5. AIS OPERATION
5-7
5.9 Showing, Hiding AIS Target Tracks
AIS target tracks may be shown or hidden as follows
1. Press the MENU key followed by the A: CHART SETUP and B: TRACKS & MARKS
CONTROL soft keys to open the TRACK CONTROL menu.
2. Use the Trackball to select TARGET TRACK DISPLAY.
3. Press the A: EDIT soft key to show the target track display window.
4. Use the Trackball to select one of the following:
OFF (no ARP nor AIS): Turn off target tracks.
ON (ARP and AIS): Turn on target tracks
ARP ONLY (ARP equipped): Show only ARP tracks.
AIS ONLY (AIS equipped): Show only AIS tracks.
BOTH: Show both ARP and AIS tracks.
5. Press the C: ENTER soft key.
6. Press the MENU key to close the menu.
5.10 Choosing Vector Time
The vector is the line extending from a tracked target which shows estimated speed and
course of the target. The vector tip shows an estimated position of the target after the
selected vector time elapses. It can be useful to extend the vector length (time) in order to
evaluate the risk of collision with any target.
1. Press the MENU key followed by the ARP SETUP soft key.
2. Press the E: SYSTEM CONFIGURATION soft key.
3. Press the A: GENERAL SETUP soft key.
4. Press the C: AIS OPTION soft key to show the AIS OPTION menu.
5. Choose VECTOR TIME and then press the A: EDIT soft key to show the AIS vector time
window.
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30 seconds
1 minute
3 minutes
6 minutes
15 minutes
30 minutes
AIS VECTOR TIME
AIS vector time window
6. Operate the Trackball to select vector time among 30 sec, 1 min, 3 min, 6 min, 15 min
and 30 min.
7. Press the C: ENTER soft key.
8. Press the MENU key to close the menu.