SERVICE MANUAL LC

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LC-37DW99U
SERVICE MANUAL
No. S97Q7LC37DW99
SUPPLEMENT
LCD COLOR TELEVISION
MODEL
LC-37DW99U
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used.
OUTLINE
In this Service Manual, only parts in the LCD module are shown. For the other points, refer to the LC-37DW99U
(S77L3LC37DW99) Service Manual and LC-32/37D62U (S17A9LC32D62U) Service Manual.
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
LC-37DW99U
LC-37DW99U
OUTLINE AND ADJUSTMENT
Service Manual
[1] Outline
In this Service Manual, only parts in the LCD module are shown. For the other points, refer to the LC-37DW99U (S77L3LC37DW99) Service Manual
and LC-32/37D62U (S17A9LC32D62U) Service Manual.
[2] Adjustment
When replacing the LCD control PCB, follow these steps to adjust VCOM.
1) Enter the adjustment process mode.
2) Select the item [VCOM ADJ] on the page 3/26 using the CH (
)/(
) keys on the remote controller.
3) Press the Enter key to check that the adjustment pattern is displayed.
4) Adjust the flicker in the middle of the screen to minimum using the VOL (+)/(-) keys on the remote controller.
5) Press the Enter key to turn off the pattern.
6) To exit the adjustment process mode after the adjustment is done, unplug the AC cord from the outlet to make a forced shutdown. (When the
power was turned off with the remote controller, once unplug the AC cord and plug it again. In this case, wait 10 seconds or so before plugging.)
CAUTION: Use due care in handling the information described here lest your users should know how to enter the adjustment process mode.
If the settings are tampered in this mode, unrecoverable system damage may result.
Description of display
(1) Current page/
Total pages
(3) Current selected input
(2) Current page title
(4) Current color system
(6) LCD Panel size/Speaker type
(5) Destination
1/26
[INFO]
INPUT5
AUTO
USA
MAIN Version
0.90 ( U 2006/11/21 1A)
BOOT Version
D62U B 1.01
Monitor Version
0.9
EQ DATA CHECKSUM
ROM
TEMPERATURE
7B
LAMP ERROR
0
NORMAL STANDBY CAUSE
0
ERROR STANDBY CAUSE
37_UNDER
(7) Adjustment
process menu
header
(8) Parameters
1)
0
4)
0
2)
0
5)
0
0H 0M
3)
0H 0M
0H 0M
0H 0M
i
0
0H 0M
LC-37DW99U
PartsGuide
PARTS GUIDE
No. S97Q7LC37DW99
LCD COLOR TELEVISION
MODEL
LC-37DW99U
CONTENTS
[1]
LCD MODULE Assembly
Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these
parts with specified ones for maintaining the safety and performance of the set.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
LC-37DW99U
[1] LCD MODULE Assembly
1
2
5
3
5
7-18
7-13
4
7-16
7-1
7-14
7-15
7-17
7-10
7-19
7-20
7-2
7-7
7-4
7-3
7-5
7-8
7-8
7-6
7-7
7-3
7-4
6
7-11
7-12
7-12
7-9
2
7-14
LC-37DW99U
NO.
PARTS CODE
PRICE NEW PART
RANK MARK DELIVERY
DESCRIPTION
[1] LCD MODULE Assembly
1
2
3
4
5
6
7-1
7-2
7-3
7-4
7-5
7-6
7-7
7-8
7-9
7-10
7-11
7-12
7-13
7-14
7-15
7-16
7-17
7-18
7-19
7-20
R1LK370D3LZ20Z
QPWBM0327TPZZ
CPWBX3520TPXF
CSLDMA804WJ01
XBPS730P06WS0
XBBSN30P14000
CANGK3681TP02
CLMPCA008WJ01
LHLDZ3254TPZZ
LHLDZ3382TPZZ
LHLDZ3385TPZZ
LHLDZ3386TPZZ
LHLDZ3628TPZZ
LHLDZ3629TPZZ
POFMD0111TPZZ
PREFL2367TPZZ
PSLDK2717TPZZ
PSLDK2718TPZZ
PSPAZB030WJKZ
PZETE4257TPZZ
PZETE4258TPZZ
PZETKA184WJKZ
PZETKA201WJKZ
RUNTKA275WJZZ
RUNTKA276WJZZ
TCAUZA031WJZZ
EC
AG
BR
AM
AA
AA
BN
AC
AM
AE
AE
AE
AE
BR
AT
BC
AX
AB
AA
AB
AK
AC
BK
BG
AB
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
LCD Module Ass'y
CS-FPC, x2
LCD CONTROL Unit
Shield Case Ass'y
Screw (for INV, LCD CONTROL), x14
Screw (for Vessel), x10
Chassis Ass'y
Lamp Unit, x10
Sheet Holder, x2
holder, x2
Lamp clip, x2
Lamp clip, x2
Lamp clip, x2
Lamp clip, x2
Polarized light reflection sheet
Reflection Mirror
Diffusion Panel
Diffusion Sheet, x2
Spacer, x10
Tape, x6
Tape, x3
Insulation Sheet
Insulation Sheet, x2
INVERTER Unit A
INVERTER Unit B
Caution Label
3
LC-37DW99U
COPYRIGHT © 2007 BY SHARP CORPORATION
ALL RIGHTS RESERVED.
No Part of this publication may be reproduced,
stored in a retrieval system, or transmitted in
any from or by any means, electronic, mechanical,
photocopying, recording, or otherwise, without
prior written permission of the publisher.
TQ2331-S YK. DS
SHARP CORPORATION
AV Systems Group
CS Promotion Center
Yaita,Tochigi 329-2193, Japan