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AIS
10-13
10.13 Combining AIS with ARPA (fusion)
If equipped with ARPA it may be jointly used with the AIS. In this case specify the
parameters for which an ARPA target is converted to an AIS target.
1. Confirm that "MAN" or “AUTO+MAN” is shown at the right-hand corner of the display.
2. Press the [F2] key to open the AIS(1) menu.
3. Press the [0] key twice to open the AIS(2) menu.
4. Press the [0] key twice to open the AIS(3) menu.
[(AIS(3)]
1.
2. Fusion
On Off
Posn 0.000NM
Rng 0.000NM
Brg 00.0
Spd 0.0KT
Cse 00.0
AIS Alarm Message
NO ALARM
AIS3 menu
4. Press the [2] key (FUSION).
5. Press the [2] key again to choose ON and press the [ENTER] key.
6. Enter the information below, pressing the [ENTER] key after entering each data. This
information will be used to determine which ARPA targets to convert.
Posn: Range between AIS target and ARPA target.
Rng: Enter the range difference from own ship to AIS target and ARPA target.
Brg: Enter the bearing difference from own ship to AIS target and ARPA target.
Spd: Enter the speed difference between AIS target and ARPA target.
Cse: Enter the course difference between AIS target and ARPA target.
7. Press the [MENU] key to close the AIS menu.
If the information above is within the corresponding value of the ARPA and AIS targets, the
targets are judged to be the same, the ARPA symbol is erased and only the AIS symbol is
displayed. Further, “A-FSN” appears at the bottom right corner of the display at the time of
conversion and the ARPA target no. appears next to the AIS symbol.
Note: An ARPA target whose speed is less than 1 kt is converted to an AIS target if it meets
all other criteria other than course.