BenQ G2010WP - Page 39

39
Black Screen
Black Screen
Power Fail
Check power supply:
Pin1, 2 of CN101
Of U108
Check Crystal of U108
Check CCFL
-
Enable
of U108
MCU Fail
Check: X101
Inverter Fail
OK
NG
OK
OK
NG
Check Reset
Of U108
Check pin5 of
CN101
Check R102,R103,
R106,Q103
Check C164
OK
NG
NG
NG
OK OK
Check power supply
lfU108
NG
OK
Check U101