Plzzz Urgent Need Help K770
 

Hello dear friends and Team
i got K770 with rx and tx on its pcb. it trun off when i insert sim.
BBBIG problem is that its grnd and tx have same value i mean tx shows grnd value. its due to connect wrong charger. i have removed its charging ic and also charg jack. but its same condition.
plz
plz Help me and tel me from where rx and tx points comes out
tean and Engineers Help me.

Good day !

You must check phone hardware very carefully, it can be that CPU chip is danmaged and should be replaced.