AOC M2752PQU Service Manual

27" LCD Color Monitor
Service
Service
Service
Description
Table Of Contents......................................................1
Revision List........................................................2
Important Safety Notice.....................................3
1.Monitor Specification...............................................4
2.LCD Monitor Description........................................5
3.Operation Instruction............................................6
3.1.General Instructions.........................................6
3.2.Hotkeys......................................................6
3.3.OSD Menu.............................................................7
.
4.Input/Output Specification.......................................21
4.1.Input Signal Connector.........................................20
4.2.Power Supply Requirements...............................22
4.3.Factory Preset Display Modes................................22
4.4.Panel Specification...............................................23
5.Block Diagram.........................................................25
5.1.Main Board..............................................26
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

TABLE OF CONTENTS

Page Description
5.2.Power Board............................................26
6.Schematic.....................................................27
6.1.Main Board...................................................27
6.2.Power Board..............................................39
6.3Key Board...........................................41
6.4USB Board...........................................42
7.PCB Layout.....................................................44
7.1.Main Board.................................................44
7.2.Power Board..........................................46
7.3.Key Board....................................................48
7.4.USB Board.................................................49
8.Maintainability................................................50
8.1.Equipments and Tools Requirement...............50
8.2.Trouble Shooting..........................................51
9.White-Balance, Luminance Adjustment.............55
10.Monitor Exploded View.................................57
11.BOM List................................................59
SAFETY NOTICE
1
AOC M2752PQU
Horizontal Frequency
30-83 KHz
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