6. Troubleshooting Flow Chart
Defect Mode
Light On Test
Abnormal
Display
ViewSonic Corporation
Failure Analysis
※ " Panel Change" Should be Performed to
Flash Dots
Bright Dot
Dark Dot
Backlight
Light Leakage
Mura
Image Sticking
Brightness spot
Particle
Dot Defect
Image Remain
Group Bright
Dots
Others Cosmetics
Defect
A
Check Panel
Next Step
32
Confidential - Do Not Copy
Repair
Testing
Level 3
Panel Change
NG
TEST
Completed
VE1920wmb-2
Repair