PRODUCT FAMILY DORIS2 – PB3
Technical specification ......................................................1-1
Features ............................................................................1-2
Connections and controls ..................................................1-3
Instruction for use (excerpt) ...............................................1-4
Accessories .......................................................................1-7
Safety & Warnings .............................................................1-8
Service hints
Repair positions ............................................................2-1
Dismantling CD-door .....................................................2-1
CD-drive cleaning & lubrication .....................................2-2
CD-drive lens cleaning ..................................................2-2
Handling chip components ............................................2-3
Service tools..................................................................2-3
Pin description of ICs.........................................................3-1
Start-up procedure.............................................................3-5
Service Test Program ........................................................3-6
Blockdiagram .....................................................................3-8
Circuit diagrams
Part 1 – Signal...............................................................4-1
Part 2 – Control .............................................................4-2
Part 3 – Supply..............................................................4-3
Part 4 – Tuner ...............................................................4-4
Printed circuit boards
CD board copperside view ............................................4-5
CD board componentside view .....................................4-6
Tuner board...................................................................4-7
Exploded view ...................................................................5-1
Mechanical partslist ...........................................................5-1
Electrical partslist...............................................................6-1
CS 46 686
©
3103 785 25020
Published by PW 0017 Service Audio Printed in The Netherlands Subject to modification
Service Manual
Portable compact disc player
CLASS 1
LASER PRODUCT
AZ9015
AZ9225
AZT9230
all versions
TABLE OF CONTENTS
©
Copyright 2000 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.