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A.3 Cautions
Message
AIS 95% Capacity
AIS ACT 95% Capacity
AMS #n(Alert
Communication Failed,
Sub LAN)
AMS #n(Alert
Communication Failed,
Main LAN)
Autopilot(Invalid)
Autopilot(Not Plausible)
Autopilot(Unavailable)
Chart licence will expire
soon(SSE 20)
Crossing a User defined
Caution Object
Dongle Disable Mode
ENC Data Are Available
HDOP exceeded(GPS#n)
Heading(No Correction)
Heading(Unmatched
Source)
Navigational Hazard
(AtoN)
Navigational Hazard(spot
sounding)
Navigational Hazard(to be
avoided)
Navigational Hazard
(Vertical Clearance)
Position(Low Integrity,
GPS#n)
Position(NON-WGS84)
Scanner Rotating
Selected Fix View
Special condition
area(Anchorage area)
Subject
RADAR/
Exceeded 95% of the maximum number of AIS
AIS
targets
RADAR/
Exceeded 95% of the maximum number of AIS
AIS
activation targets
AMS
Alert Communication with No.#n AMS cannot
be performed via Sub LAN.
AMS
Alert Communication with No.#n AMS cannot
be performed via Main LAN.
INS
There is a format error or a status error of the
Autopilot data.
INS
There is a range error of Autopilot data.
INS
The Autopilot data cannot be received.
ECDIS
The chart license will expire within 30 days
ECDIS
A position is near user-defined objects
ECDIS
Operation is performed in the Dongle Disable
mode at a USB dongle failure
ECDIS
ENC chart is available
INS
The GPS #n precision is deteriorated.
TCS
No correction for Gyro azimuth
TCS
Primary heading source is unmatched between
ECDIS and Autopilot.
ECDIS
The position is near a A to N.
ECDIS
The position is near a spot sounding.
ECDIS
The position is near a hazard.
ECDIS
The position is near a vertical clearance limit.
TCS
GPS#n measurement position integrity
deterioration
RADAR/
DATUM of the position that is currently used is
AIS
not WGS84.
RADAR/
The scanner is rotating (waveforms not
AIS
transmitted yet): ICE CLASS standby
ECDIS
When Fix View is selected
ECDIS
Crossing an anchorage area.
Warning or caution as selected by user.
Default Setting is Caution.
A-11
Explanation
Category
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
APP A
B
B
B
A
Appendix A Alert List
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