Specifications

ManualsBrandsPhilips ManualsTV20PF5120/93

Published by MW 0767 BU CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 16910

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

CPT (CHUNGHWA) LCD 2k7

CLAA320WB02P

Contents Page

1. Technical Specifications, Connections, and Chassis

Overview 2

2. Safety Instructions, Warnings, and Notes 3

3. Directions for Use 4

4. Mechanical Instructions 5

5. Service Modes, Error Codes, and Fault Finding 8

6. Block Diagrams, Test Point Overviews, and

Waveforms 9

7. Circuit Diagrams and PWB Layouts 9

8. Alignments 9

9. Circuit Descriptions, Abbreviation List, and IC Data

Sheets 9

10. Spare Parts List 9

11. Revision List 9

Summary of content (10 pages)

PAGE 1
Colour Television Module CPT (CHUNGHWA) LCD 2k7 CLAA320WB02P Contents Page 1. Technical Specifications, Connections, and Chassis Overview 2 2. Safety Instructions, Warnings, and Notes 3 3. Directions for Use 4 4. Mechanical Instructions 5 5. Service Modes, Error Codes, and Fault Finding 8 6. Block Diagrams, Test Point Overviews, and Waveforms 9 7. Circuit Diagrams and PWB Layouts 9 8. Alignments 9 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets 9 10. Spare Parts List 9 11.
PAGE 2
EN 2 1. LCD CPT 2K7 Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: 1.1 Introduction 1.2 Specifications Note: • Specifications are indicative (subject to change). 1.1 Introduction In this Service Manual you will find all necessary information to perform the Board Level Repair (= board swap) scenario on LCD panels.
PAGE 3
Safety Instructions, Warnings, and Notes LCD CPT 2K7 2. EN 3 2. Safety Instructions, Warnings, and Notes • Index of this chapter: 2.1 General 2.2 Safety Precautions 2.3 Servicing Precautions 2.1 • General • Notes: • Only authorised persons should perform servicing of this module. • When using/handling this unit, pay special attention to the LCD Module: it should not be enforced into any other way then next rules, warnings, and/or cautions.
PAGE 4
EN 4 • • • • • • • • • • 3. LCD CPT 2K7 Directions for Use Do not touch TCP area: Do not touch TCP area at any case. It can cause Driver IC cracks, film cracks, etc. The TCP is the weakest point of the LCD Module. Do not pull Backlight wire: Please do not pull the Backlight wire, as it can cause the wire to become disconnected or damaged. Check the connections of the Inverter & Backlight connectors: Incomplete connection can cause burnt in Backlight connectors or damage the inverter.
PAGE 5
Mechanical Instructions LCD CPT 2K7 4. EN 5 4. Mechanical Instructions 4.1.2 Index of this chapter: 4.1 General 4.2 Model CLAA320WB02P Foam Bars 1 4.1 General 4.1.1 Warnings • • • Figures can deviate due to the different module executions. During repair, place the set face down on a soft surface (e.g. on foam bars as mentioned in next paragraph), in order to prevent damaging the display.
PAGE 6
EN 6 4. Mechanical Instructions LCD CPT 2K7 4.2 Model CLAA320WB02P 4.2.1 Control Board Reassembly To reassemble, perform all processes in reverse order. Disassembly 1. Place the panel face down on the foam bars, and locate the Control board. Important: Be sure to insert the FPCs correctly: the white line must be invisible when inserted correctly (see figure below). H_16900_007.eps 110707 H_16900_018.eps 260607 Figure 4-6 Correct FPC insertion Figure 4-3 Control board location 2.
PAGE 7
Mechanical Instructions 4.2.2 LCD CPT 2K7 4. EN 7 Inverter Board Disassembly 1. Place the panel face down on the foam bars, and locate the Inverter board. 2. Remove the cover screws. H_16910_006.eps 270607 Figure 4-9 Remove Inverter connectors H_16910_004.eps 270607 Figure 4-7 Remove Inverter cover H_16910_007.eps 270607 Figure 4-10 Remove Inverter board 4. You can now remove the Inverter board. H_16910_005.eps 270607 Figure 4-8 Remove Inverter cover screws 3.
PAGE 8
EN 8 5. LCD CPT 2K7 Service Modes, Error Codes, and Fault Finding 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: 5.1 Service Modes 5.2 Error Codes 5.3 Fault Finding 5.1 Service Modes Not applicable. 5.2 Error Codes Not applicable. 5.3 Fault Finding - Exchange Control Board : Case.1 ~ Case14 (Abnormal display / No display /Noise) - Exchange Inverter : Case.15 ~ Case18 (Back light No light / dim light left,right,center) H_16890_004.
PAGE 9
Block Diagrams, Test Point Overviews, and Waveforms LCD CPT 2K7 6. 6. Block Diagrams, Test Point Overviews, and Waveforms Not applicable. 7. Circuit Diagrams and PWB Layouts Not applicable 8. Alignments Not applicable. 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.1 Circuit Descriptions Not applicable 9.2 Abbreviation List AUO CCFL CMO CPT COF CPT DC FET FFC FPC IC LCD LCM LED LPL PCB PSU PWB RGB TCP 9.
PAGE 10
EN 10 11.