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the charger port itself became hot, easy to see with isopropyl, simply replacing the charger port sorted it though replacing the port is tricky, removing the shild with a large hot air is nice, with a 2kw heater at 70% power, parts dont fly away but i wanted to clean the holes after removing...

this was liquid damaged but on the motherboard i dont see any liquid, mostly the keyboard got it, i replaced that, works, the liquid was stopped by the black sheet under the board, so the board looks very clean it has 2 usb c ports, one of them looks burnt at one pin, the other is ok, so now...

according to apple website warranty expired so they brought it to get it fix if possible.. Its actually 2018 so very first ones I guess

okay I have done some measurements pp3v3_g3s 3.39v pp3v3_g3ssw_sns 0v pp3v3_s5 0v pp1v8_g3s 1.8v p3v3sen_ss 0v pp5v_3gs 5v pp3v3_g3g 3.29v Ppbus_g3h 12.64v tested only on charger, without battery. I have tried many times restore this t2, chip want take firmware tired restore on OSX...

Okay i have tried T2 firmware. it tried restore in DFU mode and Recovery I getting only error: AMRestoreErrorDomain 10 - Failed to handle message type StatusMsg) [AMRestoreErrorDomain ? 0xA (10)] also I do some research on google and looks like when laptop is in DFU mode it should show in USB...

Thanks for schematic for this Mac. I have question actually trying to repair this board. I have checked laptop drain 20v 2A from charger there is 3.3v 5v G3H present power button have 3.3v once pressed changing PMU_onoff_L. no voltage for CPU on L7410,L7430,L7210,L7290 This little LED next to...

Hi, We got an MacBook Air 2019 with is not turning on. Does anyone have a schematic diagram for it, I found one link on forum but is locked can't download? thanks