AOC LE32D1442/20, Service Manual

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32”&40 ″ LCD TV AOC LE32D1442/20- LE40D1442/20
Copyright © 2013 by TPV Corporation. All rights reserved. Specifications are subject to change without notice.
No part of this publication may be reproduced in any form or means, without the prior written permission of TPV Corporation.
Otherwise we will reserve the right to investigate the legal responsibility.
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Service
Service
Service
TABLE OF CONTENTS
Description Page Description Page
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
6.2 Power Board……...…………..….…….……….......37
6.3 IR Board…...…………………………………….......43
6.4 KEY Board…...…………………….…................….43
7. Adjustment..............................................................44
7.1 WB Adjustment……………………...……...………44
7.2 FW Upgrade.………………………………...….… 45
8. Block Diagram…..…………....………………...46
9. Schematic Diagram…..…………....………………...48
9.1 Main Board…………..….….……...………….......48
9.2 Power Board…………..….….……...………….......61
9.3 IR Board…...…………….……….…………….........67
9.4 KEY Board…...………………………………….…. .68
10. Exploded View………………………………….…...69
11. BOM List……………….…..…………….………….72
Table of Contents.......……....................................…........1
Important Safety Notice.......................................……......2
Revision List…………………………………………………3
1. General Specification..............................……...…........4
2. Operating Instructions………………...…….……….......6
2.1 The Use of Remote Control…….…..……….…….......6
2.2 To Use the Menus….....………………….…..…….......7
2.3 How to Connect……..……………….…….……….....16
2.4 Front Panel Control Knobs…….………….………....19
3. Input/ Output Specification………....................…....21
4. Mechanical Instructions…………………….................23
5. Repair Flow Chart ……………………….…….…….....29
6. PCB Layout ………………..………………....….......35
6.1 Main Board……...…………..….…….……….......35