Table Of Contents - Asus VH222S Service Manual

Service Manual
Revision Lists..................................................................................................................... 3
Important Safety Notice...............................................................................................4
1. Monitor Specification................................................................................................................5
2. Operation Instruction...............................................................................................6
2.1. General Instructions.......................................................................................................... 6
2.2.Control Button................................................................................................................ 6
2.3.OSD Menu.......................................................................................................................8
3. Input/Output Specification.....................................................................................................11
3.1. Input Signal Connector....................................................................................................11
3.2. Power Supply Requirements............................................................................................ 11
3.3. Factory Preset Display Modes........................................................................................ 12
4. Block Diagram......................................................................................................................14
4.1.Software Flow Chat..........................................................................................14
42.Electircal Block Diagram.........................................................................................................16
5. Schematic Diagram........................................................................................................... 18
5.1. Main Board......................................................................................................................18
5.2. Power Board................................................................................................................... 22
5.3. Key Board......................................................................................................................25
6. PCB Layout............................................................................................................................26
6.1. Main Board......................................................................................................................26
6.2. Power Board.................................................................................................................... 29
6.3. Key Board.................................................. ...................................................................30
7. Disassemble & Assemble SOP..................... ............................................................... .....31
8. ISP Instruction.......................................................................................................................44
9. DDC Instruction......................................... .......................................................................47
10. Color/White Balance Adjustment....................................................................................... 56
11. Trouble Shooting............................................................................................................. 58
12. Exploded View.................................. ......................................................................... .....64
13. BOM List..................................................................................................................... 65
14. Different Parts List............................................................................................87
Index
2
ASUS VH222S&VH222D