Service manual

ViewSonic Corporation Confidential - Do Not Copy
69
Defect Mode Failure Analysis Repair Testing
Display Shut
Down
Check PCBA
Check Panel
Display Flicker
(tapping )
Check PCBA
Check Panel
AD/B Change
AD/B Change
Power/B Change
Panel Change
CNT/B Change
CNT/B Change
Other Abnormal
Display
Next Step
TEST
NG
Completed
※ “ Panel Change” Should be Performed to
Level 3 Repair stage
Panel Change
DVI Signal
Display
Abnormal
Check PCB
Check EDID Code
AD/B Change
EDID Update
VX2245wm-1