Philips LC420WUF User Manual

Published by MW 0868 BU TV Consumer Care Printed in the Netherlands Subject to modification EN 3122 785 17782
©
Copyright 2008 Koninklijke Philips Electronics N.V.
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.
Colour Television Module
LPL (LG Philips LCD) LCD 2k8
LC320WXD, LC320WXN
LC370WUF, LC370WXE
LC420WUE, LC420WUF, LC420WXE
LC470WUE, LC470WUF
Contents Page
1. Technical Specifications, Connections, and Chassis
Overview 2
2. Safety Instructions, Warnings, and Notes 4
3. Directions for Use 5
4. Mechanical Instructions 6
5. Service Modes, Error Codes, and Fault Finding 18
6. Block Diagrams, Test Point Overviews, and
Waveforms 20
7. Circuit Diagrams and PWB Layouts 20
8. Alignments 20
9. Circuit Descriptions, Abbreviation List, and IC Data
Sheets 20
10. Spare Parts List 20
11. Revision List 20

Philips LC420WUF Specifications

General

Screen Size	42 inches
Panel Type	LCD
Aspect Ratio	16:9
Refresh Rate	60 Hz
Inputs	HDMI, VGA, Component, Composite, USB
Speakers	2 x 10W
Resolution	1920 x 1080 pixels
Response Time	8 ms (typical)
Viewing Angle	178 degrees
Power Consumption	150W

Summary

Technical Specifications, Connections, and Chassis Overview

Panel Specifications Data

Safety Instructions, Warnings, and Notes

General Safety Definitions

Critical Safety Precautions

Outlines warnings regarding voltage, environment, and handling to prevent damage or injury.

Servicing Safety Precautions

Provides specific precautions for service personnel regarding electrical, mechanical, and environmental stresses.

Mechanical Instructions

General Mechanical Handling

Model LC320WXD - T-CON Board Replacement

Step-by-step instructions for replacing the T-CON board on the LC320WXD model.

Model LC320WXD - Inverter Board Replacement

Step-by-step instructions for replacing the Inverter (master) board on the LC320WXD model.

Model LC320WXN - T-CON Board Replacement

Step-by-step instructions for replacing the T-CON board on the LC320WXN model.

Model LC320WXN - Inverter Board Replacement

Step-by-step instructions for replacing the Inverter (master) board on the LC320WXN model.

Model LC370WUF - T-CON Board Replacement

Step-by-step instructions for replacing the T-CON board on the LC370WUF model.

Model LC370WUF - Inverter Board Replacement

Inverter Board is located on the PSU for LC370WUF models.

Model LC370WXE - T-CON Board Replacement

Step-by-step instructions for replacing the T-CON board on the LC370WXE model.

Model LC370WXE - Inverter Board Replacement

Inverter Board is located on the PSU for LC370WXE models.

Model LC420WUE - T-CON Board Replacement

Step-by-step instructions for replacing the T-CON board on the LC420WUE model.

Model LC420WUE - Inverter Board Replacement

Model LC420WUF - T-CON Board Replacement

Model LC420WUF - Inverter Board Replacement

Model LC420WXE - T-CON Board Replacement

Model LC420WXE - Inverter Board Replacement

Model LC470WUE - T-CON Board Replacement

Model LC470WUE - Inverter Board Replacement

Model LC470WUF - T-CON Board Replacement

Model LC470WUF - Inverter Board Replacement

Service Modes, Error Codes, and Fault Finding

Fault Finding Overview