Table of Contents
Advertisement
Troubleshooting
Troubles
Fail to turn on
Fail to
connect
network
Poor quality
of calling
SIM Card
Error
Callers cannot
contact you
Fail to set
some
functions
Cause and Solution
Press the Power Key for over 1 second.
Check if the battery is properly connected. Please
remove and install it again, retry to turn it on;
Check if battery is appropriately charged.
Weak signal. Please try and move to a location with
strong signal and try connecting to the network again;
Please ensure that you are not beyond the network
coverage of service providers;
Please ensure you have a valid SIM card. Please
contact your network provider for further information;
Please check if the sound volume is tuned improperly
In an area with poor receiving condition, example:
basement, the signal might be weak. Try searching a
location with stronger signal reception and call again.
While using the mobile phone in the peak period of
communication, like commute time, you may be
unable to call because of line congestion.
Dirt on the metal surface of an SIM card. Use clean
cloth to wipe the metal touch point on an SIM card.
The SIM card is not installed.
The SIM card is damaged. Please contact your network
service provider.
Please check if the mobile phone is on and connected
with the network.
Please check if the Call barring or call divert is
activated.
Please check if the SIM card is valid.
Wrong operation.
The network provider does not support the function,
or you have not applied for it.
Advertisement
Table of Contents
