Sharp LC-32G2M Service Manual

32"/37" lcd color television

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LC-32G2M/X/H
LC-37G2M/X/H
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.
This model is based on the LC-32/37G1M/X/H and is equipped with a redesigned speaker. This Service
Manual covers the modifications alone. For the other points, refer to the LC-32/37G1M/X/H Service Manual.
» LIST OF CHANGED PARTS ...........................................................................................................................2
» IMPORTANT SERVICE SAFETY PRECAUTION ........................................................................................ 4
» SPECIFICATIONS........................................................................................................................................7
» OPERATION MANUAL ................................................................................................................................8
» DIMENSIONS ............................................................................................................................................14
» REMOVING OF MAJOR PARTS ................................................................................................................16
» PARTS LIST ...............................................................................................................................................24
» PACKING OF THE SET .............................................................................................................................34
SHARP CORPORATION
1st Edition

SERVICE MANUAL

LCD COLOR TELEVISION

LC-32G2M/X/H
LC-37G2M/X/H
MODELS
OUTLINE
CONTENTS
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
LC-32G2M/X/H
LC-37G2M/X/H
SY3M2LC30HV6U
Page

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Summary of Contents for Sharp LC-32G2M

  • Page 1: Table Of Contents

    LC-32G2M/X/H LC-37G2M/X/H 1st Edition SERVICE MANUAL SY3M2LC30HV6U LCD COLOR TELEVISION LC-32G2M/X/H LC-32G2M/X/H LC-37G2M/X/H MODELS LC-37G2M/X/H 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.
  • Page 2: List Of Changed Parts

    LC-32G2M/X/H LC-37G2M/X/H LIST OF CHANGED PARTS (LC-32G2M/X/H) Ref.No. Description LC-32G1M/X/H LC-32G2M/X/H Note PWB ASSEMBLIES LCD CONTROL Unit DUNTKC268VJ46 (M) DUNTKC268VJ49 (M) DUNTKC268VJ47 (X) DUNTKC268VJ50 (X) DUNTKC268VJ48 (H) DUNTKC268VJ51 (H) TMDS RX Unit DKEYHC269VJ28 (M) DKEYHC269VJ25 (M) DKEYHC269VJ29 (X) DKEYHC269VJ26 (X)
  • Page 3 LC-32G2M/X/H LC-37G2M/X/H LIST OF CHANGED PARTS (LC-37G2M/X/H) Ref.No. Description LC-37G1M/X/H LC-37G2M/X/H Note PWB ASSEMBLIES LCD CONTROL Unit DUNTKC268VJ53 (M) DUNTKC268VJ56 (M) DUNTKC268VJ54 (X) DUNTKC268VJ57 (X) DUNTKC268VJ55 (H) DUNTKC268VJ58 (H) TMDS RX Unit DKEYHC269VJ34 (M) DKEYHC269VJ31 (M) DKEYHC269VJ35 (X) DKEYHC269VJ32 (X)
  • Page 4: Important Service Safety Precaution

    LC-32G2M/X/H LC-37G2M/X/H IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be performed only by qualified service technicians who are thor- oughly familiar with all safety checks and the servicing guidelines which follow: » Use an AC voltmeter having with 5000 ohm per volt,...
  • Page 5 LC-32G2M/X/H LC-37G2M/X/H 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.
  • Page 6: Specifications

    ( 1), Screwdriver ( 1) • As a part of policy of continuous improvement, SHARP reserves the right to make design and specification changes for product improvement without prior notice. The performance specification figures indicated are nominal values of production units.
  • Page 7: Operation Manual

    LC-32G2M/X/H LC-37G2M/X/H OPERATION MANUAL...
  • Page 8 LC-32G2M/X/H LC-37G2M/X/H...
  • Page 9 LC-32G2M/X/H LC-37G2M/X/H...
  • Page 10 LC-32G2M/X/H LC-37G2M/X/H...
  • Page 11 LC-32G2M/X/H LC-37G2M/X/H...
  • Page 12 LC-32G2M/X/H LC-37G2M/X/H...
  • Page 13: Dimensions

    LC-32G2M/X/H LC-37G2M/X/H DIMENSIONS (LC-32G2M/X/H) Unit: mm 89.4 700.4...
  • Page 14 LC-32G2M/X/H LC-37G2M/X/H DIMENSIONS (LC-37G2M/X/H) Unit: mm 1102 89.4 822.6...
  • Page 15: Removing Of Major Parts

    LC-32G2M/X/H LC-37G2M/X/H REMOVING OF MAJOR PARTS Ë Ë Ë Ë Ë LC-32G2M/X/H 1. Remove the Terminal Covers 12 . 2. Remove the SP Terminal Rubber Covers 3 and detach the SP Wires. 3. Remove 2 screws for fixing the SP Bracket Cover 4 and detach the SP Bracket Covers.
  • Page 16 LC-32G2M/X/H LC-37G2M/X/H 8. Remove 7 screws for fixing shield cover q and detach the Shield cover and Wire Holder. 9. Remove 2 screws for fixing the top control cover ass'y w. 10. Remove 2 FPC connecting the LCD panel and LCD controller unit.
  • Page 17 LC-32G2M/X/H LC-37G2M/X/H 14. Remove the screw for fixing the LCD controller PWB y to detach the LCD controller PWB. 15. Remove 6 screws for fixing the Power Supply PWB u to detach the Power Supply PWB. 16. Remove 2 screws for fixing the R/C LED PWB i to detach the R/C LED PWB.
  • Page 18 LC-32G2M/X/H LC-37G2M/X/H 24. Remove 5 screws for fixing the LCD Panel Unit h to detach the LCD Panel Unit. 25. Remove 14 screws for fixing the sheet angle (j: 8 pcs., k: 6 pcs.), to detach the sheet angle. 26. Remove the Reflection/Polarization Sheet, Prism Sheet, Diffusion Sheet, and Diffusion Board.
  • Page 19 LC-32G2M/X/H LC-37G2M/X/H Ë Ë Ë Ë Ë LC-37G2M/X/H 1. Remove the Terminal Covers 12 . 2. Remove the SP Terminal Rubber Covers 3 and detach the SP Wires. 3. Remove 2 screws for fixing the SP Bracket Cover 4 and detach the SP Bracket Covers.
  • Page 20 LC-32G2M/X/H LC-37G2M/X/H 8. Remove 8 screws for fixing shield cover q and detach the Shield cover and Wire Holder. 9. Remove 2 screws for fixing the top control cover ass'y w. 10. Remove 2 FPC connecting the LCD panel and LCD controller unit.
  • Page 21 LC-32G2M/X/H LC-37G2M/X/H 14. Remove the screw for fixing the LCD controller PWB y to detach the LCD controller PWB. 15. Remove 6 screws for fixing the Power Supply PWB u to detach the Power Supply PWB. 16. Remove 2 screws for fixing the R/C LED PWB i to detach the R/C LED PWB.
  • Page 22 LC-32G2M/X/H LC-37G2M/X/H 24. Remove 5 screws for fixing the LCD Panel Unit h to detach the LCD Panel Unit. 25. Remove 14 screws for fixing the sheet angle (j: 8 pcs., k: 6 pcs.), to detach the sheet angle. 26. Remove the Reflection/Polarization Sheet, Prism Sheet, Diffusion Sheet, and Diffusion Board.
  • Page 23: Parts List

    USA: Contact your nearest SHARP Parts Distributor to order. 3. NO. DE PIECE 4. DESCRIPTION For location of SHARP Parts Distributor, Please call Toll- in CANADA: Contact SHARP Electronics of Canada Limited Free; 1-800-BE-SHARP Phone (416) 890-2100 MARK: SPARE PARTS-DELIVERY SECTION Ref.
  • Page 24: Cabinet And Mechanical Parts

    LHLDWA029WJKZ J Wire Holder, x2 – Front Cabinet — 5-5-7 LHLDWA031WJKZ J Wire Holder, x6 GCOVAA677WJSA J R/C LED Cover HBDGBA037WJSA J Badge, "SHARP" 5-5-8 LHLDWA039WJKZ J Wire Holder, x2 PSPAGA188WJZZ J Mask Spacer, x2 5-5-9 LHLDWA041WJKZ J Wire Holder...
  • Page 25 Description Code CABINET AND MECHANICAL PARTS XEBSN30P10000 J Screw, x8 LX-BZA042WJFN J Screw, x2 (LC-32G2M/X/H) (Continued) QCNW-C206WJQZ J Connecting Cord, [BL] QCNW-C207WJQZ J Connecting Cord, [GV] QCNW-C044WJQZ J Connecting Cord, [TV] DUNTKC268VJ51 – LCD CONTROL Unit — QCNW-C210WJQZ J Connecting Cord, [PV]...
  • Page 26 LC-32G2M/X/H LC-37G2M/X/H CABINET AND MECHANICAL PARTS (LC-32G2M/X/H)
  • Page 27 LC-32G2M/X/H LC-37G2M/X/H 5-5-25 5-5-18 5-5-16 5-5-22 5-5-4 5-5-10 5-5-3 5-5-14 5-5-26 5-5-16 5-5-20 5-5-18 5-5-19 5-5-13 5-5-5 5-5-8 5-5-9 5-5-15 5-5-23 5-5-17 5-5-3 5-5-12 5-5-1 5-5-6 5-5-8 5-5-7 5-5-17 5-5-21 5-5-24 5-5-19 5-5-10 5-5-25 5-5-25 5-5-11 5-5-2 5-5-12...
  • Page 28 LANGKA229WJFW Stand Angle – Front Cabinet — 5-5-3 LANGKA243WJFW J Fixing Metal GCOVAA677WJSA J R/C LED Cover HBDGBA036WJSA J Badge, "SHARP" 5-5-4 LANGKA244WJFW J Fixing Metal PSPAGA188WJZZ J Mask Spacer, x2 5-5-5 LANGKA245WJFW J Fixing Metal, x2 PSPAHA296WJZZ J Mask Spacer, x2...
  • Page 29 LC-32G2M/X/H LC-37G2M/X/H Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS LANGKA293WJZZ J SP Fixing Metal, x2 LANGKA294WJZZ J SP Fixing Metal, x2 (LC-37G2M/X/H) (Continued) PSLDMA327WJFW J TMDS Shield (LC-37G2X) DKEYHC269VJ31 – TMDS Unit —...
  • Page 30 LC-32G2M/X/H LC-37G2M/X/H CABINET AND MECHANICAL PARTS (LC-37G2M/X/H)
  • Page 31 LC-32G2M/X/H LC-37G2M/X/H 5-5-24 5-5-15 5-5-25 5-5-5 5-5-19 5-5-15 5-5-12 5-5-28 5-5-21 5-5-6 5-5-20 5-5-27 5-5-20 5-5-23 5-5-19 5-5-20 5-5-11 5-5-16 5-5-20 5-5-20 5-5-10 5-5-20 5-5-7 5-5-14 5-5-9 5-5-8 5-5-18 5-5-3 5-5-10 5-5-18 5-5-4 5-5-26 5-5-20 5-5-22 5-5-22 5-5-12 5-5-22 5-5-22...
  • Page 32: Packing Parts

    LC-32G2M/X/H LC-37G2M/X/H Ref. No. Part No. Description Code Ref. No. Part No. Description Code PACKING PARTS ACCESSORIES (NOT REPLACEMENT ITEM) (LC-32G2M/X/H) (LC-32G2M/X/H) SPAKCB456WJZZ – Packing Case — å QACCKA013WJPZ J AC Cord (LC-32G2M) (LC-32G2M) SPAKCB457WJZZ – Packing Case — å...
  • Page 33: Packing Of The Set

    LC-32G2M/X/H LC-37G2M/X/H PACKING OF THE SET (LC-32G2M/X/H) Bar Code Label (TLABKA013WJZZ) Bar Code Label (TLABK0001TAZZ) Joint (SPAKL0023CEZZ) Packing Case (SPAKCB458WJZZ) LC-32G2H (SPAKCB456WJZZ) LC-32G2M (SPAKCB457WJZZ) LC-32G2X Buffer Material (Top) Packing Case (SPAKXB550WJZZ) (for Accessorry) (SPAKFA650WJZZ) AC Cord (QACCBA041WJPZ) LC-32G2H (QACCKA013WJPZ) LC-32G2M...
  • Page 34 LC-32G2M/X/H LC-37G2M/X/H PACKING OF THE SET (LC-37G2M/X/H) Bar Code Label (TLABKA013WJZZ) Bar Code Label (TLABK0001TAZZ) Joint (SPAKL0023CEZZ) Packing Case (SPAKCB516WJZZ) LC-37G2H (SPAKCB517WJZZ) LC-37G2M (SPAKCB518WJZZ) LC-37G2X Buffer Material (Top) Packing Case (SPAKXA589WJZZ) (for Accessorry) AC Cord (SPAKFA688WJZZ) (QACCBA041WJPZ) LC-37G2H (QACCKA013WJPZ) LC-37G2M...
  • Page 35 LC-32G2M/X/H LC-37G2M/X/H COPYRIGHT © 2004 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.

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