Nokia 7210 Cell Phone User Manual


 
7. Sending DTMF Tones
The Dual Tone Multi Frequency (DTMF) tones allow you to
communicate with answering machines, computerised
telephony systems, etc.
DTMF tones can be transmitted even when the keypad
tones are set off.
(I) Manual Transmission
Make a call to the desired phone number.
Key in the digits you want to be sent as DTMF tones.
The digits are sent one by one to the network.
Press to end the call.
(II) Automatic Transmission
Make a call to the desired phone number.
Press and hold the
Menu
selection key for a second.
Move the pointer with or to
Send DTMF
and press
the
OK
selection key.
Key in the number of the memory location where the
DTMF digits are stored and press the
Find
selection
key.
The digits are recalled from the given location and sent
to the network.
The
Quit
selection key will terminate the transmission
but not the call.
Press the key to end the call.
Linking two memory locations together
A memory location may hold up to 30 characters. You may,
however, link two locations together if you want to store the
phone number of the receiving device and the DTMF digit
EN EN
Sending DTMF Tones
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