Group Call; How To Send A Group Call - Furuno FS-1575 Operator's Manual

5. DSC GENERAL MESSAGE CALLING, RECEIVING
5.2

Group Call

A group call is for calling a specific group by specifying its group MMSI.
5.2.1

How to send a group call

1. Press the OTHER DSC MSG key.
2. Rotate the ENTER knob to select [MSG TYPE] then push the knob.
3. Rotate the ENTER knob to select [GROUP MSG] then push the knob.
4. With [TO] selected, push the ENTER knob.
5. Rotate the ENTER knob to select [DIRECT INPUT] or [ADDRESS BOOK DATA]
then push the knob.
[ADDRESS BOOK DATA]: Select an MMSI from the [ADDRESS BOOK] (see
section 6.15) then push the ENTER knob.
[DIRECT INPUT]: Enter group MMSI (eight digits) with the numeric keys then
push the ENTER knob.
6. With [COMM MODE] selected, push the ENTER knob.
7. Rotate the ENTER knob to select [TELEPHONE] or [NBDP-FEC] then push the
knob.
8. Rotate the ENTER knob to select [DSC FREQ] then push the knob.
9. Rotate the ENTER knob to select DSC frequency desired then push the knob (see
"How to set DSC frequency" on page 5-2). The communication frequency chang-
es in conjunction with DSC frequency. If you change the communication frequen-
cy, go to step 10. If not, go to step 13.
10. Rotate the ENTER knob to select [COMM FREQ] then push the knob.
11. Rotate the ENTER knob to select [FREQUENCY] or [CHANNEL] then push the
knob.
5-10