For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
820-03129 water damage stay on 5,19-5,21v jumping . nothing get hot , lot damage at u7000, is that chip can be changed or its working only whit that board, it will work when i take it from donor board? do you have boardview and schematics?
on usb voltage tester it take 5v but if i flip usb c cable to other site on voltage tester black screen, only one side of usbc work and its whit two of usb at mainboard.
g3h-0v. i change u700 but the same ampers going up and down 4-3A,
no water damage, at beggining dont switch on, termal show that one of cd32 getiing hot, chane it and it switch on but no charging. change 9239hi but the same.
i get to dfu or recovery but all time when revive or restore get problem - photo. i try all day many times.
When instal system in dfu trackpad is working if its important,
water damage near cc830 and burned hole at that point in pp3v8_aon, i repair hole and change cc830, macbook start working but no trackpad and keyboard.
i check connections of jt400 and all is ok. icheck whit new tracpad and the same
Water damage, at beggining no trackpad no keyboard i check and find short on ut320 and ut350 . chnge them and trackpad start working, i try working keybord and new board connecting keyboard and nothing change. What next to check?
820-01949 randomly shut off, no water damage, get to dfu but switch off and restart. I use some hot air on 7100 but nothing change. on different battery the same.
water damage but someone before me try to repair. there was short on c7800 on line pp5v_bstlq_vout_spmu. change it and now on aon i got 3,8v i feel that touchpad is working but cant get to dfu and dont start. dfu blaster dont see it too.
Macbook work but on normal charger it charge only like a 30 seconds, it get green than orange, charge a little time and light stop and when disconect and connect again it not charg, on digital dc powerr supply ampers get from minimal to even 4a and than i see come to short circuit ang go to like...
cpu make strange ticking noise. water damage .
usbc jumping 5,18-5,21 and 0,0A - 0,03A
ppccin-5,17V
ppchrg_vdda-5,12
ppvbat_aon_chrg_reg-5,12
death cpu?
water damage near U8640 , one usb wor different so i change UB400 and now i got on all usb 5.23v 0.02A -> 5.23v 0.11A -> 5.20v 0.23A -> 5.20v 0.22A and stay at that 5.20/0.22A
ppbus_g3h - 12.3v
hello i got water damaged macbook pro, i dont have schematics for that. do you have one ?
i change one cd3217b13 where was water damage, now i have 5.23v 0A on other side wher are two usbc i get 5.20 ano 0.18Av and then go to 5.23v 0.02A
ther was water damage near lcd connection too but no...