Philips vad 8031 service manual

Page 1

DVD-Video Recorder DVD+RW Basic Engine

Service
Service
SerVIce

VAD8031

ervice Manua

COMPACT COMPACT
DVD @ngg
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Dvn+neWricabIe _G'TAI- VIDEO DIGITAL AUDIO

Contents Page Contents Page

1 Technical Specifications 2

2 Safety Instructions, Warnings and Notes 3

3 Directions for Use (No DFU necessary) 4

4 Mechanical Instructions 5

5 Service Modes, Error Codes and Fault Finding 8

6 Block Diagrams, Waveforms, Wiring Diagram 13
Block Diagram 13

7 Electrical Diagrams and Print-Layouts Diagram PWB
Servo Board: OPU interface (Diagram 1) 14 28-29
Servo Board: Cheetah (Diagram 2; 15 28-29
Servo Board: Laconic (Diagram 3 16 28-29
Servo Board: Drivers (Diagram 4) 17 28-29
Servo Board: Centaurus (Diagram 5) 20 28-29
Servo Board: Power, Connectors (Diagram 6) 26 28-29
Servo Board: Tray Motor Connect. (Diagram 7) 27 28-29

8 Alignments 31

9 Circuit-, lC Descriptions and List
of Abbreviations 32

10 Electrical Parts List 47

©Copyright 2003 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 transmit1ed, in any form or by any means, electronic,
mechanical, photocopying, or otherwise without the prior permission of Philips.

Published by GH03 0395 Service PaCE Printed in the Netherlands Subject to modification EN 3122 785 13680

PHILIPS

£39