I have a strange problem with my Xperia Arc S. It's keep auto-restarting all the time, It's showing the "Sony" Logo then the "Xperia" logo then blank screen and then after some waiting it's keep showing the "Sony" logo and "Xperia" Logo and after charging for 2 hours,it gets started .From that Bluetooth option keeps searching and the OFF option gets disabled. This problem persists for me for last 2 weeks. please help to resolve this issue. Note: My Phone is upto date.
