HP G61 DA00P6MB6D0 no lcd backlight

[ahmetozay]

Hi, This laptop came as broken lcd. I changed the lcd but there was no backlight. It is ok on external screen. What i have done so far is;

I changed the inverter
I changed the ENE controller
I changed the Lcd flex cable

Still no backlight. The measurements are below;

Inverter 4 pins as in standbye state

1- 18.7v
2- 14v
3- 0.17v
4- 15.7v

Inverter 4 pins as in powered state

1- 18.2v
2- 13.8v
3- 2.4v
4- 15.7v

Any advices please. Thanks

[hyditech]

Re: HP G61 DA00P6MB6D0 no lcd backlight

This are the voltage that make inverter works
1- 18.5v
2- 3.3v
3- 3.3v
4- GND