Acer JMS300 Handbuch - Seite 21

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Acer JMS300 Handbuch
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
Audio
Multimedia files
System information
and performance
Power
RAM / ROM
Unlock pattern
FAQ and troubleshooting
Question
Why is there no sound
coming from the
device?
Why can't I view my
picture files?
Why can't I view my
video files?
Why can't I play my
music files?
How do I check the OS
version of my device?
I couldn't turn on the
device.
How do I check the
RAM and ROM
memory status?
I forgot my unlock
pattern.
Answer
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.
You may be trying to view an image that is
not supported. Refer to "Multimedia" on
page 63 for more information.
You may be trying to view a video that is
not supported. Refer to "Multimedia" on
page 63 for more information.
You may be trying to play a file that is not
supported. Refer to "Multimedia" on
page 63 for more information.
Tap Menu > Settings > About phone to
check the OS version (Kernel/build number)
and other hardware and software
information.
The battery power may be depleted.
Recharge the device. Refer to "Charging the
battery" on page 12 for more information.
To check the ROM status, go to Settings >
SD card & phone storage.
To check RAM status, go to Settings >
Applications > Running services.
After a certain number of wrong entries,
you will be presented with an option to
reset your pattern. Tap Forgot pattern? and
enter your google account username and
password.
Note: You must have an active Google
account on the smartphone.
Alternatively, you restore your smartphone
to factory settings. See "Restoring to factory
settings" on page 54.
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