39
38
Audio Signals and Cadences
Dialling tone
Continuous tone, 425 Hz
You can dial a number
Call signalling
1s Tone, 425 Hz,
4s Pause
Another subscriber is
being called
Busy tone
0,25s Pause
0,25s Tone, 425 Hz,
The subscriber you
called is busy
Special busy tone
3x 0, 5s Tone, 425 Hz, 0,5 s
Pause, 0,1s Tone, 425 Hz,
0,9 s Pause
The subscriber you
called is busy.
You can activate a
callback request.
Call-waiting tone
0,1s Tone, 425 Hz,
0,25s Pause, 0,1 s Tone
425 Hz, 3s Pause
You are conducting a
conversation when you
receive a second call
Positive acknowledgement tone
1s Tone, 425 Hz
Positive acknowledgement
of a programming action
Negative acknowledgement tone 0,3 s Tone 1600 Hz, 0,3 s
Pause, 0,3 s Tone 1600 Hz,
0,3 s Pause, 0,3 s Tone
1600 Hz
A programming action
has been rejected
Signal tone
0, 25 s Tone 1600 Hz, 0,25s
Pause, 0,25s, Tone, 1600 Hz
After pressing the R-key
when in the call state
Programming tone
0, 2s Tone, 1600 Hz
0, 2s Pause, 0, 2s Tone 1600
Hz , 0,2s Pause, 0,2s Tone
1600 Hz,
Programming mode has
been switched on.
External call signalling
1s Call, 4 s Pause
External call
Internal call signalling
0, 5s Call, 0,5s Pause
1s Call, 4 s Pause
Call from the other
analogue line
Programming Other Settings
Audio Signals and Cadences
Settings on Delivery
• All telephone numbers are
deleted.
• The main number for your
ISDN access is transmitted to
the called subscriber.
• Operation on telecommuni-
cations systems is deacti-
vated (see page 36).
• Call waiting is activated (see
page 27).
• All calls are signalled on both
lines.
• Pulse-dialling telephones are
not checked in (see page 16).
• Keypad signalling is active.