need help, black screen and vibrating Samsung Galaxy S2
14/09/2014· It went to the home screen for a few seconds and then went to a black screen and started vibrating every second or so. Ive been trying to find information about it all day. The only way to get it to stop vibrating is to pull the battery. When i put the battery back in it turns on by itself and flashes the Samsung logo for a second, goes away, flashes logo again then blank screen and vigrating

































