Philips-MAS-65-Service-Manual电路原理图.pdf
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1、Version 1.0MAS65 3141 785 30490Mini Systemall versions Published by YT 0525 Service Audio Printed in The Netherlands Subject to modification Copyright 2005 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retr
2、ievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.Handling chip components . 1-1Service tools . 1-1Leadfree and safety information . 1-2Technical specification . 2-1Service measurement setup . 2-2Connect
3、ions and controls . 3-1.3-3Disassembly diagram . 4-1.4-2Block diagram . 5-1Wiring diagram . 5-2Radio boardcircuit diagram . 6-1layout diagram . 6-2Cassette boardcircuit diagram . 7-1layout diagram . 7-2CD boardcircuit diagram. . 8-1layout diagram . 8-2Control and Main boardcircuit diagram (control b
4、oard) . 9-1circuit diagram (main board) . 9-2layout diagram . 9-3Power boardcircuit diagram . 10-1layout diagram . 10-2Exploded view diagram .11-1 .11-2Mechanical partslist .11-2Electrical partslist . 12-1TABLE OF CONTENTS1 - 1HANDLING CHIP COMPONENTS1 - 22 - 1SPECIFICATIONS GENERAL: Mains voltage :
5、 110-127/220-240V Switchable Mains frequency : 50/60 Hz Power consumption : 46 dB IF rejection : 50 dB Image rejection : 25 dB Distortion : 18 dB MWTuning range : 520 1710 kHz Grid : 10 kHz IF Frequency : 450 kHz g114 1kHz Aerial input : Loop antenna Sensitivity at 26sb S/N : 18 dB IF rejection : 28
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