Tone Sequences (Dtmf) - Siemens C81 User Manual

36 Calling

Tone sequences (DTMF)

You can, for example, enter tone se-
quences (digits) for remote access to
an answering machine during an ex-
isting connection. These entries are
transmitted directly as DTMF codes
(tone sequences).
Open menu.
§Options§
Send DTMF
Select.
J
Enter phone number.
ì
Confirm.
Using Contacts
Store phone numbers and tone se-
quences (DTMF tones) in
the same way as a normal entry.
J
Enter phone number.
0
Press until a "+" appears
in the display (wait for
the connection to be
established).
J
Enter DTMF tones (digits).
0
If necessary, wait again
for three seconds at a
time for the receiver to
process the entries
correctly.
J
Enter a name.
Save entry.
§Save§
You may also store just the DTMF
tones (digits) and then send them
during the call.
in
Contacts