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MacBook Air 15" A2941 820-03160 Stuck 5V 0.009-0.010A
I have a MacBook Air 15" 2023 M2 A2941 820-02862 motherboard that won't power on. Initially, a malfunction was detected in U7700, which was replaced, and the diode values returned to normal. However, it's worth noting that the PPBUS_AON line has an abnormal value of 0.075V. I've already replaced...- BGTR
- Thread
- Replies: 15
- Forum: Macbook Logic Board Repair Questions
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MacBook Pro A2779 820-02841 gets stuck on a black screen after a few seconds of the Apple logo
My MacBook Pro A2779 820-02841 powers on, but the screen only displays for a few seconds, showing the Apple logo and the loading bar, while the motherboard remains powered on. The strange thing is that when I enter recovery mode, the screen displays without issue, but upon entering the recovery...- BGTR
- Thread
- Replies: 8
- Forum: Macbook Logic Board Repair Questions