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71
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Short
sends a short, fixed-duration tone for each key you
press.
Long
sends each tone for as long as you press the
key. Some systems (such as home answering machines)
may require long tones for proper activation.
Sending DTMF Tones
Using the Keypad
Sending a Stored Number
During a call, highlight a number in
Contacts
or the
Recent Calls
lists, then:
Press
To
1
keypad keys
enter a number to send
2
M
open the
Call Menu
3
S
scroll to
Send Tones
4
Select
key
send the number to the
network as DTMF tones
Press
To
1
M
open the
Call Menu
2
S
scroll to
Send Tones
3
Select
key
send the number to the
network as DTMF tones