JRC ECDIS - Page 161

A-9 Appendix A Alert and Maintenance INFO List
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APP A
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Message Subject Explanation Category
TXRX(PROC) Scanner
Unit
The radar antenna detected a problem with
the signal control circuit.
B
TXRX(PS) Scanner
Unit
The power supply circuit in the radar antenna
is abnormal.
B
TXRX(Reverse)
Scanner
Unit
In the radar antenna, the antenna is rotating
in the reverse direction.
B
TXRX(SSW Off)
Scanner
Unit
The safety switch of radar antenna is OFF. B
TXRX(Trigger)
Scanner
Unit
There is possibility that timing reference
signals are not normally output from the radar
antenna.
B
TXRX(Video)
Scanner
Unit
There is possibility that radar image signals
are not normally output from the radar
antenna.
B
VDR(Delivery Failed) RADAR/
AIS
Delivery of captured image for VDR failed. B
VDR(Unexpected Data) RADAR/
AIS
Delivery of image to VDR cannot be
performed.
B
The Alerts to escalation are as shown below.
Message Escalation Time Explanation
Actual course change Warning to
Alarm
30s Arrival at Wheel Over Line Alarm was not
acknowledged for 30 seconds. If the alarm is
not acknowledged for an extra period of 30
seconds, Back-up Navigator Call is
transferred to BNWAS.
Dragging anchor Warning to
Alarm
120s Own ship exited from the dragging anchor
monitoring area.
If Dragging anchor warning is not
acknowledge for 2 minutes, the warning
escalates to alarm.
Early course change Warning to
Alarm
30s An early course change alarm was not
acknowledged for 30s seconds. If the alarm is
not acknowledge for an extra period of 30
seconds, Back-up Navigator Call is
transferred to BNWAS.
End Of Track Warning to
Alarm
30s An End Of Track notice was not
acknowledged for 30 seconds. If the notice is
not acknowledge for an extra period of 30
seconds, Back-up Navigator Call is
transferred to BNWAS.
Track Control Stopped Warning to
Alarm
30s TCS Stop was not acknowledged for a period
of 30 seconds.
If the effect is not acknowledged for an extra
period of 30 seconds, Back-up Navigator Call
is transferred to BNWAS.
Other warning
messages
Warning to
Warning
60s
(Default)
An unacknowledged warning will be
generated repeatedly until it is acknowledged.