
Making Calls
33
Step by Step
Activating Tone Dialing
(DTMF Suffix-Dialing)
You can transmit dual-tone multifrequency (DTMF) signals to control
devices such as an answering machine or automatic information sys-
tem.
Press the key. The LED lights up.
>
:
Select and confirm
1
.
or
qig
Enter the code.
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You can use the keys "0" through "9", "
*
", and "#" to transmit DTMF
signals.
Automatic Connection Setup (Hotline)
If this function is configured (contact your service personnel), the sys-
tem automatically sets up a connection to a preset internal or external
destination.
n
Lift the handset.
Depending on the setting, the connection is either set up immediate-
ly or only after a preset period of time (hotline after a timeout).
Program/Service
*
53=DTMF dialing?
[1] Different Displays
(T-Octopus F 900 Environment
Ending the call also deactivates DTMF suffix-dialing.
Your system may be configured so that you can start DTMF
suffix dialing immediately after setting up a connection.