Acer Liquid MT S120 - Manual (Page 53)

53 FAQ and troubleshooting
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 Answer
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. Refer to “Multimedia” on
page 59 for more information.
Why can’t I view my
video files? You may be trying to view a video that is
not supported. Refer to “Multimedia” on
page 59 for more information.
Why can’t I play my
music files? You may be trying to play a file that is not
supported. Refer to “Multimedia” on
page 59 for more information.
System information
and performance How do I check the OS
version of my device? Tap Menu > Settings > About phone to
check the OS version (Kernel/build number)
and other hardware and software
information.
Power I couldn’t turn on the
device. The battery power may be depleted.
Recharge the device. Refer to “SIM card
lock” on page 12 for more information.
RAM / ROM How do I check the
RAM and ROM
memory status? To check the ROM status, go to Settings >
SD card & phone storage.
To check RAM status, go to Settings >
Applications > Running services.
Unlock pattern I forgot my unlock
pattern. 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 can clean boot the
smartphone and erase all data. See “Clean
boot“ on page 50.