Dead smartphone repair

Smartphone Dead Solution

1 check battery connector on diode reading okay

2 check with software
3 wash and hit
4 check with software

5 battery connector re sold or change

6 check on/off switch voltage okay then check software
7 RTC / 26 MHZ re sold

8 disconnect others device IC one by one

bt,fm,wifi,camera,extra,extra
9 memory IC disconnect then check with software
10 CPU HRC

Mobile Repairing Free course,