AOC e2260Phu, Service Manual

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22" LCD Monitor AOC e2260Phu/e2260Shu
Service
Service
Service
Horizontal Frequency
30-83 KHz
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.
Table of Contents.......……..............................……........1
Revision List.…........................................…………........2
Important S
afety Notice.……............................……......3
1.Monitor Specification
..............................………..........4
2.
LCD Monitor Description……………………………......5
3.Operation Instruction
…………...............……..............6
3.1.General Instructions...........................
…...................6
3.2
.Control Button…………….…..............……...............6
3.3.OSD Setting
…........................................................8
4.Input/Output Specification
............……………...........24
4.1.Input Signal Connector
............………….................24
4.2
.Factory Preset Display Modes……........................25
4.3.Panel Specification
.....………...…………...............26
5.Block Diagram…….....................………….................28
5.1.Main Board
…….…………...………………....…......28
5.2.Power Board
……………..……………...….......29
6.
Schematic……………........................................30
6.1.
Main Board………...........................................30
6.2.Pow
er Board...…….........................................37
6.3.Key
Board...…….............................................40
6.4.IR
Board...…….............................................41
6.3.USB
Board...……............................................42
7.PCB Layout..………….......................................46
7.1.Main Board
………...........................................46
7.2.Power Board
…...............................................49
7.3.
Key Board……………....................................51
7.4.IR
Board…………….....................................52
7.3.USB
Board……………....................................54
8.Maintainability………........................................56
8.1.Equipments and Tools Requirement...............56
8.2.
Trouble Shooting…………..............................57
9.White-Balance, Luminance Adjustment.............61
10.Mon
itor Exploded View………..…….…............63
11.BOM List…………………………………............64
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
R FOR TH
UNIT WHEN S