Published by WS 0661 TV Service Printed in the Netherlands Subject to modification EN 3122 785 16210 © Copyright 2006 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 LC4.31E AA G_16210_000.eps 200106 Contents Page Contents Page 1. Technical Specifications, Connections, and Chassis Overview 2 2. Safety Instructions, Warnings, and Notes 5 3. Directions for Use 6 4. Mechanical Instructions 7 5. Service Modes, Error Codes, and Fault Finding 12 6. Block Diagrams, Test Point Overviews, and Waveforms Wiring Diagram 26” & 32” 21 Wiring Diagram 37” 22 Block Diagram Supply 37” 23 Block Diagram Video 24 Block Diagram Audio 25 Test Point Overview Small Signal Board 26 I2C Overview 27 Supply Voltage Overview 28 7. Circuit Diagrams and PWB Layouts Diagram PWB PSU (37”): Mains Filter & Standby (A1) 29 31-36 PSU (37”): Supply (A2) 30 31-36 SSB: Tuner and VIF(B1) 37 60-69 SSB: Hercules (B2) 38 60-69 SSB: Sync Interface (B3) 39 60-69 SSB: Audio Delay Line (PDP Only) (B4) 40 60-69 SSB: Audio Processing (B5) 41 60-69 SSB: DC-DC Converter (B6) 42 60-69 SSB: Diversity Tables B1-B6 43 SSB: Scaler (B7) 44 60-69 SSB: Scaler (B8) 45 60-69 SSB: Scaler Interface (B9) 46 60-69 SSB: SDRAM (B10) 47 60-69 SSB: Flash / Control (B11) 48 60-69 SSB: HDMI (B12) 49 60-69 SSB: MUX-Sync Interface (B13) 50 60-69 SSB: Digital I/O (B14) 51 60-69 SSB: SCART Analog I/O (B15A) 52 60-69 SSB: DMMI (B15B) 53 60-69 SSB: Top Connectors (B16) 54 60-69 SSB: Side Connectors (B17) 55 60-69 SSB: ADC (B18) 56 60-69 SSB: Columbus (B19) 57 60-69 SSB: Pacific 3 (B20) 58 60-69 SSB: Diversity Tables B9-B20 59 Class D Audio Amplifier (26” & 32”) (C) 70 71 Side I/O Panel (26” & 32”) (D) 72 73 Side I/O Panel (37”) (D) 74 75 Keyboard Control Board (26” & 32”) (E) 76 76 Keyboard Control Board (37”) (E) 77 77 Front IR / LED Panel (26” & 32”) (ME5P) (J) 78 78 IR-LED and Light Sensor Panel (ME5FL) (J) 79 79 Front IR / LED Panel (37”)(J) 80 81 Standby & Audio Panel (37”) : Connections(SA1)79 85-87 Standby & Audio Panel (37”): Standby (SA2) 83 85-87 Standby & Audio Panel (37”) : Audio (SA3) 84 85-87 OTC Flash (For 1000pg TXT) (37”) (T) 88 89 8. Alignments 91 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets 96 Abbreviation List 97 IC Data Sheets 100 10. Spare Parts List (Only for: 26PF5321/10 - /12, 32PF5321/10 - /12) 104 11. Revision List 110