AOC LE32D5520 Service Manual

32"&42" 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................................................6
2.3 How to Connect................................................15
2.4 Front Panel Control Knobs..................................17
3. Input/Output Specification.......................................19
4. Mechanical Instructions.........................................21
5. Repair Flow Chart ..............................................29
6. PCB Layout ....................................................36
6.1 Main Board....................................................36
6.2 Power Board..................................................38
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
6.3 Key Board....................................................44
6.4 IR Board....................................................44
6.5 Daughter Board...........................................44
7. Adjustment..............................................................45
7.1 ADC Adjustment....................................................45
7.2 FW Upgrade.................................................46
8. Block Diagram........................................................47
9. Schematic Diagram..........................................49
9.1 Main Board....................................................49
9.2 Power Board..................................................68
9.3 Key Board....................................................71
9.4 IR Board....................................................72
9.5 Daughter Board...........................................73
10. Exploded View..............................................74
11. BOM List......................................................78
1
AOC LE32D5520-LE42D5520
Horizontal Frequency
31~60 KHz(Analog)
31~64 KHz(Digital)
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