Troubleshooting Smart phone Problems Using DC power supply & DMM የስማርት ስልክ ችግሮችን እንዴት እንለያለን ? 

Troubleshooting Smart phone problems using a DC power Supply and a DMM is an easy way to identify whether the problem is related to hardware related or software. So that can be done simply by reading the current flow reading by connecting a phone to a dc Power supply through the probes. Hence here we go how to do so.
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