Published by BB 0469 Service PaCE
Printed in the Netherlands
Subject to modification
EN 3122 785 14530
©
Copyright 2004 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
LC4.1U
AA
E_14520_000.eps
170904
Contents
Page
Contents
Page
1.
Technical Specifications, Connections,
and Chassis Overview
2
2.
Safety Instructions, Warnings, and Notes
4
3.
Directions for Use
6
4.
Mechanical Instructions
7
5.
Service Modes, Error Codes, and Faultfinding
9
6.
Block Diagrams, Testpoint Overviews,
and Waveforms
Wiring Diagram
15
Block Diagram Audio & Video
16
Block Diagram Scaler & Supply
17
Testpoint Overview TV & Scaler Board
18-19
Testpoint Overview Front IR / LED Panel
20
I2C Overview
21
Supply Voltage Overview
22
7.
Circuit Diagrams and PWB Layouts
Diagram PWB
Tuner & VIF
(Diagram A1) 23
32-33
Hercules
(Diagram A2) 24
32-33
Hercules Supply
(Diagram A3) 25
32-33
Audio Amplifier (2x2W)
(Diagram A4) 26
32-33
TV-Supply
(Diagram A5) 27
32-33
Scaler
(Diagram A6) 28
32-33
Scaler LVDS
(Diagram A7) 29
32-33
Scaler IO
(Diagram A8) 30
32-33
Supply (Diagram
A9) 31
32-33
Rear IO Cinch
(Diagram A10) 31
32-33
Side AV Panel
(Diagram D)
34
35
Top Control Panel
(Diagram E)
36
36
Audio Amplifier (2x5W) (20 & 23”)(Diagram I)
37
38
Front IR / LED Panel
(Diagram J)
39
39
8.
Alignments
41
9.
Circuit Descriptions
45
Abbreviation List
49
IC Data Sheets
51
10 Spare Parts List
54
11 Revision List
57