Sony experia jJ faulty at weekends

[Pork01]

My experia J phone stops working at weekends. All I can see on the screen is the Experia screen logo and the phone will not work. Removing and replacing the battery works for a while but problem returns.

[_alexdon_]

Try a software repair with SUS:

http://www.sonymobile.com/gb/tools/update-service/