Service manual

56
ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
Fail to light up
Refer to LED
indicator and follow
indicative actions
Replace
Lamp Module
Replace
Power board
Replace
Ballast
Replace
Mainboard
OK
OK
OK
OK
NG
NG
NG
NG
NG
Check
Mainboard
Check Ballast
Check
Lamp life
Check LED
indication
Check Power board
380V output