Philips az 2420 service manual

Page 1

Portable CD Micro System
A22425
ServiCe

all versions

ervice Manual

[j] EUSMPECT
DIGITAL AUDID

TABLE OF CONTENTS

chapter chapter
Handling chip components and safety ..... 1 - 1 RECORDER BOARD
Technical Specification 8t Service Tools. ..... 2 - 1 circuit diagram 10 - 1
Service Measurement ..... 2 - 2 layout diagram ..... 10 - 2
Connections & Controls. ..... a - 1
Instructions for use ........ 3 - 2 to 3 - 6 CD MODULE
. . layout diagram 11 - 1
Disassembly Diagram ..... 4 - 1 circuit dia ram 11 2
CD Service Test Program .................... 4 - 2 to 4 - 3 g '
Block Diagram .. ................. 5 - 1 EXPLOPED VIEWS DIAGRAM
Wirin Dia ram 6 - 1 cabinet """" 12 '1
g g ' """"""""" tape deck... 12-2
FR
ONT ,BOARD Mechanical partslist .. ...... 12 - 2

mu d'ag'am " 7 ' 1 7 ' 3 Electrical artslisl 13 1 I 13 6

layout diagram 7 . 2, 7 - 4 p " o
TUNER BOARD ecos

circuit diagram 3 . 1

layout diagram .. 8 - 2
AUDIO BOARD

circuit diagram .. 9 - 1

layout diagram .. 9 . 2

Safety regulations require that the set be restored to its original
condition and that parts which are identical with those specified

be used. CLASS 1

c Copyright 1995 Philips Consumer Electroncls B. V. Eindhoven, The Netherlands LASER PRODUCT
All rights reserved No part of this publication may be reproduced, stor ed' 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 SS 0004 Service Audio Printed in The Netherlands Copyright reserved Subject to modification (83 3140 785 22200

PCS 104 255

% PHILIPS