Acer Z130 User Manual - Page 49

Appendix, FAQ and troubleshooting - speaker system

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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 Internal storage Question Answer 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. 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 54. 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 54. How do I check the OS version of my device? Tap Settings > About phone to check the OS version (Build number) and other hardware and software information. I can't turn on the device. The battery power may be depleted. Recharge the device. Refer to "Charging the battery" on page 7 for more information. How do I check the RAM and ROM memory status? To check the ROM status, tap Settings > Storage. To check RAM status, tap Settings > Apps > RUNNING. My device's available Uninstall applications to increase internal storage is full available storage. See "Uninstalling an or almost full. application" on page 45. 49

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49
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
video files?
You may be trying to view a video that is
not supported. Refer to
"Multimedia" on
page 54
.
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 54
.
System
information and
performance
How do I check the
OS version of my
device?
Tap
Settings
>
About phone
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. Refer to
"Charging
the battery" on page 7
for more
information.
RAM / ROM
How do I check the
RAM and ROM
memory status?
To check the ROM status, tap
Settings
>
Storage.
To check RAM status, tap
Settings
>
Apps
>
RUNNING.
Internal storage
My device’s available
internal storage is full
or almost full.
Uninstall applications to increase
available storage. See
"Uninstalling an
application" on page 45.