ViewSonic VA1912W Service Manual - Page 40
Abnormal, Display - repair
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6. Troubleshooting Flow Chart Defect Mode Light On Test Failure Analysis Repair Testing ※ " Panel Change" Should be Performed to Level 3 Repair Abnormal Display 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 Check Panel Panel Change NG Next Step TEST A Completed ViewSonic Corporation 37 Confidential - Do Not Copy VA1912w-2_VA1912wb-2
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37
ViewSonic Corporation
Confidential - Do Not Copy
VA1912w-
2
_VA1912wb-
2
6. Troubleshooting Flow Chart
Defect Mode
Failure Analysis
Repair
Testing
Flash Dots
Bright Dot
Dark Dot
Backlight
Light Leakage
Mura
Image Sticking
Brightness spot
Particle
Dot Defect
Check Panel
Light On Test
Next Step
※
“ Panel Change” Should be Performed to
Level 3
Repair
Abnormal
Display
TEST
NG
A
Completed
Image Remain
Group Bright
Dots
Others Cosmetics
Defect
Panel Change