
Start
Change
Main Board
Change
AC/DC
Adapter
Yes
Yes
No
2.1
A. Power Circuit Troubleshooting
End
2.2
B. Performance Troubleshooting
Start
Yes
No
Change
LCD Panel
Change
Main Board
Is screen white ?
Yes
Yes
No
Yes
No
Change
LCD Panel
Do
White Balance
Abnormal Color ?
Yes
Yes
Yes
Replace/Change
FPC Cable
No
1
Yes
No
Change
LCD Panel
Change
Main Board
No image/dim display ?
Yes
Yes
No
Yes
Change
Inverter Board
No
Change
LCD Panel
Yes
No
No