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820-01598 2019 MacBook Pro A2159 with missing 5V rail

Thread starter sekidata
Start date Jan 13, 2025

sekidata

Member

Jan 14, 2025

I just saw that PMU_PVDDMAIN_EN is 150Ω to ground. A good board shows 45kΩ. I think the U7800 (PMU) I replaced from a donor board was bad and internally shorted on this pin. Will need to try another PMU.

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