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Message
Possible causes
The screen
does not
Proximity sensor problem
turn on when
I receive a call.
No sound
Vibration mode
Hang up or
Intermittent software problem
freeze
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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