17
Frequently Asked Questions and Troubleshooting
Frequently
Asked
Questions
Cause and Solution
Fail to turn
on
Press the power on 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.
Fail to
connect
network
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;
Display
information
while
turning on
Check if the SIM card is installed correctly
Handset lock password. If the handset lock is activated, you have to
input handset password.
Input PIN:
Inputting PIN while turning on each time is activated,
you have to input the PIN code.
Input PUK code:
When you’ve input wrong PIN code for 3 times
will lock the SIM card. You need to input the PUK code provided by
your network provider.
Poor quality
of calling
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.
Standby
duration
shortened
The standby duration is relative to the system setting of network.
While the mobile phone is in an area with poor signal strength and
cannot receive the signal, the handset will continuously search for
a base station. This will significantly reduce battery charge. It is
recommended that you turn off your mobile in area with no signal
reception to save battery.
Need replacing the battery. Please change a new battery.
SIM Card
Error
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.
Fail to dial
out
Please check if you touch the dial key after dialing.
Please check if calling is forbidden because of defaulting.
Please check if the SIM is valid.
Please check if the call barring is set.
Please check if the fixed dial function is set.
Callers
cannot
Please check if the mobile phone is on and connected with the
network.
