OPERATOR`S MANUAL

4. AIS OPERATION

4.15.4

How to automatically display received messages

1. Select the [AIS] box at the right of the screen, then press the right button. The

[AIS TARGET MENU] appears.

2. Select [AUTO DISP MESSAGE], then push the ADJUST knob.

3. Select [ON] to display messages as they are received, [OFF] to disable the automatic display, then push the ADJUST knob.

4. Close the menu.

4.15.5

How to display AIS alert messages

The AIS transponder outputs various alert messages. To view the alert list:

1. Select the [AIS] box at the right of the screen, then press the right button. The

[AIS TARGET MENU] appears.

2. Select [AIS ALERT MESSAGES], then push the ADJUST knob.

3. Select the message to display, then push the ADJUST knob.

4. Close the menu.

4.16

AIS System Messages

AIS system messages are displayed at the bottom right corner of the screen. The table below shows the AIS system messages and their meanings.

Message

"AIS COLLISION"

Priority

Alarm

Meaning

CPA and TCPA of an activated AIS target are below value set on the menu.

"AIS NEW TARGET"

"AIS LOST"

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.

"AIS TARGET FULL" Warning The radar only displays the closest 1000 AIS targets from own ship.

"RECEIVE" Warning Not receiving AIS data from own AIS (VDO message).

"AIS TARGET 95%"

"ASSOCIATION"

Caution Appears when capacity for AIS targets is 95% full.

Caution Tracked target merged with AIS target. The indication disappears when the target no longer meets the criteria set in section 4.12.

When the message "RECEIVE" appears, "ASSO-

CIATION" is not displayed.

"TRANSMIT ERROR" Caution Could not send AIS message.

"AIS TRANSMITTING" Caution AIS message is being transmitted.

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