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6. MAINTENANCE, TROUBLESHOOTING
6-12
6.9 System Messages
This sections provides all the error messages which may appear on the display
screen.
System messages
Message Alarm Meaning
Signal Missing
DATUM Continuous Wrong chart datum (only WGS84 is permitted)
GYRO Continuous No bearing data
LOG Continuous No speed log data
EPFS Continuous No position data
TRIGGER Continuous No trigger signal (antenna)
VIDEO Continuous No video signal
AZIMUTH Continuous No antenna rotation signal
HEADLINE Continuous No heading signal
ARP Alarm
COLLISION Continuous A tracked target’s CPA and TCPA fulfill criteria for
collision course
GUARD Continuous A tracked target is present in the guard zone
LOST Beep A tracked target becomes a lost target
ARPA SYSTEM
ERROR
Continuous No status data from ARPA
TARGET-FULL
(AUTO+MAN)
Continuous Capacity for automatic and manually acquired targets
has been reached
TARGET-FULL
(AUTO)
Continuous Capacity for automatically acquired targets has been
reached
TARGET-FULL
(MAN)
Continuous Capacity for manually acquired targets has been
reached
AIS Alarms
COLLISION Continuous A tracked target’s CPA and TCPA fulfill criteria for
collision course
LOST Beep A tracked target becomes a lost target
ARPA FUSION Beep ARPA and AIS target combined
RECEIVE None Not receiving AIS data from own AIS (VDO message)
GUARD Continuous Tracked target is inside the guard zone
CPA/TCPA Continuous CPA/TCPA cannot be calculated; Ground data (VTG, L/L)
no present
TARGET-FULL None Capacity for AIS target has been reached
AIS ALARM Continuous Alarm received from AIS transponder
(Continued on next page)