User's Manual

7.Frequently Asked Questions
and Troubleshooting
Frequently
Asked
Questions
Cause and Solution
Unable 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 on；
Check if battery is appropriately charged
Unable to
connect network
Weak signal. PleaseTry 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 (insert the SIM card) is installed correctly
Handset lock password. If the handset lock is activated, you
have to input handset password before using.
Input PIN. Inputting PIN while turning on each time is activated,
you have to input the PIN code.
Input PUK code: Having input wrong PIN code for 3 times
straight 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 reaching 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 can not receive the signal, the handset will continuously
search for a base station. This will significantly reduce battery