HI THERE GUYS, I HAVE GOT DV3 NOKIA 4 MONTHS AGO AND IT WAS WORKING FINE UNTILL NOW RECENTLY, I DUNNO SOMETHINGS HAPPENED, WHEN I SWITCH IT ON IT WOULD START TO REBOOT AND SHOW THE SPORTSTER ICON ON THE SMALL SCREEN OF THE DBOX AND THEN THE SPINNING WORLD THING, AND AFTER THAT IT WOULD JUST SWITCH OFF IT SELF AND I CAN KEEP SWITCHING IT ON AGAIN AND AGAIN IT WOULD JUST DO THE SAME THING AS ABOVE AND WOULD JUST SWITCH OFF, CAN ANYONE PLEASE HELP ME OUT WHAT DO I NEED TO DO ????