Message
Possible causes
The screen
does not
turn on
Proximity sensor problem
when I
receive a call.
No sound
Vibration mode
Hang up or
Intermittent software
freeze
problem
Possible corrective measures
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.
Check the settings status of the sound
menu to make sure you are not in vibrate
or silent mode.
Remove the battery, insert it again and
switch on the phone.
Try to perform a software update via the
website.
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