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With door calls forwarded using
the door call forwarding function to
an external landline/mobile phone,
after ending the call (replacing the
receiver) an engaged tone is audible
from the telephone network. To pre
-
vent this, the door loudspeaker can
be silenced once remotely before
you end the call.
Procedure:
1 Before ending
the door call,
enter
the following
character
sequence
using the keypad of the
landline / mobile phone in order to
silence the door loudspeaker once:
* 0 #
2
If this character sequence is
not
entered, the engaged tone is audible
at the door loudspeaker until call
timeout (around 1 minute).
3
End
the door call at your external
landline/mobile phone.
Menu – Intercom
Switching off the door loud-
speaker
Ending a call
