logic board is 820-3115, getting all the power except CPUVCORE.
checked resistance to ground on r7515,shorted to ground. replaced the CPU IC , no short anymore,getting about 0.600 sth.
check r7441 (Since it's where the spilled was at) , it was 30 O, replaced and get 10 O.
power on but nothing change. checked Vron is there 3.3v. pin 46 29 16 all getting power. r7401 is fine.
then i replaced mosfet q7520 q7510 ,still no change.
don't know where to go now. any help please?
checked resistance to ground on r7515,shorted to ground. replaced the CPU IC , no short anymore,getting about 0.600 sth.
check r7441 (Since it's where the spilled was at) , it was 30 O, replaced and get 10 O.
power on but nothing change. checked Vron is there 3.3v. pin 46 29 16 all getting power. r7401 is fine.
then i replaced mosfet q7520 q7510 ,still no change.
don't know where to go now. any help please?