19" LCD Color Monitor
ASUS VB191D
1
Service
Service
Service
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 Safety 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 Menu…………….…...........................…............7
4.Input/Output Specification............……………............11
4.1.Input Signal Connector............………….................11
4.2.Power Supply Requirements...............................11
4.3.Factory Preset Display Modes……..........................12
4.4.Panel Specification.....………...…………..................13
5.Block Diagram…..….....................…………................16
5.1.Software Flow Chart……………....….......16
5.2.Electrical Block Diagram……………..….......18
6.Schematic……………......................................20
6.1.Main Board………..........................................20
6.2.Power Board...……....................................25
7.PCB Layout..………….......................................27
7.1.Main Board………........................................27
7.2.Power Board….......................................30
7.3.Key Board…………….....................................32
8.Maintainability……….......................................33
8.1.Equipments and Tools Requirement...............33
8.2.Trouble Shooting…………..............................34
9.White-Balance, Luminance adjustment.............40
10.Monitor Exploded View………..…….…............42
11.BOM List…………………………………............43
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Summary of Contents for VB191D
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Page 30: ...19 LCD Color Monitor ASUS VB191D 30 7 2 Power Board 715G2538 1 h t t p w w w w j e l n e t ...
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Page 32: ...19 LCD Color Monitor ASUS VB191D 32 7 3 Key Board 715G2546 2 h t t p w w w w j e l n e t ...
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