Sharp LC-45GD7U Service Manual
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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-45GD5U and is equipped with a redesigned speaker. This Service Manual
covers the modifications alone. For the other points, refer to the LC-45GD5U Service Manual.
» LIST OF CHANGED PARTS ...........................................................................................................................2
» IMPORTANT SERVICE SAFETY PRECAUTION ........................................................................................ 3
» SPECIFICATIONS........................................................................................................................................6
» OPERATION MANUAL ................................................................................................................................7
» DIMENSIONS ............................................................................................................................................14
» REMOVING OF MAJOR PARTS ................................................................................................................15
» PARTS LIST ...............................................................................................................................................18
» PACKING OF THE SET .............................................................................................................................23

SHARP CORPORATION

SERVICE MANUAL

LCD COLOR TELEVISION

LC-45GD7U
MODEL
OUTLINE
CONTENTS
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
LC-45GD7U
SY5Q4LC45GD7U
Page

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Summary of Contents for Sharp LC-45GD7U

  • Page 1: Table Of Contents

    LC-45GD7U SERVICE MANUAL SY5Q4LC45GD7U LCD COLOR TELEVISION LC-45GD7U 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.
  • Page 2: List Of Changed Parts

    LC-45GD7U LIST OF CHANGED PARTS Ref.No. Description LC-45GD5U LC-45GD7U Note PWB ASSEMBLIES  AC INPUT Unit DUNTKD154VJ03 DIGITAL TUNER Unit DKEYDD392VJ12 DKEYDD392VJ11 No parts changed MAIN Unit DUNTKD393VJ03 DUNTKD393VJ02 Some parts changed AV Unit DUNTKD405UJ02 DUNTKD405UJ01 No parts changed KEY Unit...
  • Page 3: Important Service Safety Precaution

    LC-45GD7U 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 4 LC-45GD7U PRECAUTIONS A PRENDRE LORS DE LA REPARATION Ë Ne peut effectuer la réparation qu' un technicien spécialisé qui s'est parfaitement accoutumé à toute vérification de sécurité et aux conseils suivants. AVERTISSEMENT de 0.15µF en série avec toutes les pièces métalliques exposées du coffret et une terre connue comme une...
  • Page 5 LC-45GD7U 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

    C to As 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. There may be some...
  • Page 7: Operation Manual

    LC-45GD7U OPERATION MANUAL...
  • Page 8 LC-45GD7U...
  • Page 9 LC-45GD7U...
  • Page 10 LC-45GD7U...
  • Page 11 LC-45GD7U...
  • Page 12 LC-45GD7U...
  • Page 13 LC-45GD7U...
  • Page 14: Dimensions

    LC-45GD7U DIMENSIONS Unit: inch/(mm) 677) 198) 114) 1096) 989.1) 200) 304)
  • Page 15: Removing Of Major Parts

    LC-45GD7U REMOVING OF MAJOR PARTS 1. Remove the Terminal Covers 1. 2. Detach the SD Card Cover, BUS-CONE Cover, PC Card Cover, DVI Cover. 3. Remove the 2 lock screws 2 and detach the Stand Cover. 4. Remove the 4 lock screws 3 and detach the Stand.
  • Page 16 LC-45GD7U 10. Disvonnect all the connectors from all the PWBs. [FD] [PA] [FC] [NP1] [NP3] [FB] [LV] [BC] [MN1] [MN3] [PG] [FD] [PO] [MN] [PA] [DA] [DP] [PD] [AC] [MN2] [NV4] [RA] [AC] [SP] [SP] 11. Remove the 6 lock screws e and detach the Fans.
  • Page 17 LC-45GD7U 19. Remove the 4 lock screws a and detach the AV terminal Cover (R). 20. Remove the 1 lock screw s and detach the AV terminal Cover (B). 21. Remove the 9 lock screws d and detach the DIGITAL PWB Shield.
  • Page 18: 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 19: Cabinet And Mechanical Parts

    Not Available – Under Speaker Ass’y — GCOVAA829WJKA J R/C, LED Decoration Cover AG 12-1 CPNLSA054WJ01 J Speaker Panel Ass’y Not Available – Badge, SHARP — 12-2 RSP-ZA139WJN2 J Under Speaker PSPAHA633WJKZ J Mask Spacer, x6 TLABZA861WJSA J HDMI Label...
  • Page 20 LC-45GD7U Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS (Continued) PSPAZA884WJKZ J Cooling Sheet (TU8001 TOP) PSPAZA886WJKZ J Cooling Sheet (IC9603 TOP)AB PSPAZA887WJKZ J Cooling Sheet (SC9401SOLDRSIDE) PZETKA165WJZZ J Barrier sheet (Insulator)
  • Page 21 LC-45GD7U CABINET AND MECHANICAL PARTS 12-2 12-1 2-10 2-13 2-12 2-14 2-13 2-10 2-12 2-12 2-14 2-12 11-2 67 70 11-1 10-2 10-1...
  • Page 22: Packing Parts

    LC-45GD7U Ref. No. Part No. Description Code Ref. No. Part No. Description Code SERVICE JIGS PACKING PARTS (USE FOR SERVICING) (NOT REPLACEMENT ITEM) SPAKCC174WJZZ – Packing Case (Top) — QCNW-C222WJQZ J 80pins FFC L=1000mm Pitch=0.5mm AW SPAKCC175WJZZ – Packing Case (Bottom) —...
  • Page 23: Packing Of The Set

    LC-45GD7U PACKING OF THE SET...
  • Page 24 LC-45GD7U 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.

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