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LC-37HT3U
LC-37HT3U/LC-37M43U
SERVICE MANUAL
No. S97Q9LC37HT3U
SUPPLEMENT
LCD COLOR TELEVISION
LC-37HT3U
MODELS
LC-37M43U
LC-37M43U
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-37HT3U
(S97P6LC32HT3U) or LC-37M43U (S77L7LC32M43U) Service Manual and LC-32/37D42U (S06X9LC32D42U) 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-37HT3U/LC-37M43U
LC-37HT3U
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-37HT3U (S97P6LC32HT3U) or LC-37M43U
(S77L7LC32M43U) Service Manual and LC-32/37D42U (S06X9LC32D42U) Service Manual.
[2] Adjustment
When replacing the LCD control PCB, follow these steps to adjust VCOM.
1) Remove the wire from the LCD control PCB CN3.
2) Connect a wire of the VCOM adjustment jig (electronic volume adjustment BOX) to CN3 (see Fig. 1).
3) Turn on the TV set.
4) Turn on the jig (connect to the AC).
5) Enter the process mode to display the item “LCD TEST PATTERN OFF” (see Fig. 2).
6) Press the volume up key once to display a flicker pattern.
7) Press the jig's UP/DOWN switch while looking at the screen to adjust the point so that the flicker is minimized (see Fig. 3).
8) After completing adjustment, press the WRITE switch and make sure the lamp of the WRITE button goes out. (Writing is complete when the lamp
goes out.)
9) Turn off the jig (turn the AC off).
10)Turn off the TV set.
11)Remove the jig’s wire connected to CN3.
12)Reconnect the wire of the set to CN3.
'ZCORNGQH.%&%QPVTQN29$
CN3
Jig connection
Fig. 1 Jig connecting location
Fig. 2 Test pattern selection screen
Fig. 3 VCOM adjustment jig (RUNTZA059WJZZ)
i
PartsGuide
LC-37HT3U/LC-37M43U
PARTS GUIDE
No. S97Q9LC37HT3U
LCD COLOR TELEVISION
LC-37HT3U
LC-37HT3U
LC-37M43U
[1] LCD MODULE Assembly
MODELS
CONTENTS
LC-37M43U
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-37HT3U/LC-37M43U
[1] LCD MODULE Assembly
30
17
23
31
24
12
13
19
18
8
7
1
25
30
30
22
21
20
16
15
16
15
9
14
11
4
27
28
27
30
10
2
27
4
3
27
26
6
5
29
2
LC-37HT3U/LC-37M43U
NO. PARTS CODE
PRICE
RANK
NEW
MARK
PAR T
DELIVERY
[1] LCD MODULE Assembly
1 R1LK370T3LZ6CZ EZ N J LCD Module Ass'y
2 CANGTA274WJ01 AX N J Vessel (Top)
3 CANGTA277WJ01 AW N J Vessel (Bottom)
4 CANGTA275WJ01 AN N J Vessel (L, R), x2
5 CHLDZA701WJ01 BD N J Panel Holder Ass'y
6 CHLDZA711WJ01 AD N J Spacer Ass'y, x2
7 PSLDK2674TPGZ AY N J Diffusion Sheet, x2
8 PSLDK2677TPGZ BF N J Diffusion Panel
9 CHLDZ3412TP01 AN N J Lamp Holder-L
10 CHLDZ3413TP01 AN N J Lamp Holder-R
11 CLMPCA003WJ02 BC N J Lamp Unit, x8
12 LHLDZ3414TPZZ AE N J Lamp Holder (Bottom-A)
13 LHLDZ3415TPZZ AE N J Lamp Holder (Bottom-B)
14 LHLDZA709WJKZ AC J Sheet Holder, x6
15 LHLDZ3410TPZZ AD N J Lamp clip A, x2
16 LHLDZ3411TPZZ AD N J Lamp clip B, x2
17 LHLDZ3614TPZZ AD N J Lamp clip C, x2
18 PREFL2390TPZZ AX N J Reflection Mirror
19 CANGK3715TP01 BL N J Chassis
20 PZETE3991TPZZ AN N J Insulation Sheet
21 RDENC2300TPZA BQ N J INVERTER Unit
22 LANGK3716TPZZ AP N J Shield Plate (for Inverter)
23 CPWBX3547TPZB BR N J LCD CONTROL Unit
24 PSLDMA893WJFW AK N J Shield Plate (for LCD CONTROL Unit)
25 QPWBMD670WJGZ AK N J CS-FPC1, x2
26 LX-LZA101WJZZ AC J Clip, x4
27 LX-BZ2102TPZZ AB N J Screw, x8
28 XEPS930P10000 AA J Screw, x10
29 XBPSN30P14000 AA J Screw, x12
30 XBPS730P06WS0 AA J Screw, x12
31 XBPS730P06000 AA J Screw, x4
DESCRIPTION
3
LC-37HT3U/LC-37M43U
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.
TQ2322-S YK. DS
SHARP CORPORATION
AV Systems Group
CS Promotion Center
Yaita,Tochigi 329-2193, Japan
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