Doro PHONEEASY 338GSM - Manual (Page 26)

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English
SIM card error
SIM card damaged Check the condition of the SIM
card. If it is damaged, contact the
network operator.
SIM card incorrectly installed Check the installation of the SIM
card. Remove the card and reinstall
it.
SIM card dirty or damp Wipe the contact surfaces of the
SIM card with a clean cloth.
Failure to connect to network
SIM card invalid Contact the network operator.
No coverage of GSM service Contact the network operator.
Signal too weak See Weak signal below.
Weak signal
Too far from base station Try again from another location.
Network congestion Try calling at a later time.
Echo or noise
Regional problem from bad network
relay
Hang up and redial. This may
switch to another network relay.
Failure to add a contact
Phonebook memory full Delete contacts to free up memory.
Failure to set a function
Function not supported or
subscribed from network
Contact the network operator.