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1

Colour Television Chassis

L7.2E
AA

CL 86532008_004.ai
160298

ServiceManual Table of contents Page
1 Technical specifications 2
Location of panels
2 Connection facilities 3
3 Safety instructions, Warnings 4
and Notes
4 Mechanical instructions 6
5 Repair facilities 7
Software adjustments
and Hotel mode
6 Fault finding tree 13
Block diagram, 14
Survey of testpoints 15
Diagram supply voltages survey 15
7 Electrical Diagrams and print lay-outs
Diagram PWB
Power supply diagram A1 16 17,19
Sync, Horizontal + Vertical output diagram A2 18 17,19
Tuner, IF,Video,Chroma diagram A3 20 17,19
Control diagram A4 21 17,19
Sound processing, Sound interfacediagram A5 22 17,19
CRT panel diagram B 23 23
Sound Multi-mono panel diagram C 24 25
Sound Nicam-2CS panel diagram D 26 25
8 Electrical adjustments 27
9 Circuit diagram description (new circuits) 29
10 Directions for use 32
11 List of abbreviations 36
12 Spareparts list 37
Copyright prior 9863
Subject in The Netherlands of Philips.
without theby FMpermision Service Department
5
Printed to modification TV
Published reserved 1998 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. 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, or 727 21567
4822 otherwise