AASTRA 4223 Manual Do Utilizador
During Calls
Dialog 4223 Professional/Dialog 4225 Vision
58
Dialing during a connected call
When calling interactive teleservices, e.g. telephone banks, you
need to use Dual Tone Multi Frequency (DTMF) signals. If your
exchange has not been programmed to automatically convert your
entered digits into DTMF signals, you need to activate the feature
during the call.
During an ongoing call:
Tones
z
Press (see display) and dial the requested digits.
Entered digits are transmitted as DTMF signals.
Notes:
You can also press
9
and dial the required digits.
Finland, press
1
and dial the required digits.