AOC 2236Swa Service Manual

21.5" LCD Monitor AOC 2236Swa
1
Service
Service
Service
Horizontal Frequency
30- 80kHz
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.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Table of Contents…………………..…………………..…...1
Revision List.…...................................................……......2
Important Safety Notice.….….............................……......3
1.Monitor Specification..............................………............4
2.LCD Monitor Description……….…………………….......5
3.Operation Instruction.…………...................……...........7
3.1.General Instructions....................................…...........7
3.2.Control Buttons and Connections...............................7
3.3.OSD Settings….........................................................8
4.Input/Output Specification...............………………......27
4.1.Input Signal Connector...............……….................27
4.2.Factory Preset Display Modes…….........................27
4.3.Panel Specification…………..………………………..28
5.Block Diagram…......................................................30
5.1.Main Board…..….............................................30
5.2.Power Board…………..…………………………......31
6.Schematic…………..….........................................32
6.1.Main Board..…….…...........................................32
6.2.Power Board..……….........................................36
7.PCB Layout..………..............................................38
7.1.Main Board………..….......................................38
7.2.Power Board….…..............................................40
7.3.Key Board………..…..........................................42
7.4.USB Board………..….........................................43
8.Maintainability………............................................44
8.1.Equipments and Tools Requirement…...............44
8.2.Trouble Shooting…..………...............................45
9. FOS Testing………………………………………49
10.Firmware and DDC Instruction……………….….53
11.White-Balance,Luminance Adjustment…............65
12.Monitor Exploded View……................................67
13.BOM List…………..……………………….............68

AOC 2236Swa Specifications

General

Brand	AOC
Model	2236Swa
Category	Monitor
Language	English