Sony SDM-S76D Service Manual page 38

17" LCD Color Monitor
White screen
Check Correspondent
component.
White screen
Measure Q502 base
is high level?
OK NG
Check Q501/Q502 are broken
or CN501 solder?
NG
OK
Replace PANEL
Measure U603 PIN2=1.8V
U602 PIN2=3.3V
OK
X301 oscillate
waveform is normal?
OK
Replace U301
38
SDM-S76D/SDM-S76F
NG
Replace U602, U603
NG
Replace X301