Sharp LC-32M43U Schematic

LC-32M43U
SERVICE MANUAL
No. S97Q8LC32M43U
SUPPLEMENT
LCD COLOR TELEVISION
MODEL
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-32M43U (S77L7LC32M43U) Service Manual and LC-32/37D42U (S06X9LC32D42U) Service Manual.
LC-32M43U
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-32M43U
LC-32M43U

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-32M43U (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.
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CN3
Jig connection
Fig. 1 Jig connecting location
Fig. 2 Test pattern selection screen
Fig. 3 VCOM adjustment jig (RUNTZA059WJZZ)
i

PartsGuide

LC-32M43U
PARTS GUIDE
No. S97Q8LC32M43U
LCD COLOR TELEVISION
[1] LCD MODULE Assembly
MODEL
CONTENTS
LC-32M43U
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-32M43U

[1] LCD MODULE Assembly

32
24
33
25
12
13
20
19
8
7
1
27
32
32
26
23
22
21
9
14
11
18
16
16
15
17
15
4
29
30
29
31
32
10
2
29
4
3
29
28
6
5
2
LC-32M43U
NO. PARTS CODE
PRICE
RANK
NEW
MARK
PAR T
DELIVERY
[1] LCD MODULE Assembly
1 R1LK315T3LZ50Z EE N J LCD Module Ass'y 2 CANGTA272WJ01 AW N J Vessel (Top) 3 CANGTA272WJ02 AW N J Vessel (Bottom) 4 CANGTA273WJ01 AP N J Vessel (L, R), x2 5 CHLDZA697WJ01 BC N J Panel Holder Ass'y 6 CHLDZA692WJ01 AD N J Spacer Ass'y, x2 7 PSLDK2673TPGZ AX N J Diffusion Sheet, x2 8 PSLDK2676TPGZ AZ N J Diffusion Panel
9 CHLDZ3418TP01 AN N J Lamp Holder-L 10 CHLDZ3419TP01 AQ N J Lamp Holder-R 11 CLMPCA002WJ02 BB N J Lamp Unit, x7 12 LHLDZ3421TPZZ AE N J Lamp Holder (Bottom-A) 13 LHLDZ3420TPZZ AE N J Lamp Holder (Bottom-B) 14 LHLDZA709WJKZ AC J Sheet Holder, x6 15 LHLDZ3416TPZZ AC N J Lamp clip A, x2 16 LHLDZ3417TPZZ AC N J Lamp clip B, x2 17 LHLDZ3612TPZZ AC N J Lamp clip C, x2 18 LHLDZ3613TPZZ AC N J Lamp clip D 19 PREFL2391TPZZ AR N J Reflection Mirror 20 LANGK3717TPZZ BC N J Chassis 21 PZETE3992TPZZ AN N J Insulation Sheet 22 RDENC2299TPZZ BP N J INVERTER Unit A 23 LANGK3718TPZZ AM N J Shield Plate (for Inverter) 24 CPWBX3547TPZA BR N J LCD CONTROL Unit 25 PSLDMA893WJFW AK N J Shield Plate (for LCD CONTROL Unit) 26 PSPAZB030WJKZ AB J Spacer, x3 27 QPWBMD670WJGZ AK N J CS-FPC1, x2 28 LX-LZA101WJZZ AC J Clip, x4 29 LX-BZ2102TPZZ AB N J Screw, x8 30 XEPS930P10000 AA J Screw, x8 31 XBPSN30P14000 AA J Screw, x10 32 XBPS730P06WS0 AA J Screw, x9 33 XBPS730P06000 AA J Screw, x4
DESCRIPTION
3
LC-32M43U
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.
TQ2323-S YK. DS
SHARP CORPORATION AV Systems Group CS Promotion Center Yaita,Tochigi 329-2193, Japan
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