6.2. NO POWER
Chcek P805
5V,12V
Check 3.3V is on C113?
1.9V is on I102 Pin2?
Yes
Yes
Yes
Yes
Replace I106
& I107
START
Check X100 is OK?
Replace I101
Replace I102
No
No
No
Replace IR Board
Replace x100
No
No
Check Wire Connection on
power board is OK?
Replace Power Board
Connect the wire
Yes
No
Yes
Check IR Board
ViewSonic Corporation
Confidential - Do Not Copy
N4251w-1M
52
Содержание N4251w-1M
Страница 13: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N4251w 1M 10...
Страница 48: ...3 2 Unscrew 4 screws to remove speaker Speaker ViewSonic Corporation Confidential Do Not Copy N4251w 1M 45...
Страница 53: ...Panel Unit ViewSonic Corporation Confidential Do Not Copy N4251w 1M 50...
Страница 85: ...9 PCB Layout Diagrams 9 1 MAIN PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 82...
Страница 86: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 83...
Страница 87: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 84...
Страница 88: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 85...
Страница 89: ...9 5 IR PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 86...
Страница 90: ...9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 87...
Страница 91: ...9 7 SWITCH PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 88...
Страница 92: ...9 8 SWITCH PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4251w 1M 89...
Страница 93: ...10 Exploded View And Exploded Parts List ViewSonic Corporation Confidential Do Not Copy N4251w 1M 90...
Страница 94: ...ViewSonic Corporation Confidential Do Not Copy N4251w 1M 91...