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1. OPERATIONAL OVERVIEW
1-50
1.40 Alarm Message Display
When trouble occurs the radar generates audio and/or visual alarms (See Note on next page) to
alert you. The alarm message display shows all alarms currently violated. You may show this dis-
play as follows:
1. Press the MENU key to open the menu.
2. Choose the Display menu and press the ENTER key.
3. Choose Alarm Message and press the ENTER key.
Alarm message display
To close the alarm message display, press any key.
List of alarm messages
List of alarm messages
Alarm category Alarm name
Signal missing
BEARING Bearing signal lost
GYRO AD-10 format gyro signal lost
HEADING Heading signal lost
NMEA-HEAD NMEA format heading signal lost
POSITION NMEA format position data lost
TRIGGER Trigger signal lost
VIDEO Video signal lost
Target alarm
IN An echo has entered a target alarm zone.
OUT An echo has exited a target alarm zone.
ARP alarm
COLLISION CPA and TCPA of an ARP target is less than CPA and TCPA alarm
settings.
LOST Acquired ARP target becomes lost.
PROXIMITY The range to an ARP target is less than the user-set proximity
alarm range.
Alarm Message
[SIGNAL MISSING] TRIGGER HEADING BEARING GYRO VIDEO POSITION NMEA-HEAD
[TARGET ALARM1] IN OUT [TARGET ALARM2] IN OUT
[ARP ALARM] COLLISION LOST TARGET-FULL PROXIMITY
[AIS ALARM] COLLISION PROXIMITY
[AIS SYSTEM] TX ANT CH1 CH2 CH70 FAIL MKD
EPFS L/L SOG COG HDG ROT
<PLEASE PUSH ANY KEY - - TO STOP ALARM AND CLOSE THIS WINDOW>