Specifications

19” LCD Color Monitor BenQ G900WA
37
(2) No picture
No
p
icture
O
K
OK
NG
NG
Measure U201 PIN2=3.3V
Replace U201
X401 oscillate waveforms are
normal
Replace X401
Check if the sync signal from
computer is output and video cable
is connected normally
Input the sync signal of
computer, or change
t
h
e
cab
l
e
Replace U501
NG
OK
OK
NG
Check U401
Replace U401