I am using xeperia c3 dual since 10 months and has problem of constantly auto restart.I shown to Xperia care 4-5 times and they upgraded software changed motherboard but problem not solved yet.Now i am facing problem of auto shut down since 1 month after shutdonwn when i am trying to on will not for 5-6 times & this happens 2-3 times per day.I am fed of this & can i get replacement under warranty period and from whom?Service Center or Sony Center?
