AOC LE40H137M Service Manual

40" LCD TV
Service
Service
Service
Description

Table of Contents............................................................1

Important Safety Notice...................................................2
Revision List.........................................................3
1. General Specification..................................................4
2. Operating Instructions............................................5
2.1 The Use of Remote Control...................................5
2.2 To Use the Menus................................................7
2.3 How to Connect................................................22
2.4 Front Panel Control Knobs..................................24
3. Input/Output Specification.......................................25
4. Mechanical Instructions.........................................27
5. Repair Flow Chart ..............................................30
6. PCB Layout .......................................................37
6.1 Main Board.......................................................37
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
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
TABLE OF CONTENTS
SAFETY NOTICE
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
Page Description
6.2 Power Board..................................................39
6.3 Key Board.....................................................42
6.4 IR Board.......................................................42
7. Adjustment..............................................................43
7.1 ADC Adjustment............................................43
7.2 FW Upgrade.................................................44
8. Block Diagram........................................................46
9. Schematic Diagram..........................................48
9.1 Main Board....................................................48
9.2 Power Board..................................................60
9.3 Key Board.....................................................66
9.4 IR Board........................................................67
10. Exploded View..............................................68
11. BOM List......................................................70
1
AOC LE40H137M
Horizontal Frequency
31~67 KHz
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