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screen constantly blacks out when i switch it on, stays alive for few seconds n den again blacks out doesn't respond to touch or lock button... any solution ...? tried resetting too
repair it with either PCC or SUS, if that doesn't help then you have to take it to a Sony repair center
Update Service (SUS)
http://www.sonymobile.com/gb/tools/update-service/
http://www-support-downloads.sonymobile.com/Software%20Downloads/Update_Service_Setup-2.11.12.5.exe
Bridge (for Mac)
Alternatives on How to backup Xperias
http://talk.sonymobile.com/thread/36355
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