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46LED TV AOC LE46D7840



Service
Service
Service




TABLE OF CONTENTS

Description Page Description Page
Table of Contents............................................................1 6.2 Power Board..................................................29
Important Safety Notice...................................................2 6.3 IR Board.......................................................32
Revision List.........................................................3 6.4 KEY Board......................................................32
1. General Specification..................................................4 7. Adjustment..............................................................33
2. Operating Instructions............................................5 7.1 WB Adjustment.............................................33
2.1 The Use of Remote Control...................................5 7.2 FW Upgrade...............................................34
2.2 To Use the Menus................................................6 8. Block Diagram..........................................35
2.3 How to Connect................................................15 9. Schematic Diagram..........................................36
2.4 Front Panel Control Knobs.................................17 9.1 Main Board..................................................36
3. Input/ Output Specification....................................18 9.2 Power Board..................................................37
4. Mechanical Instructions.........................................19 9.3 IR Board........................................................41
5. Repair Flow Chart ..............................................22 9.4 KEY Board.................................................. .42
6. PCB Layout ....................................................28 10. Exploded View..............................................43
6.1 Main Board..................................................28 11. BOM List.....................................................45




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


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