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Philips MCD280/21M - User Manual

Philips MCD280/21M
31 pages
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version 1.0
MCD280
© 3141 785 30090
Service Manual
DVD Micro System
all versions
Published by SL 0439 Service Audio Printed in The Netherlands Subject to modification
©
Copyright 2004 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.
Handling chip components ............................................................1-1
Technical specification...................................................................2-1
Service tools..................................................................................2-1
Service measurement setup..........................................................2-2
Connections and controls......................................................3-1...3-4
Pin-description of ICs.....................................................................3-5
Disassembly diagram ....................................................................4-1
Set block diagram..........................................................................5-1
Set wiring diagram.........................................................................5-2
DISPLAY BOARD
circuit diagram ..........................................................................6-1
layout diagram ..........................................................................6-2
KEY BOARD & POWER BOARD & MICPHONE BOARD
circuit diagram ..........................................................................7-1
layout diagram ..........................................................................7-1
MPEG BOARD
circuit diagram ..................................................................8-1...8-4
layout diagram..................................................................8-5...8-6
TAPE BOARD
circuit diagram ..........................................................................9-1
layout diagram ..........................................................................9-2
COMBI BOARD
circuit diagram. .............................................................10-1...10-2
layout diagram..............................................................10-3...10-4
Exploded view diagram .....................................................11-1...11-2
Mechanical partslist.....................................................................11-2
Electrical partslist...............................................................12-1...12-2
TABLE OF CONTENTS
CLASS 1
LASER PRODUCT
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Philips MCD280/21M Specifications

General IconGeneral
TypeMicro Hi-Fi System
Disc PlaybackCD, CD-R, CD-RW
Audio PlaybackMP3, WMA
Tuner BandsFM
Preset Stations20
USB Direct RecordingYes
BluetoothNo
ConnectivityUSB, AUX-in
Speaker type2-way bass reflex

Summary

Handling Chip Components

General Handling and Precautions

Describes procedures for handling, mounting, and dismounting chip components, along with general safety precautions.

ESD and Safety Warnings

Covers electrostatic discharge (ESD) risks, general safety guidelines, and invisible laser radiation warnings.

Post-Service Procedures

Details essential post-service checks, including leakage current measurement, before returning the unit.

Technical Specifications

Service Measurement Procedures

SW Tuner Measurement Setup

Outlines the setup and equipment required for measuring Shortwave (SW) tuner performance.

AM Tuner Measurement Setup

Describes the setup and equipment needed for measuring AM (MW/LW) tuner performance.

CD Measurement Setup

Details the procedure and equipment for measuring Compact Disc (CD) playback performance.

Connection and Controls Overview

System Connections

Connecting to TV Set

Explains different methods for connecting the system to a TV, including Video In and S-Video options.

System Connections

Disassembly Procedure

System Block Diagram

Board Interconnections Overview

Provides a high-level overview of the system's architecture, showing interconnections between major boards.

Set Wiring Diagram

Board and Connector Layout

Details the wiring connections between different boards and provides information on connector types.

Exploded View Diagram

Mechanical Parts List

Electrical Parts List

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