820-01987 image bat no backlight

[lordgeny]

i have 0v on l8410

PPVIN_S0SW_LCDBKLT 0v
PPVIN_S0SW_LCDBKLT_R 12v
LCDBKLT_EN_L 12v

already replaced q8400 but nothing changed

[mon2]

Re: 820-01987 image bat no backlight

Voltage on BKLT_EN_R ?

Remove all power / no battery.

Meter in resistance mode.

Check the resistance to ground of PPVOUT_S0_LCDBKLT.

Post the resistance and meter scale used for the measurement.

[lordgeny]

Re: 820-01987 image bat no backlight

fixed missing PP5V_G3S ,
found l8504 blowed replaced and jumper fired trace

[mon2]

Re: 820-01987 image bat no backlight

So now it is working ?

[lordgeny]

Re: 820-01987 image bat no backlight

yes work