may be subject to change without prior notice.
All components marked by this symbol have special safety characteristics, when replacing any of these components use only
manufacturer's specified parts.
The (µ) micro symbol of capacitance value is substituted by U.
The (Ω) omega symbol of resistance value is substituted by E.
The electrolytic capacitors are 25Vdc rated voltage unless otherwise specified.
All resistors are 1/8Ω unless otherwise specified.
All switches shown in the "OFF" position. All DC voltages measured to ground with a voltmeter 20KOhm/V.
✔
Soldering point.
Supply voltage.
Logic supply ground.
✔
Male connector.
Test point.
Analog supply ground.
✔
Female connector.
✔
M/F faston connector.
Flag joined with one or more flags
Chassis ground.
with the same signal name inscribed.
Earth ground.
ATTENTION
Observe precautions when handling electrostatic sensitive devices.
Address
CODE: 270224 ✔
✔
GENERALMUSIC S.p.A. Sales Division: 47842 S.Giovanni in Marignano (RN) ITALY - Via delle Rose, 12 - tel. 0541/959511 - fax 0541/957404
GENERALMUSIC on the NET: http://www.generalmusic.com
1❏
Parts Assembly
For parts descriptions refer to Spare Part List above in this manual.
WK2 Standard and Accordion
1
2
3
4
31
CURSOR
G E N E R A L
MIDI ARRANGER
MENU
SOUND
PERFORMANCE
ST YLE
SONG
ARRANGE MODE
SPLIT
HARMONY
REVERB
CHORUS
GENERAL
P
A
G
E
MELODY OFF
UPPER 1
UPPER 2
LOWER
VOCAL P
UPPER 2
DISK
F DISK
F1
PERFORMANCE
RECALL
SINGLE
TOUCH PLAY
F2
F3
F4
F5
F7
F6
ALL
F9
F8
2 / 10
3 / 11
4 / 12
5 / 13
6 / 14
7 / 15
8 / 16
KEYBOARD
ACCOMP
8 BEAT
16 BEAT
ROCK
FUNKY
DANCE 1
DANCE 2
00 8b STND
01 8b BALAD
02 8b FOLK
03 8b HIT
04 8b MED
05 8b FUNKY
06 8b MOD
07 8b SWING
08 16b STND
09 16b BALL
10 16b FOLK
11 16b POP
12 16b FNK
13 16b HIT
14 16b MED
15 16b SWN
16 HARD R
17 SL ROCK 1
18 SL ROCK 2
19 6/8 BALAD
20 BOOGIE W
21 ROCKn'ROL
22 SHUFFLE 1
23 SHUFFLE 2
24 F FUN
25 F ELECT
26 F POP
27 F STAND
28 ACID FNK
29 F BEAT
30 F SOUL
31 F SWING
32 HEAVY D
33 DISCO HIT
34 P DANCE
35 DOWN BT
36 F DANCE
37 DISCO F
38 PULSIN
39 HOUSE
40 TECNO M
41 70'DISCO
42 DIGITAL
43 CL DISCO
44 BAKER P
45 RAP
46 EURO P
47 PARTY P
JAZZ
U S TRAD TRAD 1
TRAD 2
LATIN 1
LATIN 2
48 SWING
49 M SWING
50 SL SWING
51 B BAND 1
52 B BAND 2
53 DIXIE
54 BROADW
55 FOX TROT
56 BLUES
57 SL BLUES
58 GOSPEL
59 WESTERN
60 R & B
61 B GRAS
62 COUNTRY
63 MRC USA
72 PASO D
73 G POLKA
74 TARANT
75 BAJON
76 H GULLY
77 TWIST
78 CHARLES
79 REGGAE
80 BOSSA
81 S BOSSA
82 SAMBA
83 D SAMBA
84 CHA CHA
85 TANGO
86 RHUMBA
87 BEGUINE
88 MAMBO
89 SALSA
90 MERENG
91 MENEAIT
92 GIPSY
93 F RHUMB
94 CUMBIA
95 CALYPSO
ARRANGER
64 SL WALTZ
65 WIENER W
66 FRENCH W
67 ROMAGNA
68 MAZURKA
69 POLKA
70 BOEHMISC
71 ITALY MRC
9
0
+
-
FF
Measure
PLAY ALL
SONGS
EVENT
H DISK
MIDI
SONG
5
SOUND
CHROMATIC
ORGAN
GUITAR
BASS
STRINGS
ENSEMBLE
BRASS
02 16 BEAT
10 U S A
01 8 BEAT
09 JAZZ
REED
PIPE
04 FUNK
12 TRAD2
SYN LEAD
REC
05 DANCE1
13 LATIN1
SYN PAD
SEQUENCER
06 DANCE2
14 LATIN2
07 USER
15 USER
08 USER
16 USER
SYN SFX
PERCUSSIVE
ETHNIC
6
SFX
SAMPLING / VOCAL P
T RANSPOSE
5
PLAY / STOP
REC
SMP
VOCAL P
MIC / EDIT
HARMONY
SUSTAIN
TEMPO / DATA
ENTER
2
3
4
VAR
VAR
VAR
INTRO
BASS TO
LOWEST
03 ROCK
11 TRAD1
KEY START / CONTINUE
1
VAR
1/2
ENDING
7
TRACK MUTE
LOWER
MEMORY
ARRANGE
MEMORY
8
ST YLE & SOUND MEMORY
LOCK
ARRANGE
ON / OFF
7
HD
New
Part
Bk 1 - 2 - 3 - 4
STYLE / TEMPO
LOCK
PIANO
12
11
6
ST YLE LIST
BALANCE
Min
5
+100
A / B TRACKS
VOLUME
33
4
ST YLE
1/9
Max
3
REW
STORE PERF
MAST ER
2
LOWER
LOAD
SAVE
DELET E
FORMAT
UT ILIT Y
S T PLAY / PERFORMANCE
DEMO
1
UPPER 1
MODE
FADE
FILL A
FILL B
FILL
/ TAP
REVERB
CHORUS
ST ART / ST OP
COPY
MODE
11
Opening Instructions
Turn the instrument over and unscrew the six screws as shown above, hold the chassis (top and bottom) tightly and turn the instrument the right way up,
lift off the top chassis with care without forcing or disconnecting cables.
CLEAR
QUANTIZE
VOCAL MUTE
ESCAPE
9
10
8
11 1/2
13
WK2 Oriental
1
2
3
4
36
CURSOR
G E N E R A L
MIDI ARRANGER
MENU
P
A
G
E
SOUND
PERFORMANCE
ST YLE
SONG
ARRANGE MODE
SPLIT
HARMONY
REVERB
CHORUS
GENERAL
MELODY OFF
1
2
3
4
5
6
7
8
9
0
+
+100
UPPER 1
MODE
UPPER 1
UPPER 2
LOWER
VOCAL P
UPPER 2
DISK
HD
New
Part
LOWER
LOAD
SAVE
DELET E
FORMAT
UT ILIT Y
F DISK
S T PLAY / PERFORMANCE
DEMO
SINGLE
TOUCH PLAY
F1
PERFORMANCE
RECALL
F2
F3
F4
F5
F7
F6
REW
F8
ALL
F9
PLAY ALL
SONGS
H DISK
3 / 11
4 / 12
5 / 13
6 / 14
7 / 15
VOLUME
MAST ER
8 / 16
ST YLE & SOUND MEMORY
PIANO
KEYBOARD
12
1
2
3
STORE
CANCEL
CHROMATIC
01 8 BEAT
09 JAZZ
02 16 BEAT
10 U S A
REED
LOCK
ORGAN
GUITAR
PIPE
03 ROCK
11 TRAD1
04 FUNK
12 TRAD2
SYN LEAD
SYN PAD
BASS
STRINGS
ENSEMBLE
BRASS
Min
D
E
F
G
A
05 DANCE1
13 LATIN1
SYN SFX
06 DANCE2
14 LATIN2
07 USER
15 USER
08 USER
16 USER
ETHNIC
PERCUSSIVE
SFX
5
B
REC
ACCOMP
PLAY / STOP
ENTER
ARRANGER
REC
SMP
VOCAL P
MIC / EDIT
HARMONY
SUSTAIN
TEMPO / DATA
KEY START / CONTINUE
1/2
INTRO
ARRANGE
ON / OFF
BASS TO
LOWEST
VAR 1
ARRANGE
MEMORY
LOWER
MEMORY
FADE
VAR 2
VAR 3
ENDING
VAR 4
TRACK MUTE
FILL A
FILL
FILL B
/ TAP
REVERB
CHORUS
ST ART / ST OP
MODE
11
❏2
6
SAMPLING / VOCAL P
T RANSPOSE
SEQUENCER
C
11
5
SOUND
A / B TRACKS
BALANCE
Max
33
MIDI
SONG
ST YLE
2 / 10
EVENT
Bk 1 - 2 - 3 - 4
STYLE / TEMPO
LOCK
STORE PERF
1/9
FF
Measure
COPY
CLEAR
10
QUANTIZE
VOCAL MUTE
ESCAPE
37
9
8
13
11 1/2
7
14
31
15
16
17
19
20
3
21
22
34
35
23
24
30
25
26
27
29
28
32
3❏
❏4
5❏
❏6
7❏
❏8
AUTOTEST PROCEDURE
This procedure are not intended to repair a fault but only to check the
proper instrument operations after a repairing execution. The
procedures that follow must be executed in the order specified.
Instrument and Tools
1)
2)
3)
4)
5)
Dual trace oscilloscope.
Two amplified speakers or headphones.
Midi keyboard.
Midi cable.
Television with RGB and S-VHS input sockets compatible with PAL
and NTSC standards.
6) S-VHS cable.
7) DIN/SCART cable.
8) DIN/RCA cable.
9) Switch pedal (Normally Closed contacts).
10) Volume pedal.
11) Latest version of the appropriate Operating System Disk.
12) Dynamic microphone.
Setup
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Connect the television by RGB and S-VHS sockets.
Connect the dynamic microphone to the Vocal Processor MIC
socket if present.
Connect the speakers or the headphone to the appropriate
outputs.
Connect the Midi keyboard (set it properly) to the MIDI IN socket.
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Turn on the instrument.
The instrument starts with the video output set on PAL mode by
default. Set TV input on RGB mode, on the TV screen must appear
the welcome message.
Place the cursor on “GENERAL” pressing the cursor DOWN button,
press cursor RIGHT button until the operating system release
date is displayed, verify that this date correspond to the latest
release date.
If an update is required put the Operating System disk into the
disk drive and turn on again the keyboard, the display shows
“LOAD O.S.” then press ENTER to confirm.
NOTE: After any servicing operation a Operating System reloading is recommended.
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Autotest Procedure
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Press UPPER 1 and PIANO, CHROMATIC, ORGAN keys
simultaneously to reset the instrument, the display shows
“SysRESET” and during the time of “Wait…” message appears
press F1 repeatedly and quickly: the instrument re-starts in
autotest mode and “AutoTEST” and “TEST (F1)” messages
appear.
Press F1 key to start the RAM test, the display shows “RAM TEST”
during the procedure and shows “OK! (F1)” when terminate
successful.
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Press again F1 to start the LEDs test. Each LED lights up
sequentially.
Press F1 to start the button test, press all the buttons except F1,
every time you press a button the display shows the corresponding
identification code and you hear a note.
Finally Press F1 and instrument re-start again.
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Check the DIAL operation on the display: the “TEMPO” increase
when you rotate the DIAL clockwise and decrease when you
rotate it counter-clockwise.
Midi In/Out
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Play something on the keyboard attached, the led EVENT flash at
each key note action and the instrument plays the sound
selected by UPPER 1 section.
Connect a second WK2 or other General Midi device (expander or
keyboard) to the MIDI OUT socket.
Press START/STOP and the device attached must play the
accompaniment from the WK2 Midi arranger.
Press START/STOP again to stop it, and disconnect the second
instrument.
Press VOCAL P and an arrow will appear on the display.
Press MIC/EDIT button, display shows “MIC OFF” .
Press “+” button in the SOUND area to activate the microphone
(display message change in “MIC ON”) and speak some words
into the microphone.
Rotating the DIAL wheel verify microphone volume changes.
Ram Back Up Check
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Dial Encoder
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Verify Hard Disk “Direct load” operation as follow :
Press HARD DISK key, display shows the first partition name.
Press ENTER and will appear the name of the song.
Press START/STOP and the song will start to play in “Direct” mode
(reading data direct from HD), hear the song for few seconds ad
press START/STOP key again.
Press TRANSPOSE “#” and display shows below TRANSPOSE “1”.
Switch off the instrument and wait at least 20 sec. When you
switch on the instrument be sure display shows the same
“TRANSPOSE” number.
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Before reassembling the instrument and before deliver it to the
user, it is a goal verify its reliability:
To do that switch it off, or leaving it switched on but operating with
greatest caution, carefully shake the boards and connections
inside it using an insulated tool (for example the handle of the
screwdriver) to find wrong contacts and so on.
Turn on the instrument and re-check that it operate correctly,
leaving it switched on for a long time and occasionnally launching
the Demo sequence (press DEMO and a Fnumber button) or
verifing its functionality.
3
13
32
2
31
36
24
24
26
33
35
34
25
16
Turn on while press down UPPER1, PIANO, CHROMATIC, ORGAN.
Right & Left Outputs
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Check the level from the output sockets as follow:
Select MIDI/GENERAL with UP and DOWN cursor keys at the left
of the display.
Press cursor RIGHT button until the display shows “80 :KEY TCH”
Rotate clockwise the DIAL wheel until the display shows “OFF :
KEY TCH”
Select 68 with SOUND keypad, the display shows “68 :OBOE”.
Disable REVERB and CHORUS by pressing their correspondent
buttons.
Set MASTER VOLUME potentiometer to its maximum.
Play C5 on the keyboard attached and verify with the oscilloscope
the output levels: their must be 0,65Vpp on R & L sockets and
1,45Vpp on HEADPHONE sockets.
19
17
20
15
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Plug in the PEDAL VOLUME to its socket, it vary the level from 0
(no sound) to the level set by MASTER VOLUME potentiometer.
Plug in the switch pedal to the DAMPER socket, press down the
pedal and then press a note key with the keyboard attached: the
instrument plays the note, release the note key and the sound
holds on, release the pedal switch and the sound shuts off.
Plug in the switch pedal to the PEDAL socket, the pedal action
switches from “Upper 1” and “Upper 2” also lights up the
corresponding LED.
MDL735008 Lcd Display
MDL345018 Dial Knob
660607
Spacer for Rear Sockets
660604
Bottom Chassis
653439
Display Glass
653438
Chassis Cover
653477
Chassis Cover (Oriental)
651925
25x90mm Black Cloth
561008
Hard Disk with International Contents
561007
Hard Disk with Italian Contents
340931
9.5mm Plug For Unused Hole
340905
Suspension Rubber
340834
Slider Potentiometer Knob
340503
Lower Potentiometer Knob
340502
Upper Potentiometer Knob
210256
Anti-Dust Felt for Potentiometers
190233
Insulator for HD
190232
Insulator for Switching Supply Unit
190015
Adhesive Rubber Foot
180774
"HARD DISK" Adhesive Plate
171639
HD and HD Interface Board Support
170958
FD Drive Support
150474
11.1mm Plug For Unused Hole
120960
Dial Steel Sphere
120581
M3 Nut
120521
3mm Grower Washer
120410
3x6tc Blck Screw
120322
WL4x15tc Black Screw
120281
WL3x15tt Black Screw
120256
B2.9x9.5tsp Black Screw
120029
M3x6tc Black Screw
120025
M3x10tsp Black Screw
110614
Mains Socket
110400
3.5" FDisk Drive
110285
4A 250Vac Bipolar Power Switch
110254
Dial Encoder with Snap
30
731011
29
731013
141102
110300
100748
100059
080103
SNP9541M 40W Switching Supply Unit
Battery/Reset Board
Computer Socket
Set the keyboard on COMPUTER MODE pressing the following
buttons:
Multimedia Kit
Single Footswitch
Triple Foolswitch
Volume Pedal
Professional Volume Pedal
Switching Unit
Pedals
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12
Battery/Reset Board (Pcb#310641)
* 6 Contacts Vert Male Connector
* 4.8V 280mAh Nicd Battery
* MAX709 Power Supply Monitor Voltage
* 7805 +5V 1A Voltage Regulator
* 1N4148 100mA 75V Signal Diode
Controls Panel Assembly
14
810673
Controls Panel Board (Pcb#310636)
810683
653436
653435
653434
340956
340899
340897
340896
340895
340890
340889
340091
140882
140854
080752
080103
070612
103009
103008
103003
103002
103001
103000
101508
101505
101504
100591
091002
091001
091000
081000
055104
055102
055101
055100
011502
011501
011500
010730
010729
010721
010714
010704
010602
Controls Panel Board (Pcb#310671)(Oriental)
* <Display> Rubber Key Pad
* <Numbers> Rubber Key Pad
* <Sequencer>+<Vocal P...Chorus> Rubber Key Pad
* <Arabic Scale> Rubber Key Pad
* Red and Gray Dual Rubber Key Pad
* Dual Rubber Key Pad (2x)
* <Style & Sound> Rubber Key Pad
* <Var 1... Fill B/Tap> Rubber Key Pad
* <Enter/Escape> Rubber Key Pad
* <Star/Stop> Rubber Key Pad
* 4mm Led Spacer
* 26 Contacts Vert Male Connector
* 16 Contacts Vert Male Connector
* Led 3mm Wide Diffused Red
* 1N4148 100mA 75V Signal Diode
* 10K 30mm Slider Potentiometer
Phones Amplifier & Outputs Board
21
731012
230569
230527
140217
110305
100962
100919
090856
090183
080156
Phones Amplifier & Outputs Board (Pcb#310640)
* FL5R200PNT EMI Coil For Signal
* BL02RN2-R62 EMI Coil For Signal
* Jack Slim Horizontal S-F Socket
* Relay 12V / 2 Switch 1A 250V
* TDA 8542 2x1W btl Audio Amplifier
* MC33078 Dual LN Operational Amplifier
* J176 TO92 P-Channel J-Fet Transistor
* BC550 TO92 LN Npn Transistor
* 1N4002 1A 100V Rectifier Diode
HD Interface Board
27
Assembly
Reset Procedure
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Operating System Disk
Operating System Disk (Oriental)
Operating System Disk (Accordion)
Demo Disk
Demo Disk (Oriental)
Sound List Sheet
Sound List Sheet (Oriental)
Owner's Manual
Owner's Manual (Oriental)
International HD Contents Manual
Italian HD Contents Manual
1Mt Length Midi Cable
DIN/SCART Video Cable (Pal)(EU)
DIN/RCA Video Cable (Ntsc)(US)
Mains Cord (EU)
Mains Cord (US)
14
1
4
7
37
5
11
6
10
8
9
Optional Accessories
970310
970116
970080
970013
970107
Reliability & Final Check
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= European Version
= United States Version
= Oriental Version
= Accordion Version
Description
Accessories
955917
955945
955925
955910
955915
651926
653478
271245
271305
271242
271239
130430
130317
130428
130297
130283
NTSC mode, RGB Selection
Select NTSC mode on the instrument as follow :
Select GENERAL with up and down cursor keys at the left of the
display.
Press RIGHT cursor until display shows “TV=PAL”
Rotate the DIAL wheel until select “TV=NTSC”
On TV must appear the following message:
GEM WK2
Midi Arranger
wrote larger than in the previous PAL setting.
Disconnect or deselect the RGB input and select the S-VHS input
(YC3) on TV.
NTSC mode, S-VHS Selection
Now you can regulate the colours and the flicker on TV rotating
the C17 capacitor trimmer.
PAL mode, S-VHS Selection
Select PAL mode rotating the DIAL wheel until display shows
“TV=PAL”.
Now you can regulate the colours and flickers on TV rotating the
C18 capacitor trimmer.
Press ESCAPE button.
Reconnect or reselect the RGB input to the TV.
Vocal Processor (if present)
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Controls Panel
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Legend
EU
US
Oriental
Accordion
Ref Code
Hard Disk (if present)
Ram
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Spare Part List
Outputs Video
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Operating System Check
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Select GENERAL with UP and DOWN cursor keys at the left of the
display.
Press cursor RIGHT until display shows “OFF: SERIAL”.
Rotate the DIAL wheel until display shows “MAC: SERIAL”
Connect the CH1 probe of the oscilloscope at PIN 1 of the
COMPUTER socket and its ground clip at PIN 4, set it at 200uS/
div. 2V/div.: the trace must show a 1MHz signal with 5V of
amplitude centred on 0V (±2.5V).
Connect the CH2 probe of the oscilloscope at PIN 6 of the
COMPUTER socket and its ground clip at PIN 4, set it at 500uS/
div. 10V/div.: playing some notes on the keyboard, the CH2
oscilloscope trace must shows a sequence of pulses with 24V of
amplitude centred on 0V.
Rotating the DIAL wheel select “PC1” or “PC2” you configure
keyboard to work with a PC.
Playing some notes on the keyboard you must see the same
previous pulses onto the oscilloscope.
731010
841190
140915
103031
103010
103007
101507
055101
055100
030715
HD Interface Board (Pcb#310592)
* 26 Wires 10cm Length Flat Cable
* 44 Contacts Vert Male Strip P=2mm
* 74HC00D SOIC Quad 2-In Nand Gate
* 74HC04D SOIC Hex Inverter
* 74HC74D SOIC Dual Flip-Flop
* 74AC646 SOIC Octal Transceiver Register
* 4K7 X4 1/16w 5% Smd Resistor Array
* 100E X4 1/16w 5% Smd Resistor Array
* 1000u 6v3 20% Vert Electrolytic Capacitor
Midi & Controls I/O Board
22
730987
230569
140248
140247
140219
140217
140212
100734
100602
100035
080242
080103
Midi & Controls I/O Board (Pcb#310628)
* FL5R200PNT EMI Coil For Signal
* 4 Poles Mini Din Female Socket
* 8 Poles Mini Din Female Socket
* 13 Poles Din Horizontal Female Socket
* Jack Slim Horizontal S-F Socket
* 5 Poles Din Horizontal Female Socket
* MAX202E RS232 Drivers/Receiver
* 74HC04 Hex Inverter
* 6N138 Optocoupler
* 6V2 1W 5% Zener Diode
* 1N4148 100mA 75V Signal Diode
Cpu & Sound Generator Board
28
28
28
761164
761178
761185
761186
104038
550659
560018
340934
230582
140882
140866
140854
106002
106001
106000
105011
104043
104038
104032
104026
104009
103030
103029
103019
103017
103013
103012
103010
Cpu & Sound Generator Board (Pcb#310615)
CPU & Sound Generator Board (Pcb#310615)(Oriental)
Cpu & Sound Gen. Board (Pcb#310615) (Accordion)
* Accordion Boot-Styles Rom Module (Accordion)
** 16MBit Boot & Styles Rom
** 16Mbit Accordion Waves OTP Rom
* 16V8 GAL programmed
* Insulation Washer for Quartz
* LC Delay Line 400ns 0.5MHz
* 26 Contacts Vert Male Connector
* 34 Contacts Vert Male Connector
* 16 Contacts Vert Male Connector
* NE555 Timer
* MC33078P SOIC Dual Low Noise Op. Amp.
* TDA8501 PAL/NTSC Encoder
* IKE plus - Cpu & Dsp
* GM23C32250 32Mbit Rom WK2 "Boot/Styles" (Oriental)
* MX23C1610MC-12 16Mbit Rom WK2 "Boot/Styles"
* MX23C3210MC-12 32Mbit Rom "GM-GMX Sounds"
* AM29F040-75EC 4Mbit Flash Memory Ta=70nS
* HM5118160ALJ 16Mbit Dram Ta=70nS
* 74HC32D SOIC Quad 2-In Or Gate
* 74HC4024D SOIC 7-Stage Binary Counter
* PCA8515 SOIC Standalone OSD
* 74HC4051DW SOIC 8ch Analog Multiplexer
* 74HC138D SOIC 1 Of 8 Decoder
* 74HC125D SOIC Quad Tri-State Buffer
* 74HC04D SOIC Hex Inverter
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74HC02D SOIC Quad 2-In Nor Gate
PCM69AU SOIC 2ch 1bit Dac
74HC374DW SOIC Octal D-Type Flip-Flop
74HC245DW SOIC Octal Bus Transceiver
74HC08D SOIC Quad 2-Input And Gate
74HC14D Soic Hex Inverter Schmitt Trigger
74AC32 SOIC Quad 2-input Or Gate
74AC08 QUAD 2-INPUT AND GATE
74AC257 QUAD-2CH
GM82C765B Floppy Disk Controller
PMBT2369 TO236 Smd Npn Transistor
BC857 TO236 Smd Pnp Transistor
BC847 TO236 Smd Npn Transistor
PMLL4148 Smd 100mA 75V Signal Diode
2K2 X4 1/16w 5% Smd Resistor Array
33E X4 1/16w 5% Smd Resistor Array
4K7 X4 1/16w 5% Smd Resistor Array
100E X4 1/16w 5% Smd Resistor Array
470pF x4 10% 100V NP0 Smd Capacitor Array
220pF x4 10% 100V NP0 Smd Capacitor Array
47pF x4 10% 100V NP0 Smd Capacitor Array
4.433619MHz Quartz Resonator
3.579545MHz Quartz Resonator
1.8432MHz Quartz Resonator
30MHz Quartz Resonator
16MHz Quartz Resonator
5p2-30pF N750 Ceramic Capacitor Trimmer
Vocal Processor Board
23
761179
230569
230561
140882
140217
106001
105010
103041
103012
103011
103010
103007
103003
103001
101500
100059
081000
071011
055102
055101
055100
031007
030715
011500
010724
Vocal Processor Board (Pcb#310644)
* FL5R200PNT EMI Coil For Signal
* 47uH 10% 100mA RF-Coil
* 26 Contacts Vert Male Connector
* Jack Slim Horizontal S-F Socket
* MC33078P SOIC Dual Low Noise Op. Amp.
* ADSP2181 Dsp Microcomputer
* 74HC86 SOIC Quad 2-Input Ex-Or Gate
* 74HC125D SOIC Quad Tri-State Buffer
* AD1877 SOIC Dual Channel 1bit ADC
* 74HC04D SOIC Hex Inverter
* 74HC74D SOIC Dual Flip-Flop
* 74HC374DW SOIC Octal D-Type Flip-Flop
* 74HC08D SOIC Quad 2-Input And Gate
* 74AC138D SOIC 1 Of 8 Decoder
* 7805 +5V 1A Voltage Regulator
* PMLL4148 Smd 100mA 75V Signal Diode
* 2x10K Alog Rotary Pot
* 33E X4 1/16w 5% Smd Resistor Array
* 4K7 X4 1/16w 5% Smd Resistor Array
* 100E X4 1/16w 5% Smd Resistor Array
* 10u 16V 20% Smd Electrolytic Tantalium Capacitor
* 1000u 6v3 20% Vert Electrolytic Capacitor
* 47pF x4 10% 100V NP0 Smd Capacitor Array
* 16MHz Ceramic Resonator With Capacitors
Wiring Connections
841196
841194
841193
841192
841191
841170
841165
841005
840834
840764
840655
840612
840529
770849
Ground Cable 12cm Length
10 Wires 7.5cm Length Crimp Terminal Cable
Single Mains Cable 7.5cm Length (from socket to switch)
Mains Cables 7.5cm Length (from switch to supply unit)
6 Wires 5cm Length Crimp Terminal Cable
26 Wires 17.5cm Length Flat Cable
44 Wires 5cm Length Flat Cable
Ground Cable 7.5cm Length
Ground Cable 30cm Length
Ground Cable 10cm Length
26 Wires 20cm Length Flat Cable
34 Wires 25cm Length Flat Cable
16 Wires 20cm Length Flat Cable
Cables Assembly
Note:
Each spare part is single quantity unless otherwise specified.
Asterisk prefix explanation:
Omitted
= First level spare part.
One asterisk
= Second level, part of previous listed first level part.
Two asterisk
= Third level, part of previous listed second level part.
Three asterisk
= ............
Any request for not above mentioned part must encompass specific
description including:
1) Model name,
2) Section name,
3) Module code,
4) Reference name,
5) Quantity number.
9❏
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