Share your experience!
begging you
Remove both SIM and SD cards > repair the phone with PCC > report back.
Bridge (for Mac)
Alternatives on How to backup Xperias
http://talk.sonymobile.com/thread/36355
how can i fix it?
if i cant open my phone?
its always restarting continiously 
Remove the battery > remove both SIM and SD cards > place the battery back in > connect the phone to a wall charger > do NOT try to turn it on > let it charge for 1 hour