62
Phenomena
Analysis
Solution
service.
the data service.
The signal is poor.
Ensure that the terminal is within signal
coverage.
The terminal is connected to Wi-Fi
and the cellular data network. But the
Wi-Fi network is unstable.
Disconnect the Wi-Fi network.
During receiving,
the voice is weak
or discontinuous.
The signal is poor.
Ensure that the terminal is within signal
coverage.
The volume level may be low.
Increase the volume
The speaker is blocked or damaged. Clean the surface of the speaker.
You cannot use
the camera.
No front or rear camera is detected.
Restart your terminal and try again.
The memory is insufficient.
Clear the memory.
The SIM card or
SD card cannot be
identified.
The SIM card or SD card is not
properly installed.
Remove and reattach the SIM card or SD
card.
The SIM card or SD card may suffer
from poor contact caused by dirty or
damaged battery contacts.
Clean the metal contacts of the SIM card or
SD card.
The GPS cannot
locate
your
position.
The terminal may be at an
unfavorable position, so that no GPS
signal is received.
Move to open and flat area, and restart the
GPS.
You
cannot
charge
the
battery.
The power adapter may suffer from
poor contact.
Reconnect the power adapter.
The data cable may suffer from poor
contact.
Reconnect the data cable.
If the above solutions cannot fix your problems, or you may have some other queries, contact your
dealer or the Company for more technical support.