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Philips LX3000D - User Manual

Philips LX3000D
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CLASS 1
LASER PRODUCT
Service
Service
Service
Service
Service
LX3000D/21L/21S/22S/30S/37S
©
Copyright 2002 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.
Published by KC-ET0212 Service Audio Printed in The Netherlands Subject to modification
GB
3139 785 30242
DVD Receiver
Version 1.2
LX3500D/21H/21R/37S
TABLE OF CONTENTS
Page
Location of PC Boards................................................1-2
Versions Variation & Package ....................................1-2
Specifications ..............................................................1-3
Measurement Setup ...................................................1-4
Service Aids ................................................................1-5
ESD & Safety Instruction ............................................1-6
Setting Procedure & Repair Instructions ....................... 2
Disassembly Instructions & Service positions .............. 3
Block & Wiring Diagram ................................................ 4
Key/ Volume/ LED/ Earphone Board ............................. 5
Tuner Board ................................................................... 6
DVD Module: KIT572SE .......................................... 7
KIT772SI ......................................... 7A
Main Board /Speaker Jack Board .................................. 8
MPEG Board .................................................................. 9
Scart/ RGB Board ........................................................ 10
Surround Board ........................................................... 11
Power Board ................................................................ 12
Mechanical Exploded View & Parts List ...................... 13
Document History ........................................................ 14
For repair information on the Subwoofer please refer to
Service Manual of Active Subwoofer SW3000/SW3500
12NC: 3139 785 30057
Service Manual
COMPACT
DIGITAL AUDIO
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Philips LX3000D Specifications

General IconGeneral
Audio Channels5.1
Surround Sound FormatsDolby Digital, DTS
TunerFM
InputsComposite video, S-Video, Component video
OutputsComposite video, S-Video, Component video
Supported Disc FormatsDVD, CD, MP3
Digital Audio InputOptical
RadioFM

Summary

Detailed Specifications

Amplifier and Tuner Specifications

Technical details for amplifier power, THD, and tuner performance metrics.

Important Safety Warnings

ESD and Laser Safety Warnings

Critical warnings regarding electrostatic discharge and invisible laser radiation during operation and repair.

Main Unit Repair Troubleshooting Flowchart

Diagnostic Guide for Unit Malfunctions (A-K)

A step-by-step diagnostic chart to identify and resolve issues based on specific symptoms.

Repair Instructions: Audio and Video Issues

DVD Audio and Aux;TV Output Troubleshooting

Flowcharts for diagnosing and fixing no output issues for DVD audio, Aux, and TV inputs.

Repair Instructions: Video and Tuner Issues

DVD Video and Aux;TV Output Diagnosis

Continues repair flowcharts for DVD video and Aux/TV output problems.

Repair Instructions: Tuner and Earphone Issues

Tuner No Output and Earphone No Sound Troubleshooting

Diagnostic guides for faults related to the tuner and earphone outputs.

Repair Instructions: Line Output Issues

Audio Line, Center, Subwoofer, and Digital Output Diagnosis

Troubleshooting steps for no output on various audio line outputs and digital connections.

DVD Section Specific Repair Chart

DVD Tray, Disc Reading, and Video Signal Troubleshooting

Flowcharts for resolving DVD tray, disc reading, and video signal output problems.

System Block Diagrams

Overview of Major Board Functional Blocks

Block diagrams illustrating the functional interconnections of key internal modules.

Wiring Diagram Overview

Interconnection Diagram of All Boards

Visual representation of how all main boards and connectors are wired together.

Tuner Board Adjustment Procedures

Tuner Alignment Table and Settings

Table specifying test frequencies, inputs, and outputs for tuner calibration.

Tuner Board Functional Block Diagram

Tuner IC and Signal Path Overview

Block diagram detailing the internal circuitry and signal flow of the tuner board.

Tuner Board Circuit Diagram

Tuner Board PCB Layout (Top View)

Tuner Board PCB Layout (Bottom View)

Servo Board Schematic Diagram (Top Left)

Servo Board Schematic Diagram (Top Right)

Servo Board Schematic Diagram (Bottom Left)

Servo Board Schematic Diagram (Bottom Right)

DVD Loader Mechanical and Electrical Details

Exploded View and Parts List

Exploded view of the DVD loader and a list of its mechanical and electrical components.

Servo Board Schematic (Top Left) - Kit772 SI

Servo Board Schematic (Top Right) - Kit772 SI

Servo Board Schematic (Bottom Left) - Kit772 SI

Servo Board Schematic (Bottom Right) - Kit772 SI

DVD Loader Exploded View and Parts List (Kit772 SI)

DVD Loader Mechanical;Electrical Parts (Kit772 SI)

Exploded view and list of mechanical and electrical components for the Kit772SI DVD loader.

Main Board Functional Overview

Main Board Internal IC Diagram

Block diagram showing the internal structure and connections of the main board's ICs.

Main Board Circuit Diagram (Top Left)

Main Board Circuit Diagram (Top Right)

Main Board Circuit Diagram (Bottom Left)

Main Board Circuit Diagram (Bottom Right)

Main Board PCB Layout (Component View)

Main Board PCB Layout (Copperside View)

MPEG Board Functional Overview

MPEG Board Circuit Diagram (Top Left)

MPEG Board Circuit Diagram (Top Right)

MPEG Board Circuit Diagram (Bottom Left)

MPEG Board Circuit Diagram (Bottom Right)

MPEG Board PCB Layout (Component View)

MPEG Board PCB Layout (Copperside View)

Surround Board Functional Overview

Surround Board Circuit Diagram

Surround Board PCB Layouts

Power Board Functional Overview

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