In the Case of Problems
177
The CLIP
1
func-
tion does not work
− The caller number display function is a supplemen-
tary service offered by telephone network providers.
Contact your network provider for further information.
− The caller has suppressed the transmission of their
phone number.
The SIM card
cannot be read
− Check that the SIM card is inserted correctly;
− Ensure that all the SIM card security features have
been deactivated.
The answering
machine does not
record any
messages
− Ensure that the answering machine is connected
correctly and switched on.
− Check whether the answering machine memory is
full. Delete messages from the memory, if necessary;
No remote access
functions can be
executed
− Check that the correct security code has been
entered for remote access;
− The telephone used for remote access must be set to
Tone dialling.
1
CLIP: C
alling
L
ine
I
dentification
P
resentation