Trouble Shooting Flow Chart - ViewSonic N2750w-1 Service Manual

10. Trouble Shooting Flow Chart

10.1. NO POWER
ViewSonic Corporation
Start
No
12V Remove P101
On C101
Yes
No
I101,D101,I104,I1
5V on C106
Yes
No
5V on C115
Yes
No
3.3V on C119
Yes
No
3.3V on C145
Yes
No
2.5V on C431
No
Check+12V Power Board
Check
10
Check
I103,D103,
I114,I131
Check
I105,I128
Check
I109
Check
I116,I123
36
Confidential - Do Not Copy
Replace
N2750w-1