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no water damage..
2 weeks ago there was short on PPBUS_G3H on C6406 and now suddenly there is no backlight..
PPVOUT_S0_LCDBKLT 0v
i see the apple logo and the user interface but there is no backlight..
water damage in few areas, clean and replaced U7000 the mac was work for about a week and then back dead with 5v 0a dont see short, and also replaced U7000 again.
PPBUS 5V
dont have AWAKE/SLPS2R voltage and dont enter to DFU.
o.k, i was lift U3200 and U3100 and under both of the was corrosion! so i was clean and replaced(from donor board) now i get 20v but A puls from 0.03-0.00 and with battery is 20v a0.3-a0.0
just after its start to getting hot..
how do i switch?
no, but you think it can drain the battery becouse of that? maybe it can down the temp 10-20deg but no to much....but i will check..
I was put the board it good working body with original battery and it act the same.. fast fan and battery drain very fast!
dont have error at Diagnostic mode.
cant be bad CPU?
what else can i check?