Published by CS 0766 BG CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 17080
©
Copyright 2007 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 otherwise without the prior permission of Philips.
Colour Television Chassis
TPS1.0E
LA
20PFL4122/93
19PFL4322/93
15PFL4122/93
H_17090_000.eps
050607
Contents Page Contents Page
1 Technical Specifications, Connections, and Chassis
Overview 2
2 Safety Instructions, Warnings, and Notes 6
3 Directions for Use 8
4 Mechanical Instructions 10
5 Service Modes, Error Codes, and Fault Finding 12
6 Block Diagrams, Test Point Overview, and
Waveforms
Wiring Diagram 18
Block Diagrams 21
7 Circuit Diagrams and PWB Layouts Diagram
Scaler Board: Power (S-01) 25
Scaler Board: Lips & Inverter I/F (S-02) 26
Scaler Board: Tuner (S-03) 27
Scaler Board: Video Inputs (S-04) 28
Scaler Board: DSUB Input (S-05) 29
Scaler Board: HDMI Input (S-06) 30
Scaler Board: SCART I/F (S-07) 31
Scaler Board: MST96885LD/ALD (S-08) 32
Scaler Board: Flash ROM & SDRAM (S-09) 33
Scaler Board: Key, IR BD & ComPair I/F (S-10) 34
Scaler Board: ITV I/F (S-11) 35
Scaler Board: Panel I/F (S-12) 36
Scaler Board: Audio I/F (S-13) 37
Scaler Board: Audio Amplifier (S-14) 38
Waveform Diagram 49
Inverter Board (IN) 51
Power Panel (For 19PFL4322) (P)53
Power Panel (For 19PFL4322) (P)54
Power Panel (For 20PFL4122) (P)55
Power Panel (For 20PFL4122) (P)56
Power Panel (For 20PFL4122) (P)56
Data Transfer Board (For 20PFL4122) 61
Keyboard Panel (K) 63
IR & LED Panel (I) 66
8 Alignments 69
9 Circuit Descriptions, Abbreviation List, and IC Data
Sheets 75
Abbreviation List 79
IC Data Sheets 82
10 Recommended / Spare Parts List 86
Styling Sheet 86
Recommended Parts List 92
Spare Parts List 93
11 Different Parts List 112
12 Revision List 113
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