Problem Cause/solution
I cannot make a call. R The dialling mode may be set incorrectly. Change the setting
(page 16).
R You dialled a call restricted number (page 35).
R The key lock feature is turned on. Turn it off (page 20).
Caller ID
Problem Cause/solution
Caller information is not
displayed.
R You must subscribe to a Caller ID service. Contact your service
provider/telephone company for details.
R If your unit is connected to any additional telephone equipment,
remove and plug the unit directly into the wall jack.
R If you use a DSL/ADSL service, we recommend connecting a
DSL/ADSL filter between the base unit and the telephone line
jack. Contact your DSL/ADSL provider for details.
R Other telephone equipment may be interfering with this unit.
Disconnect the other equipment and try again.
Caller information is slow
to display.
R Depending on your service provider/telephone company, the
unit may display the caller’s information at the 2nd ring or later.
Set the first ring to “Off” (page 30).
R Move closer to the base unit.
Time on the unit has
shifted.
R Incorrect time information from incoming Caller ID changes the
time. Set the time adjustment to “Manual” (off) (page 29).
SMS (Short Message Service)
Problem Cause/solution
The SMS message
centre number is logged
in the caller list and the
message is not received.
R Someone tried to send you a message while SMS is turned off.
Turn it on (page 44).
I cannot send or receive
SMS messages.
R You have not subscribed to the appropriate service. Contact
your service provider/telephone company.
R The SMS message centre number(s) are not stored or are
incorrect. Store the correct numbers (page 44).
R Message transmission was interrupted. Wait until the message
has been sent before using other telephone functions.
R If you use a DSL/ADSL service, we recommend connecting a
DSL/ADSL filter between the base unit and the telephone line
jack. Contact your DSL/ADSL provider for details.
“FD” is displayed. R The unit could not connect to the SMS message centre.
Confirm that the correct SMS message centre numbers are
stored. Confirm that SMS is turned on (page 44).
“FE” is displayed. R An error occurred while sending the message. Try again.
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Useful Information
