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Hi, I did a visual inspection under a microscope and everything seems to be working ok. I put back the heatsink and the MacBook stopped working, after I removed it again and now it works fine. Looks like whenever the heatsink in on there is a short to ground on PPBUS_AON but when I remove the...

Thank you, I mean when I remove the actual heatsink the one above the processor and the memory ram. The audio board is brand new and the computer is now working ok without the heat sink. I will now check the M1 data lines on the board. Also what exactly I should try in DFU mode ? Thank you

Hi, I have an A2337 when the charger is connected to the laptop is taking 5.14 volts, 0.05A and 0.25W. The only place i found a short was on the bottom caps of the audio board but when i remove the heatsink the short is gone and the macbook works perfectly fine! could this be a bad cpu/ram ...

Hi, I have an A2337 when the charger is connected to the laptop is taking 5.14 volts, 0.05A and 0.25W. The only place i found a short was on the bottom caps of the audio board but when i remove the heatsink the short is gone and the macbook works perfectly fine! could this be a bad cpu/ram ...