Trevi Sicuro 10 Bedienungsanleitung Seite 38

Shorter standby When no signals are received, your
time phone will continue searching for
base stations, thus consuming a
large amount of battery power and
reducing standby time.
Failed to turn on The battery power is used up.
your phone
SIM card error The SIM card is damaged.
The SIM card is not properly
installed.
Failed to The SIM card is invalid.
connect to the
Beyond the GSM coverage.
network
The signal is feeble.
Failed to make The call barring feature is used.
a call
The fixed dialing number feature
is used.
PIN code error Enter incorrect PIN codes for three
times in succession.
Failed to charge The battery or the charger is
the battery damaged.
Charge the battery when ambient
temperature is lower than -10°C
or above 55°C.
Poor connection.
Failed to add The storage space of phonebook
contacts to is used up.
phonebook
Failed to set up Your network not provider the
some features services.
Use your phone at strong signal areas or
Turn off the phone temporarily.
Check the battery power level or charge
the battery.
Contact your network service provider.
Ensure the SIM card is properly installed.
Contact your network service provider.
Consult the network service provider for
service areas.
Retry at a stronger signal area.
Cancel the call barring settings.
Cancel the fixed dialing number settings.
Contact your network service provider.
Change a new battery or charger.
Change the environment.
Check whether the plug is properly
connected.
Delete some contacts from the
phonebook.
Contact your network service provider.
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