cheak pul up register
Vsn pr -5v bn rahe hai ya nahi vsn k voltage grafix ic ne bnane hote hai usko change krke dekho
hang sir ban hara hai 5v
cheak battery / cheak sub bord flex .
koun sa version hai apke mobile ka
power ic ka problem hai reball kerke lagaiye
reboll both ic . and fix and cheak
board ko acche se wash kijiye
use best quality flux . ic mostriser isu