Lenovo L2062W Service Manual page 38

Lenovo Service Manual
No picture (LED orange)
Check RGB/HV singal
Check singal input 75Ω
Check U404 Vout=3.3V;
check X401 waveform
No picture
Check signal wire
OK
OK
Q410-out=1.8V
OK
OK
Check CN101-HS/VS
OK
Check U401 out
OK
Replace U401,U403
NG
Replace signal wire
NG
Check U102,U103
NG
replaceU404,Q409,Q410,
around device
NG
replace X401
NG
Check Correspondent
component
NG
Updata soft data
38
Check flow chart
for the no signal
L2062W