Outofwhack
Member
Fans well clogged
No visible evidence of liquid damage
20v 2a, battery is being charged
no boot chime
fans spin
caps lock light toggles
no internal LCD image or backlight
no external video, also tried when internal LCD disconnected
Tried good screen, still nothing.
L8504 not blown
Was able to complete DFU revive (my first time ever) no improvement.
DM of J8500's EDP_INT lines all good.
U9850 DM measurements good
Do GPU coils get voltage?
Tried different LCD cable
PPVOUT_S0_LCDBKLT_F 1.17v dm
PVIN_SW_LCDBKLT_SW 0.86v dm
PP5V_S0SW_LCD 0.518 dm
PP5V_G3S_BKLT_D 0.371v dm
PP5V_G3S_BKLT_A 0.371v dm
No short on C8471
Any thoughts?
No visible evidence of liquid damage
20v 2a, battery is being charged
no boot chime
fans spin
caps lock light toggles
no internal LCD image or backlight
no external video, also tried when internal LCD disconnected
Tried good screen, still nothing.
L8504 not blown
Was able to complete DFU revive (my first time ever) no improvement.
DM of J8500's EDP_INT lines all good.
U9850 DM measurements good
Do GPU coils get voltage?
Tried different LCD cable
PPVOUT_S0_LCDBKLT_F 1.17v dm
PVIN_SW_LCDBKLT_SW 0.86v dm
PP5V_S0SW_LCD 0.518 dm
PP5V_G3S_BKLT_D 0.371v dm
PP5V_G3S_BKLT_A 0.371v dm
No short on C8471
Any thoughts?
