APPENDIX 4 ALERT LIST
AP-47
30603 2 274 Depth(Mid) Not
Available
Caution/B Depth data of all
available depth sen-
sor(Midship) has
been not available
for more than 3 sec-
onds.
Check the connec-
tion with all echo
sounders.
30603 3 275 Depth(Stern) Not
Available
Depth data of all
available depth sen-
sor(Stern) has been
not available for
more than 3 sec-
onds.
Check the connec-
tion with all echo
sounders.
30603 4 278 STW Not Available STW data of all
available SDME
sensors has been
not available for
more than 3 sec-
onds.
Check the connec-
tion with all SDME.
30603 5 285 Heading Magnetic
Not Available
Heading data of all
available magnetic
gyro has been not
available for more
than 3 seconds.
Check the connec-
tion with all mag-
netic gyro.
30644 - 644 Actual UKC Limit Warning/
A
Actual depth is out-
side the preset UKC
limit.
Check depth, ad-
just heading ac-
cordingly.
30700 - 700 RT Version is high-
er
Caution/B Received route
transfer sentence
(RTZ) is a higher
version than this
system.
Check route de-
tails. Some route
details may not be
displayed correct-
ly.
30702 - 528 REF Target Lost Warning/
A
REF target is lost
and cannot be
tracked.
REF target is lost.
Check the lost tar-
get.
30711 - 539 AIS Message Re-
ceived
Caution/B AIS message is re-
ceived.
-
30712 - 541 AIS Message
Transmit Error
Caution/B AIS message trans-
mission failed.
Check the connec-
tion with AIS.
30713 - 542 AIS Transmitting Caution/B AIS transponder is
transmitting.
-
30715 - 550 Active AIS-SART/
MOB/EPIRB
Warning/
B
Detected an active
AIS-SART, MOB or
EPIRB.
Take the appropri-
ate action.
30800 1 691 RM Stop - Exceed
Max XTD
Alarm/A Route monitoring is
stopped because
distance from route
is more than set val-
ue of Max XTD.
Start route moni-
toring after ap-
proaching the
monitoring route.
ALF ALR
Alert name
Priority/
Category
Meaning Remedy
No. Inst.* No.