HP VS17E - Troubleshooting Procedures

HP VS17E
29
9.2 Trouble Shooting
9.2.1 Main Board
1、No power
No power
Press power key and look if the
picture is normal
Please reinsert and make sure the
AC of 100-240 is normal
Reinsert or check the
power section
Y601 oscillate waveforms are
normal
Measure CN201 PIN5/6=12V?
Measure CN201 PIN7/8=5V?
Check power section
Replace U601
Replace Y601
OK
Replace U401
OK
OK
NG
NG
NG
NG
NG