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Colour Television Chassis SK4.0L CA H_17210_000.eps 070607 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 Fault Finding 9 6. Block Diagrams, Test Point Overviews, and Waveforms Block Diagram Chassis 11 Schematic Overview Chassis 12 7. Circuit Diagrams and PWB Layouts Mono Carrier: Power Supply (A1) 13 Mono Carrier: Line Deflection (A2) 14 Mono Carrier: Frame Deflection (A3) 15 Mono Carrier: Tuner IF (A4) 16 Mono Carrier: AV Switch (A5) 17 Mono Carrier: Audio Amplifier (A6) 19 Mono Carrier: Tone Control (Optional) (A7) 18 Mono Carrier: CPU & Decoder (A8) 20 Keyboard Control Panel (D) 23 Main Switch Panel (E) 25 Side A/V Panel (G) 26 BTSC Panel (G) 27 Slim EW Panel (M) 28 Sub Woofer Panel (Optional) (Z) 29 8. Alignments 31 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets 36 Abbreviation List 37 IC Data Sheets 38 10. Spare Parts List 53 11. Revision List 56 21-22 21-22 21-22 21-22 21-22 21-22 21-22 21-22 24 25 26 27 28 30 © 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. Published by JY 0769 BG CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 17450 EN 2 1. SK4.0L CA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: 1.1 Technical Specifications 1.2 Connection Overview 1.3 Chassis Overview (Mechanical chassis) Note: Data below can deviate slightly from the actual situation, due to the different set executions. 1.2 Connection Overview Note: The following connector colour abbreviations are used (acc. to DIN/IEC 757): Bk= Black, Bu= Blue, Gn= Green, Gy= Grey, Rd= Red, Wh= White, and Ye= Yellow. 1.2.1 Rear and Side Connections 1.1 1.1.1 Technical Specifications Vision Display type Screen size Tuning system TV Colour systems Video playback Presets/channels Tuner bands : : : : : : : : : CRT 21" (55 cm), 4:3 PLL NTSC, PAL M/N NTSC M/N 3.58, 4.43 PAL 50 181 channels VHF UHF H_17210_023.eps 080607 Figure 1-1 Rear and Side Connections Cinch: Video CVBS - Out, Audio - Out Ye - Video CVBS 1 VPP / 75 ohm Wh - Audio L 0.5 VRMS /10 kohm Rd - Audio R 0.5 VRMS / 10 kohm Cinch: Video CVBS - In, Audio - In Ye - Video CVBS 1 VPP / 75 ohm Wh - Audio L 0.5 VRMS / 10 kohm Rd - Audio R 0.5 VRMS / 10 kohm Cinch: Video YPbPr - In Gn - Video Y 1 VPP / 75 ohm Bu - Video Pb 0.7 VPP / 75 ohm Rd - Video Pr 0.7 VPP / 75 ohm Aerial - In - - IEC-type (EU) 1.1.2 Sound Sound systems Maximum power (WRMS) : FM-stereo, SAP : 2x3 kq kq kq 1.1.3 Miscellaneous Power supply: - Mains voltage (VAC) - Mai