Service manual

ViewSonic Corporation
47
6. Troubleshooting Flow Chart
Defect Mode Failure Analysis Repair Testing
Flash Dots
Bright Dot
Dark Dot
Backlight
Light Leakage
M
ura
Image Sticking
Brightness spot
Particle
Dot Defect
Check Panel
Light On Test
Next Step
※ “ Panel Change” Should be Performed to Level 3 Repair
stage
Abnormal
Display
TEST
NG
A
Completed
Image Remain
Group Bright
Dots
Others Cosmetics
Defect
Panel Change
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