Sharp LC-42D62U User manual

SERVICE MANUAL
How to distinguish the model labels of new and old panel modules.
As to the new panel module, the mark A is printed on the model label.
Old panel module New panel module
No A mark on the right side of the model name Amark on the right side of the model name
Example Example
A
No Mark
LC-42D62U LC-42D62U
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.
TopPage
LC-42D62U
LC-42D62U
No. S57K2LC42D62U
LCD COLOR TELEVISION
MODEL
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig-
inal condition and only parts identical to those specified should be used.
In this Service Manual, only parts in the LCD module are shown. For the other points, refer to the LC-42D62U
(S86V9LC42D62U) Service Manual.
New panel modules are incorporated in LC-42D62U with the Serial No.****51112~
OUTLINE
SUPPLEMENT

LC-42D62U
i
LC-42D62U Service Manual
OUTLINE AND ADJUSTMENT
[1] Outline
In this Service Manual, only parts in the LCD module are shown. For the other points, refer to the LC-42D62U (S86V9LC42D62U) Service Manual.
New panel modules are incorporated in LC-42D62U with the Serial No.****51112~
[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.)
Description of display
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.
How to distinguish the model labels of new and old panel modules.
As to the new panel module, the mark A is printed on the model label.
Old panel module New panel module
No A mark on the right side of the model name Amark on the right side of the model name
Example Example
A
No Mark
LC-42D62U LC-42D62U
(3) Current selected input
(2) Current page title (4) Current color system
(1) Current page/ (5) Destination (6) LCD Panel size/Speaker type
Total pages
1/26 [INFO] INPUT5 AUTO USA 42_UNDER
MAIN Version 0.90 ( U 2006/11/21 1A)
BOOT Version SACRB 1.01
Monitor Version 0.9
EQ DATA CHECKSUM ROM (8) Parameters
TEMPAERATURE 7B
LAMP ERROR 0
NORMAL STANDBY CAUSE 0
ERROR STANDBY CAUSE 1) 0 2) 0 3) 0
0H 0M 0H 0M 0H 0M
4) 0 5) 0
0H 0M 0H 0M
(7) Adjustment
process menu
header

PARTS GUIDE
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-42D62U
PartsGuide
[1] LCD MODULE Assembly
CONTENTS
LC-42D62U
LCD COLOR TELEVISION
MODEL

LC-42D62U
2
[1] LCD MODULE Assembly
23-12
23-12
23-11
23-1
23-15
23-13
23-14
23-13
23-17
23-16
23-18
23-19
23-20
13
16
15
17
18
19
12
22
14
1
23-2
23-5
23-5
23-2
23-2
23-6
23-7
23-6
23-4 23-3
23-3
23-6
23-3
23-3
68
8
9
7
20
11
11
11
11
10
23-20
23-20
21
23-20

LC-42D62U
3
NO. PARTS CODE PRICE
RANK
NEW
MARK
PART
DELIVERY
DESCRIPTION
[1] LCD MODULE Assembly
1R1LK420D3LZ10W FG N J LCD Module Ass'y
6CHLDZ3423TPX1 N J Frame Ass'y
7CHLDZ3424TPX1 N J Frame Ass'y
8LHLDZ3350TPXZ N J Clip, x6
9LHLDZ3363TPXZ N J Clip
10 LX-HZ2076TPZZ N J Screw, x10
11 LX-BZ2146TPZZ N J Screw, x8
12 QPWBM0327TPZZ AG N J CS-FPC, x2
13 CPWBX3520TPXD N J LCD CONTROL Unit
14 LANGTA395WJTW N J Cover (LCD Control Unit)
15 LANGTA396WJT1 N J Cover Ass'y (LCD Control Unit)
16 PSPAZA751WJKZ AC N J Radiation sheet
17 PCOVUA098WJN1 BB N J Diffusion Panel
18 PSHEPA480WJN1 AX N J Reflection Sheet, x2
19 PSHEPA479WJN1 BT N J Optical Sheet
20 LX-BZ2301TPZZ N J Screw, x10
21 XBPS730P06WS0 AA J Screw, x5
22 RCORFA061WJZZ AG N J Core, x2
23-1 CANGK3719TP02 N J Back Light Angle Ass'y
23-2 LHLDZA786WJKZ N J Lamp clip, x4
23-3 LHLDZA800WJKZ N J Lamp clip, x4
23-4 LHLDZ3425TPZZ N J Lamp clip, x6
23-5 LHLDZ3426TPZZ N J Lamp clip, x4
23-6 LHLDZ3427TPZZ N J Lamp clip, x4
23-7 PMiR-A119WJZZ N J Reflection Sheet
23-11 CLMP-A130WJ01 N J Lamp Unit Ass'y, x11
23-12 LHLDZ3422TPZZ AN N J Lamp Holder, x2
23-13 PSPAZB030WJKZ AB N J Inverter Spacer, x13
23-14 RUNTKA271WJTZ BK N J INVERTER Unit A
23-15 RUNTKA272WJTZ BD N J INVERTER Unit B
23-16 RUNTKA273WJTZ AR N J INVERTER Unit C
23-17 RUNTKA274WJTZ AP N J INVERTER Unit D
23-18 LANGK3720TPZZ AN N J Inverter Cover A
23-19 LANGK3721TPZZ AQ N J Inverter Cover B
23-20 XBPS730P06WS0 AA J Screw, x15

LC-42D62U
2007
COPYRIGHT © 2007 BY SHARP CORPORATION
ALL RIGHTS RESERVED.
No Part of this publication may be reproduced,
stored in a retrieval system, or transmitted in
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photocopying, recording, or otherwise, without
prior written permission of the publisher.
TQ2197-S YT. DS
SHARP CORPORATION
AV Systems Group
CS Promotion Center
Yaita,Tochigi 329-2193, Japan