Dead phone Troubleshoot 💯 Dubble Power +Testing+Repair+Schematics Diagram knowledge Pm7150/7150L.

Dubble power ic(2 power ic)Boot sequence+Testing+Repair+Schematics Diagram knowledge 💯.Pm7150/7150L.Power ic Testing.How to troubleshoot power ic.what is Power ic how to check power Ic.what is Buck circuit how buck circuit work.Cpu voltages.Spmi protocol.what is sys oky line.what B.o.B voltage each every line detail with schematics Diagram
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