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

5. DSC GENERAL MESSAGE CALLING, RECEIVING
5.3

Geographical Area Call

The purpose of a geographical area call is to send a call to all ships within the area
you designate. In the figure below, for example, the call is sent to all ships within 24-
34°N, 135-140°W (QUADRANT) and 34°N, 140°W, range: 500 NM (CIRCLE).
Reference point
(For example,
34°N, 140°W)
140°W
5.3.1

How to send a geographical area 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 [AREA MSG] then push the knob.
4. With [AREA CR] selected, push the ENTER knob.
5. Rotate the ENTER knob to select [CIRCLE] or [QUADRANT] then push the knob.
5-12
34°N
10°
24°N
5°
135°W
QUADRANT
CIRCLE setting window
Reference point
(For example,
34°N, 140°W)
QUADRANT setting window
500 NM
CIRCLE