Trouble shooting process rails of 2017-2020

[Erarepair]

hi guys again. What are the process of trouble shooting MacBooks from 2017-2020 model eg the first rail is either ppbus _g3h or pp3v3_s4, and so on. Pls I have difficulties following the threads of trouble shooting 2016-2020 MacBooks

any help there will greatly be appreciated

 

[2informaticos]

This reply applies here too...

How to measure a short on MacBook

How do I measure for a short on MacBook. What am expected to see eg if there is short pp1v8_s5, when I measure such, what am I expected to see as a short to ground. Or. If there is short on ppbus_g3h. What value will I see for me to conclude it’s a short. Pls guys am new here but I have been...

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