my phone got dropped in a foot of water last week, i remived the sim card to dry all of the phone and it wouldn't turn back on and would not charge, yesterday evening i decided to try and charge it and my phone switched on and everything worked except the power button, i woke up at around 1 am to discover my phone wont stop vibrating I've rebooted, restarted, factory reset,etc and it still constantly vibrates it is driving me insane i can't sleep i can't concentrate please help