138
Message Possible causes Possible corrective measures
The screen
does not turn
on when I
receive a call.
Proximity sensor problem
If you use any protection tape or case, check to
see if it has covered the area around the proximity
sensor. Make sure that the area around the
proximity sensor is clean.
No sound Vibration mode Check the settings status of the sound menu to
make sure you are not in vibrate or silent mode.
Hang up or
freeze Intermittent software problem
Remove the battery, insert it again and switch on
the phone.
Try to perform a software update via the website.
Troubleshooting