22" LCD Color Monitor
ASUS VW221D&VW221DE&VW221S
1
Service
Service
Service
Horizontal Frequency
30-82 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 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….............................................................9
4. Input/Output Specification............……………............12
4.1. Input Signal Connector............………….................12
4.2. Power Supply Requirements...............................12
4.3. Factory Preset Display Modes…….........................12
4.4. Panel Specification…………………………………...14
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...……....................................24
6.3 Key Board………………………………………26
6.4 Audio Board ………………………….…………27
7. PCB Layout..…………......................................28
7.1. Main Board………........................................28
7.2. Power Board…...............................................31
7.3. Key Board……………....................................34
7.4 Audio Board …………………………………….34
8. Maintainability……….......................................35
8.1. Equipments and Tools Requirement..............35
8.2. Trouble Shooting………….............................36
9. White-Balance, Luminance adjustment............42
10. Monitor Exploded View………….…...........44
11. BOM List………………………………............45
12. Different Parts List…………………………...…74
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Содержание VW221D
Страница 4: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 4 1 Monitor Specifications ...
Страница 7: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 7 ...
Страница 8: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 8 VW221S ...
Страница 9: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 9 3 3 OSD Menu ...
Страница 10: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 10 ...
Страница 11: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 11 ...
Страница 13: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 13 4 3 Factory Preset Display Modes ...
Страница 15: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 15 4 4 4 Electrical Characteristics 1 TFT LCD 2 Backlight ...
Страница 28: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 28 7 PCB Layout 7 1 Main Board 715G2698 4 ...
Страница 29: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 29 ...
Страница 30: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 30 ...
Страница 31: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 31 7 2 Power Board 715G2538 1 3 ...
Страница 32: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 32 ...
Страница 33: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 33 ...
Страница 44: ...22 LCD Color Monitor ASUS VW221D VW221DE VW221S 44 10 Monitor Exploded View ...