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https://logi.wiki/index.php/Critical_Update_Required_Troubleshooting

0.7V on all 4 coils in that space

Ive checked voltages and they seem fine. UA600: VIN=12.9v VCC=5v UA000 PP1V8_S0_GPU=1.8v PP3V3_S0_GPU=3.3v I noticed the area to the left of GPU is getting up to 50c hot, while GPU is lukewarm in comparison

No history, customer tells us it just stopped working Yes internal is disconnected when we try external, we have now also tried replacing display with a used original known-working one as well Edit: it was bought aprox. a year ago

No image on internal or external Dont have new internal display to test with Target mode gives me "disk is not readable" DFU restore and revive went through but no change to image Touchbar doesnt work Board is carefully inspected, GPU dye itself too No idea where to start on this one, never had...

Alright im following then, thanks for the help!

M1 air has no T2 ;)

Interesting, might try new BIOS then, thanks for the help

Moved board to the working chassi, no change

Yes thats a good idea, remove it and make sure nothing is shorted to ground that shouldnt be

Tested the M1 boot menu thing by holding power button, to try share disk as well as recovery, no response. Gonna try moving the board to a known working chassi.

No USB activity 1.059V on PPVCC_S0C_PU after 1 minute

Replacing the corroded/damaged looking components is first step, then check if you have wifi again

Hello, Got a liquid damaged macbook, "boots" aka it draws normal current with and without battery. Without it draws around 0.8A 20V, with battery its up to 50W No display output on internal, if i disconnect internal and test external i dont get video either. (verified external of course)...

Thank you! It doesnt pop up in AC2 at all, keeps bootlooping Doing the DFU key combo presents me nothing, I forced with DFU pads but it keps up the same symptoms, the bootlooping. JT400 was disconnected when i forced DFU

Hello friends, Have a board here that was in an accident on a stovetop about a year ago, customer came in with it for bootlooping issue. DFU does not work, have tried forcing DFU using the pads cloes to trackpad connector. No visible damage on board or daughter board at all, only damage from...

Test swapping back the old display, if you have camera on that one then the new display is bad quality, very common