Réponse à : « How to fix the power button spring »I have had same problem with my sony xperia T2 ULTRA. I tried everything from format to factory settings to restarting from SIM tray reset button but did not work. Finally I opened lid and poked the button and and mechanism from inside of phone softlywith a needle then it turned to normal. Button is losing it's function or sticking to area where power comes then not working properly. This is the problem. Now it is working fortunealty.
Réponse à : « Sleep of Death -Power button Display Issues »I have Sony T2 ultra and power button made same problem as it is mentioned abow. I tried many things. 1. reset 2. factory setting 3.Reinstalling with sony pc companion 4. buttonning near simcard tray. None of them worked and finally I opened lid and i got a neddle then poked the mecanism of power button by means of needle then i turned to normal. Now it is working properly.