Operations |
3.5.26.4 Transmitting a Group Call
You can send and receive DSC calls from groups of stations that share the same MMSI number. There are three types: ROUTINE for normal calls, SAFETY for advisory alerts, and URGENCY for assistance when life is not in immediate danger.
The RAY230/230E can receive all three types of Group calls but can only transmit ROUTINE Group calls. As with any DSC operation, the call is made on channel 70.
To make a Group Call:
1.Set up the Group MMSI number as outlined in Section 3.5.30.3.4.
2.Press the INDV key. Ind appears on the
3.Press the SQ UP/DOWN key to alternate between SHIP, SHORE, and GROUP. Stop on GROUP. The GROUP message only appears if you have set up the Group MMSI number as outlined in Section 3.5.30.3.4.
4.When GROUP appears, press the ENT key. GrP appears on the 7- segment display and the registered Group MMSI number appears on the dot matrix display.
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Group MMSI number
Only appears if Group MMSI number is set up via DSC Operation in Menu Mode
Note: Since only one group MMSI number can be registered at a time, only one MMSI number can be displayed when GROUP is selected. To change the group MMSI number, see Section 3.5.30.3.4.
5.Press ENT to accept the MMSI number.
6.Use the SQ UP/DOWN key to select the Working Channel for communication.
7.When the desired channel number appears, press ENT. The dot matrix display scrolls between the Working Channel and the Group MMSI number.
