To initiate a DTMF call with Manually Dialled Telephone Interconnect Call
1Enter the interconnect call from the keypad microphone, you will hear a tone sequence.
Display shows e.g. | 122 |
2 Press dedicated Call Button (PTT or Call
Display icon lit: | D |
3 Wait for call set up and you hear a dial tone.
Display shows: | ENTER |
4Enter desired phone number, taking care not to press the PTT.
Note: Each DTMF digit is transmitted instantly.
Display shows e.g. | 8116 |
5Once the radio has connected to the called number, you can begin the conversation. Even though this is a phone call, your conversation mimics a radio call, and both parties speak in turn, i.e. press PTT to talk, release to listen.
6To end the call press the Monitor Button or change channel. The clear down call is sent automatically from your radio to shutdown the phone line.
Note: The radio starts a programmable timer the moment both parties stop transmitting (talking). If the
Permanent DTMF Mode
Press the
Alternatively, use the DTMF menu option to enable or disable permanent DTMF Mode.
Note: Permanent DTMF mode is not available in scan or during a call.
Using the DTMF Button
1.Press the DTMF button to switch on permanent DTMF Mode when the feature enable alert will sound, the display icon D is lit and the display
will show:
DTMF ON
2.Press the DTMF button again to switch off per- manent DTMF Mode when the feature disable alert will sound, the display icon D is extin-
guished and the display will show:
DTMF OFF
RADIO CALLS
33English