User's Manual

22
Bad reception
Use the phone in bad reception
areas such as near the high buildings
or in th
e basement where radio
wave can not be transmitted
effectively.
Try to avoid it.
Use the phone in busy-line
period.
Try to avoid it.
It has something to do with the
distance of the base stations built by
the network service provider.
Request the network service provider to
provide the map of service areas.
Echo or noise Bad trunk line of network Hang up the phone and redial the number
or change the line.
The line of some area is bad.
Standby time
becomes short.
Standby time is related to the
ing of network.
Turn off the phone temporarily in the
areas of poor signal.
The battery needs to be
changed.
Change for a new battery.
In the poor signal areas, the
phone has to consume more power
to search the base station. It
shortens the standby tim
e.
Move to the areas of good signal or turn
off the phone temporarily.
The phone can
not be turned on.
The battery is out of power. Check the battery level or charge the
battery.
SIM Card Error
SIM card is damaged. Contact your network service provider.
SIM card is not well inserted. Ensure SIM card is well inserted.
There is filth on the metal area
of SIM card.
Wipe the metal area with a clean cloth.
The phone can
not connect to
network.
SIM card is invalid. Contact your network service provider.
Out of GSM service areas Consult the network service provider
about the service areas.
Poor signal Move to the areas of good signal.
The phone can
not make calls.
Call Barring is activated. Inactivate Call Barring.
Fixed Dial is activated. Inactivate Fixed Dial.
Incorrect PIN
Code
Enter an incorrect PIN code 3
times in a row
Contact your network service provider.
The phone can
not be charged.
The battery or charger is
damaged.
Change for a new battery or charger.
The temperature of charging
envir
onment is below -10°C or
above 55°C.
Change the charging environment.
Bad contact Check the connection of the connector.
New entries can
not be added to the
phonebook.
The phonebook is full. Delete some entries of the phonebook.