User's Manual

In some areas, the call lines are in
bad condition.
Shorter
standby
time
The standby time is relevant to
network settings.
In poor reception areas, turn off your
phone temporarily.
Replace the batteries
Change with a new battery.
When no signals are received, your
phone will continue searching for
base stations, thus consuming a
large amount of battery power and
reducing standby time.
Use your phone at strong signal areas or
Turn off the phone temporarily.
Failed to
turn on your
phone
The battery power is used up.
Check the battery power level or charge
the battery.
SIM card
error
The SIM card is damaged.
Contact your network service provider.
The SIM card is not properly
installed.
Ensure the SIM card is properly installed.
The metallic face of the SIM card is
contaminated.
Wipe the face with a clean cloth.
Failed to
connect to
the network
The SIM card is invalid.
Contact your network service provider.
Beyond the GSM coverage.
Consult the network service provider for
service areas.
The signal is feeble.
Retry at a stronger signal area.
Failed to
make a call
The call barring feature is used.
Cancel the call barring settings.
The fixed dialing number feature is
used.
Cancel the fixed dialing number settings.
PIN code
error
Enter incorrect PIN codes for three
times in succession.
Contact your network service provider.
Failed to
charge the
battery
The battery or the charger is
damaged.
Change a new battery or charger.
Charge the battery when ambient
temperature is lower than -10℃
or above 50℃.
Change the environment.
Poor connection.
Check whether the plug is properly
connected.
Failed to
add contacts
to
phonebook
The storage space of phonebook is
used up.
Delete some contacts from the
phonebook.
Failed to set
up some
features
Your network service provider does
not provide the services, or you
haven’t subscribed them.
Contact your network service provider.