HELP! Xperia Z screen goes blank after start up
i am experiencing a new problem with my xperia z.
the phone will start and display will work then within thirty seconds, the phone screen will slowly dim out to black.
after this the reboot process repeats and repeats.
i need help with a fix.
i can do hard reset and feel the three vibrates, and also sony and xperia screens still come up.
please help! thanks