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Hello ! I hope to find some help with this case. I've got a Macbook Air A2179 (820-01958) that got an electric shock. First mesurement show 5V / 0.016A. The first observation was the capacitor C78B7 with burn marks near U7800. There was a short cut on "PP3V3_G3H_PMU_VDDMAIN". I replaced the...

Hello, We received a Macbook pro A2485 which has a power issue. Battery doesn’t take charge and all the USB C ports are stucked at 5V / 0.018A. We can’t get 20V. The Macbook has already been to a repair company and we note that the UG400 chip has been unsoldered. Here are the operations we...

Hello, I am working on a Macbook Pro A1990 (motherboard 820-01041) which is not charging. The Macbook consumes 5V and 0.019A at USB-C. I've physically separated (by removing F7000 and F7001) PPBUS_G3H and the ISL9240 charging chip to see which side the short is coming from. Removing these...