Appendix 104
Message Possible causes Possible corrective measures
Files do not
open
Unsupported file format
Checkthesupportedfile
formats.
The screen
does not turn
on when I
receive a call.
Proximity sensor problem
If you use a protection tape
or case, make sure it has not
covered the area around the
proximity sensor. Make sure that
the area around the proximity
sensor is clean.
No sound Vibration mode
Checkthesettingsstatusin
the sound menu to make sure
you are not in vibration or no
interruptions mode.
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