3 text messages, 4 restarting the nauticast – ACR Electronics Nauticast Y1-03-0212 User Manual

Page 53

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Installation Manual

49

Y1-03-0212 Rev. E

56 AIS: ENTER MMSI NUMBER

No valid MMSI
entered.

Reaction: During the initial boot or after “factory settings” the user is
asked to enter a valid MMSI. As long as this is not done, the system
does not transmit.
Remedy: Enter a valid MMSI

5.3 Text Messages

ID

Description Text

Cause/Source

Reaction of the System / Remedy

07 AIS: UTC clock lost

Internal GPS

Reaction: the transponder unit continues operation using indirect or

semaphore synchronisation

Remedy:
Check GPS Antenna for AIS.

21 AIS: external DGNSS in use

Information

Reaction: Positioning is fully operational
Remedy: no action required

22 AIS: external GNSS in use

Information

Reaction: The transponder unit continues operation using the position

data from a GNSS receiver

Remedy: no action required

23

AIS: internal DGNSS in use
(beacon) 023

Information

Reaction: The transponder unit uses position data from the internal

source. The internal GNSS receiver is capable of processing DGNSS
corrections.

Remedy: no action required

24

AIS: internal DGNSS in use
(message 17)

25 AIS: internal GNSS in use

Information
additional to
Alarm ID 25

Reaction: The transponder unit continues operation using the position

data from the internal GPS.

Remedy
Check the sensor and the cabling; Check if the system that delivers the

data is working; Check the baud rate settings of the sensor input

27 AIS: external SOG/COG in use

Information

Reaction: COG/SOG is in full operation
Remedy: no action required

28 AIS: internal SOG/COG in use

Information
additional to
Alarm ID 29 or
ID 30

Reaction: The transponder unit continues operation using the data from

the internal GPS.

Remedy:
Check the sensor and the cabling; Check if the system that delivers the

data is working; Check the baud rate settings of the sensor inputs

31 AIS: Heading valid

Information

Reaction: Heading is in full operation
Remedy: no action required

33

AIS: Rate of Turn Indicator in
use

Information

Reaction: A Rate Of Turn indicator is connected and in full operation
Remedy: no action required

34 AIS: Other ROT source in use

Information

Reaction: The transponder unit is operating with ROT data rather than

with TIROT data - therefore the AIS only differs between

+ 127 (turning right at 720 degrees per minute or higher) and
– 127 (turning left at 720 degrees per minute or higher)

5.4 Restarting the NAUTICAST


The NAUTICAST can

be restarted during operation by pressing the keys “Shift” + “Fn” + “Del”

simultaneously. It may take up to 6 minutes to receive all information from other ships again
because of their reporting interval.

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