HP VS15 Series User Manual

HP VS15 Service Manual
49
No Backlight
Check C201(+) =12V
NG
OK
Change F902
Check D201/Q209/Q210
Check ON/OFF signal
Check Interface board
NG
OK
Check U201 pin9=12V voltage
NG
OK
Change Q201 or Q202
Check the pin1 of U201 have saw tooth wave
NG
OK
Change U201
Check D201(-) have the output of square wave at short time.
NG
OK
CheckQ205/Q207
Check the resonant wave of pin2 & pin5 for PT201
NG
Check the output of PT201
Check Q209/Q210/C213
Check connecter & lamp
OK
NG
Change PT201
OK

HP VS15 Series Specifications

General

Brand	HP
Model	VS15 Series
Category	Monitor
Language	English