i am on existenz v4 rom, dis morning i was using internet via wifi, suddenly the phone got hanged in few seconds the screen went off... like dis it has happened to me before also, dat time i used to wait and d phone automaticaly boots up but today it did not boot even after soo much of time..
tried connecting via USB to pc too, not responding anything..
wat should i do guys ???, plz help me out ASAP.