Planar PE2010 Service Manual page 34

20" LCD Color Monitor
No picture (LED is orange)
No picture
The button if
under control
OK
Measure U702 PIN2=3.3V
Q702 PIN2=1.8V
OK
X401 oscillate
waveform is normal
OK
Check HS/VS from
Replace U401
CN405 is normal
OK
Replace U401
NG
NG
Replace
U702, Q702
NG
NG
X401 oscillate
waveform is normal
OK
Check reset circuit of
U401 is normal
OK
Replace U401
Replace X401
Check Correspondent component
34
Planar PE2010
NG
Replace X401
NG
Check Correspondent
component