Ais System Messages - Furuno FAR-2228-BB Operator's Manual

4. AIS OPERATION
4.18

AIS System Messages

AIS system messages are displayed at the bottom right corner of the screen. The table
below shows the AIS system messages, their alert priority and their meanings.
Message
"AIS DANGER OF
COLLISION"
"AIS NEW TARGET"
"AIS TARGET LOST"
"AIS DISPLAY FULL"
"ACTIVE AIS FULL"
"AIS COM ERROR"
"AIS CAPACITY 95%"
"AIS CAPACITY FULL" Caution
"AIS DISPLAY 95"%
"ACTIVE AIS 95%"
"TRANSMIT ERROR"
4-26
Priority
Alarm CPA and TCPA of an activated AIS target are below
value set on the menu.
Warning AIS target has entered an acquisition zone.
Warning Lost target. An activated target is declared a lost
target when it fails to produce data for six minutes
or five reporting intervals, whichever is the shorter.
Warning The radar only displays the closest 350 AIS targets
from own ship.
Warning Number of active AIS targets has reached 50.
Warning Not receiving AIS data from own AIS (VDO mes-
sage).
Note: When no AIS data is received, the message
"AIS COM ERROR" appears in the Alert Box.
Check connection with the AIS transponder.
When the AIS function is disabled: Above mes-
sage is prioritized as a Caution level alert for IMO/
R-types. A/B/W-types do not show this alert.
When the AIS function is active: Above message
is prioritized as a Warning level alert for all radar
types.
Caution Number of AIS targets has reached 1140. (Appears
for R-types only.)
Number of AIS targets has reached 1200. (Priority
is set to Warning for R-types.)
Caution Number of displayed AIS targets has reached 333.
Caution Number of active AIS targets has reached 48.
Caution Could not send AIS message.
Meaning