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Defect Mode
Failure Analysis
Repair
Testing
Abnormal BIOS
&OSD
Check PCB
Check Wire
AD/B Change
CNT/B Change
OSD cable
OSD No
Display
OSD Key
Unavailable
OSD Can’t
Input
OSD Can’t
Read
OSD Jiggle
OSD Display
Abnormal
Check BIOS
Inverter/B
Power/B Change
OSD/B Change
D-sub cable
VGA cable
DVI cable
BIOS Update
Abnormal
Loudspeaker
Check PCBA
Check Wire
AD/B Change
CNT/B Change
No Voice
Voice Loss
Abnormal
Loud
L/R
Abnormal
L/R Same
Volume
Check Loudspeaker
Inverter/B Change
Power/B Change
OSD/B Change
OSD Cable Change
Loudspeaker
Change
Loudspeaker
Noise
※
“
Panel Change” Should be Performed to
Level 3
Repair
Completed
Next Step
TEST
NG
37
ViewSonic Corporation
Confidential - Do Not Copy
VE1920wmb-2
Содержание VE1920wmb-1
Страница 56: ...53 ViewSonic Corporation Confidential Do Not Copy VE1920wmb 2 11 PCB Layout Diagrams...
Страница 57: ...54 ViewSonic Corporation Confidential Do Not Copy VE1920wmb 2...
Страница 58: ...55 ViewSonic Corporation Confidential Do Not Copy VE1920wmb 2...
Страница 59: ...56 ViewSonic Corporation Confidential Do Not Copy VE1920wmb 2...
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