101
Appendix
C1-C2 isdn / englisch / A31008-M373-B103-1-7619 / appendix.fm / 08.06.2004
… the calls list does not indi-
cate a time for a message?
Date/time are not set.
Set the date/time (page 74).
… the answering machine
does not record any messages
or has automatically switched
over to 'announce only'?
Its memory is full.
Delete old messages.
Play back new messages and
delete.
… the handset does not ring
after the ISDN number (MSN)
has been set up?
The area prefix has been stored
with the MSN.
Store MSN
without
area prefix
… there are
no incoming
calls
?
Call forwarding
Immediately
has been activated.
The MSN has not been assigned
to the internal user.
Deactivate call forwarding
Immediately
Determine the receive MSN
… you cannot access the
answering machine
?
The answering machine lock has
been activated.
Enter answering machine PIN
… you are unable to record
any new information or
announcements
?
There is insufficient remaining
memory.
Delete old messages/informa-
tion (page 60).
Reduce the quality of the
recordings (page 64).
… you have a
PABX
and, after
dialling, the wrong connec-
tion or no connection is
made?
You have entered the wrong pre-
fix or no prefix.
Check and correct the prefix
…
the handset
does not ring
as set?
There is a different setting for
the ringer melody for the MSN.
Change the ringer tone melody
… it is not possible to access
the
answering machine
from
the
handset
?
The handset is not assigned to
the receive MSN for the answer-
ing machine.
Check assignment (page 62).
… some of the
ISDN func-
tions
do not work as stated?
The ISDN function has not been
enabled.
Check with your network pro-
vider.
… the handset does not
receive an SMS as a text mes-
sage?
You are not registered with both
SMS centres.
Register with SMS centres
What has happened
when …
Possible cause
Possible solution