Sending DTMF tones
You can send DTMF (dual tone multi-frequency) tones during an active call to control your voice mailbox or other automated
phone services.
To send a DTMF tone sequence, make a call, wait until the other end answers, press Menu, and select
Call
>
Send DTMF tone...
Select a predefined DTMF tone sequence, or type it.
Tip: You can attach DTMF sequences to contact cards. Go to
Contacts
, open a contact card, press
Add field
, and select
DTMF
.
To insert a pause of about 2 seconds before, or between, DTMF characters, press the p key.
To set the device to send the characters only after you press
Send tone
during a call, press the w key.
Tip: You can also send DTMF tones by pressing the number keys. When the device cover is closed, you can press number
keys on the phone keypad to send tones.