User manual

38 - Appendix
APPENDIX
FAQ and troubleshooting
This section lists frequently asked questions that may arise during the
use of your smartphone, and gives easy answers and solutions to
these questions.
Aspect Question Suggestions
Audio
Why is there no
sound coming
from the device?
If the headset is plugged into the
device, the speaker is
automatically shut off. Disconnect
the headset.
Check that the device volume
setting is not muted.
Check that the volume control is
not at its lowest setting.
Multimedia
files
Why can’t I view
my picture files?
You may be trying to view an
image that is not supported. See
Multimedia on page 45.
Why can’t I view
my video files?
You may be trying to view a video
that is not supported. See
Multimedia on page 45.
Why can’t I play
my music files?
You may be trying to play a file that
is not supported. See Multimedia
on page 45.
System
information
and
performance
How do I check
the OS version
of my device?
Tap Settings > System > About >
More info to check the OS version
(Build number) and other hardware
and software information.
Power
I can’t turn on
the device.
The battery power may be
depleted. Recharge the device.
See Charging the battery on
page 5 for more information.