AOC D42H931G Service Manual

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 Menu.................................................6
2.3 How to Connect................................................15
2.4 Front Panel Control Knobs..................................21
3. Input/Output Specification.......................................24
4. Mechanical Instructions.........................................26
5. Repair Flow Chart ..............................................29
6. PCB Layout .......................................................35
6.1 Main Board.......................................................35
6.2 Power 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
英华家电维修资料专用 QQ:505966338

TABLE OF CONTENTS

ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
Page Description
6.3 Inverter Board...............................................40
6.4 Tuner Board................................................41
6.5 Key Board.....................................................42
6.6 IR Board.......................................................42
7. Adjustment.......................................................43
8. Block Diagram........................................................44
9. Schematic Diagram..........................................45
9.1 Main Board....................................................45
9.2 Power Board..................................................55
9.3 Inverter Board..............................................60
9.4 Tuner Board..................................................61
9.5 Key Board.....................................................71
9.6 IR Board........................................................72
10. Exploded View..............................................73
11. BOM List......................................................75
SAFETY NOTICE
1
AOC D42H931G
Horizontal Frequency
31~56 KHz
Page