Sending Dtmf Signals From The Phone Book - Sony CM-B1200 Operating Instructions Manual

Sending DTMF signals from the Phone Book

You can send DTMF (Dual Tone Multiple Frequency) signals to access
electronic services (such as telephone banking) when dialing numbers
from the Phone Book. Dual Tone Multiple Frequency is also known as
"touch-tone". A tone is generated when you press a telephone button
(number, * or #). It can be used to access answering machines, pagers,
telephone banking services, data services and other electronic services.
1
During a call, search for the Phone Book
entry that contains the numbers you want
to send.
The selected entry is displayed. Use the Directory menu
to search for the Phone Book entry (see pages 52 to 54).
2
Push
The Options menu appears.
3
Turn
push
A DTMF signal containing the entered digits, is sent in a
burst.
DTMF signal in standby mode
You can send a DTMF signal only during a call. If
you try to send a DTMF signal in standby mode,
the following message is displayed.
Notes
• To enter and send numbers one by one during a call, use the number
buttons to send the DTMF number.
• To change the length of the DTMF transmission, see "Setting the
keybeep length" on page 44.
38
B2200 25-38draft3
.
to select "Number Tone", then
.
38
L01
Tones can
be played
only during
a call.
8/21/98, 12:12 PM