User's Manual

65
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 55℃.
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.