Trouble Shooting Flow Chart - ViewSonic VP2030b-1 Service Manual

6. Trouble Shooting Chart
6.1 Monitor Cann't Boot-up
Monitor Cann't Boot-
Up
NG
Check Power Board
Change Power Board
CN7 PIN 1,2
NG
Change Key Button
Check Key Bottom
NG
Check Crystal
Change Crystal
X1
NG
Check M/B
Change M/B
5V,3.3V.2.5V
1.8V
Change M/B
Viewsonic Corporation 53 Confidential - Do Not Copy VP2030b-1