Table of Contents
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In the interests of user-safety (Required by safety regulations in some countries) the set should be re-
stored to its original condition and only parts identical to those specified should be used.
This model is based on the LC-26/32GA5U and is changed some parts. This Service Manual covers the
modifications alone. For the other points, refer to the LC-26/32GA5U Service Manual.
» LIST OF CHANGED PARTS ..........................................................................................................................2
» IMPORTANT SERVICE SAFETY PRECAUTION .......................................................................................5
» SPECIFICATIONS ......................................................................................................................................7
» DESCRIPTION OF SCHEMATIC DIAGRAM .............................................................................................9
» SCHEMATIC DIAGRAM ...........................................................................................................................10
» PRINTED WIRING BOARD ASSEMBLIES ..............................................................................................14
» PARTS LIST ..............................................................................................................................................17
» PACKING OF THE SET ............................................................................................................................27
SERVICE MANUAL
LCD COLOR TELEVISION
MODELS
OUTLINE
CONTENTS
SHARP CORPORATION
LC-26GA5T
LC-32GA5T/D
LC-26GA5T
LC-32GA5T/D
S65K5LC32GA5T
Page
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Table of Contents
Related Manuals for Sharp LC-26GA5T
Summary of Contents for Sharp LC-26GA5T
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Page 1: Table Of Contents
LC-26GA5T LC-32GA5T/D SERVICE MANUAL S65K5LC32GA5T LCD COLOR TELEVISION LC-26GA5T LC-32GA5T/D MODELS In the interests of user-safety (Required by safety regulations in some countries) the set should be re- stored to its original condition and only parts identical to those specified should be used. -
Page 2: List Of Changed Parts
LC-26GA5T LC-32GA5T/D LIST OF CHANGED PARTS LC-26GA5U LC-26GA5T Ref.No. Description LC-26GA5U LC-26GA5T Note PWB ASSEMBLIES AV Unit DUNTKC790WEV2 No Parts Changed R/C, LED Unit DUNTKC791WEV0 No Parts Changed KEY Unit DUNTKC792WEV0 No Parts Changed LCD CONTROL Unit DUNTKC793FE21 No Parts Changed... - Page 3 LC-26GA5T LC-32GA5T/D LIST OF CHANGED PARTS LC-32GA5U LC-32GA5T Ref.No. Description LC-32GA5U LC-32GA5T Note PWB ASSEMBLIES AV Unit DUNTKC790WEV2 No Parts Changed R/C, LED Unit DUNTKC791WEV0 No Parts Changed KEY Unit DUNTKC792WEV0 No Parts Changed LCD CONTROL Unit DUNTKC793FE22 No Parts Changed...
- Page 4 LC-26GA5T LC-32GA5T/D LIST OF CHANGED PARTS LC-32GA5U LC-32GA5D Ref.No. Description LC-32GA5U LC-32GA5D Note PWB ASSEMBLIES AV Unit DUNTKC790WEV2 No Parts Changed R/C, LED Unit DUNTKC791WEV0 No Parts Changed KEY Unit DUNTKC792WEV0 No Parts Changed LCD CONTROL Unit DUNTKC793FE22 DUNTKC793DE22 No Parts Changed...
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Page 5: Important Service Safety Precaution
SAME TYPE FUSE. All checks must be repeated with the AC cord plug LC-26GA5T:F701, F702 (3.15A, 250V) connection reversed. (If necessary, a nonpolarized LC-32GA5T/D:F701, F702 (4A, 250V) adaptor plug must be used only for the purpose of F703 (2A, 250V), F704 (117°C, 2A) F705 (1A,... - Page 6 LC-26GA5T LC-32GA5T/D Precautions for using lead-free solder 1 Employing lead-free solder "PWBs" of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder.
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Page 7: Specifications
LC-26GA5T LC-32GA5T/D SPECIFICATIONS Item 26" LIQUID CRYSTAL TELEVISION, 32" LIQUID CRYSTAL TELEVISION, Model: LC-26GA5T Model: LC-32GA5T/D LCD panel 26" Advanced Super View & BLACK TFT LCD 32" Advanced Super View & BLACK TFT LCD Number of dots 3,147,264 dots (1366... - Page 8 LC-26GA5T LC-32GA5T/D - M E M O -...
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Page 9: Description Of Schematic Diagram
LC-26GA5T LC-32GA5T/D DESCRIPTION OF SCHEMATIC DIAGRAM VOLTAGE MEASUREMENT CONDITION: The voltages at test points are measured on exclusive AC adaptor and the stable supply voltage of AC 120V. Signals are fed by a color bar signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester. -
Page 10: Schematic Diagram
LC-26GA5T LC-32GA5T/D SCHEMATIC DIAGRAM Ë INVERTER-1 Unit... - Page 11 LC-26GA5T LC-32GA5T/D Ë INVERTER-2 Unit...
- Page 12 LC-26GA5T LC-26GA5T LC-32GA5T/D LC-32GA5T/D Ë INVERTER GND Unit...
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Page 13: Printed Wiring Board Assemblies
LC-26GA5T LC-32GA5T/D PRINTED WIRING BOARD ASSEMBLIES INVERTER-1 Unit (Component Parts Side) - Page 14 LC-26GA5T LC-32GA5T/D INVERTER-2 Unit (Component Parts Side)
- Page 15 LC-26GA5T LC-32GA5T/D INVERTER GND Unit (Component Parts Side)
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Page 16: Parts List
LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code PARTS LIST LCD PANEL PARTS REPLACEMENT Replacement parts which have these special safety characteristics identified in this manual; electrical components having such features NOTE: THE PARTS HERE SHOWN ARE SUPPLIED AS AN å... - Page 17 LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA164WJZZ (LC-32GA5D) RUNTKA165WJZZ (LC-32GA5D) INVERTER-1 Unit (Continued) INVERTER-2 Unit TRANSFORMERS DIODES å T7501 RTRNZ1296SNPZ J Transformer, TLCP4123 D7401 VHD1SS270A/-F J Diode å T7502 RTRNZ1296SNPZ J Transformer, TLCP4123...
- Page 18 LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA165WJZZ (LC-32GA5D) RUNTKA166WJZZ (LC-32GA5D) INVERTER-2 Unit (Continued) INVERTER-GND Unit MISCELLANEOUS PARTS TRANSISTORS CN7401 QCNCM1857SNEZ J Connector, 12Pin Q7601 VSUM6K1N///-1 J UM6K1N CN7402 QCNCM1856SNEZ J Connector, 2Pin...
- Page 19 LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA166WJZZ (LC-32GA5D) INVERTER-GND Unit (Continued) R7636 VRS-TP2BD104J J 100k 1/4W Metal Oxide R7637 VRS-CY1JD821J J 820 1/10W Metal Oxide R7639 VRS-CY1JD155J J 1.5M 1/10W Metal Oxide...
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Page 20: Cabinet And Mechanical Parts
LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code LCHSMA149WJKA J Chassis Frame (S) CABINET AND MECHANICAL PARTS LCHSMA150WJKA J Chassis Frame (L) LHLDW1033CEKZ J Wire Holder (LC-26GA5T) LHLDW1060CEZZ J Wire Holder, x2 LHLDWA048WJKZ J Wire Holder, x4 CCABAA711WJ02 J Cabinet A Ass’y... - Page 21 LC-26GA5T LC-32GA5T/D CABINET AND MECHANICAL PARTS (LC-26GA5T) 5-3-6 5-3-5 5-3-1 5-3-2 5-3-5 5-3-3 5-3-5 5-12 5-3-4 5-10 5-3-2 5-12 3-2-2 5-10 3-2-1 5-11 3-2-9 3-2-8 3-2-6 3-2-11 3-2-10 3-2-3 3-2-5 3-2-4 3-1-1 3-2-7 3-1-3 3-1-2 3-1-5 3-1-4 3-1-4...
- Page 22 LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code (LC-32GA5T) CABINET AND MECHANICAL PARTS PSHEPA244WJZZ J Reflection/Deflection Sheet BW (LC-32GA5T) (LC-32GA5T/D) PSHEPA358WJZZ J Reflection/Deflection Sheet AW (LC-32GA5D) CCABAA714WJ02 J Cabinet A Ass’y PSHEPA256WJZZ J Diffusion Sheet Not Available –...
- Page 23 LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS (LC-32GA5T/D) (Continued) RUNTKA098WJZZ – INVERTER-GND Unit — (LC-32GA5T) RUNTKA166WJZZ – INVERTER-GND Unit — (LC-32GA5D) RDENCA093WJZZ – POWER Unit — QCNW-C820WJQZ J Connecting Cord(SH)
- Page 24 LC-26GA5T LC-32GA5T/D CABINET AND MECHANICAL PARTS (LC-32GA5T/D) 5-3-2 5-3-4 5-3-7 5-3-9 5-3-10 5-3-8 5-3-6 5-3-3 5-3-5 5-11 5-3-1 LC-32GA5D Only LC-32GA5T Only 5-12 5-13 5-3-3 5-2-3 5-3-10 5-2-2 5-10 5-2-1 5-11 5-2-3 5-2-1 5-2-2 5-10 3-1-1 3-1-4 3-1-7 3-1-5 3-1-3...
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Page 25: Packing Parts
(NOT REPLACEMENT ITEM) LC-26GA5T LHLDW0110CEZZ J Cable Clamp LHLDWA083WJ00 J Cable Tie SPAKCC054WJZZ – Packing Case — QACCZA047WJPZ J AC Cord (LC-26GA5T) å SPAKFA634WJZZ – Packing Case, for Accessory — (LC-32GA5T) SPAKPA390WJZZ – Wrapping Paper — QACCZA022WJPZ J AC Cord (LC-32GA5D) å... -
Page 26: Packing Of The Set
LC-26GA5T LC-32GA5T/D Ref. No. Part No. Description Code Ref. No. Part No. Description Code PACKING OF THE SET LC-32GA5T/D Only... - Page 27 LC-26GA5T LC-32GA5T/D COPYRIGHT © 2005 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.