Sending Dtmf Tones - Nokia 2110 Electronic User's Manual

Sending DTMF Tones

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.
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.
Automatic Transmission
Make a call to the desired phone number
Press and hold the
Move the pointer with
the OK selection key.
Key in the number of the memory location where the
DTMF digits are stored and press the
key.
The digits are recalled from the given location and sent to
the network.
The selection key will terminate the transmission
Quit
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
Menu selection key for a second
or to Send DTMF and press
94
selection
Find