ACER Monitor AL506
5. Troubleshooting Analysis
Defect Mode
Failure Analysis
Repair
Testing
AD/B Change
Panel Change
Inverter Change
Missing Line
Bright Dot
Dark Dot
Backlight
Check PCB
Check Panel
Light Leakage
Mura
Image Sticking
Brightness spot
Particle
Dot Defect
Check Panel
No display
Check PCB
Check Panel
Noise
Check PCB
Check Panel
Light On Test
Next Step
※
“
Panel Change” Should be Performed to
Level 3
Repair stage
Panel Change
AD/B Change
Panel Change
AD/B Change
Panel Change
Abnormal
Display
TEST
NG
A
Completed
