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Old 05-16-2020, 07:15 AM   #7
Join Date: Aug 2016
City & State: uk
My Country: uk
I'm a: Knowledge Seeker
Posts: 64
Default Re: MacBook Pro A1278

A couple of things to check:

see if removing the webcam cable makes any difference - clean/check soldering on connector

check around the SMC for corrosion

remove battery level indicator cable and test

check trackpad cable/connector for corrosion
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