Furuno FEA-2107 Operator's Manual page 523

Alarm number 4046:
------------------------------------
POSITION SENSOR IN CHANNEL NUMBER 3
HAS CHANGED OUTPUT POSITION FROM
ANOTHER DATUM TO WGS 84 DATUM.
Alarm number 4047:
------------------------------------
POSITION SENSOR IN CHANNEL NUMBER 4
HAS CHANGED OUTPUT POSITION FROM
ANOTHER DATUM TO WGS 84 DATUM.
Alarm number 4048:
------------------------------------
POSITION SENSOR IN CHANNEL NUMBER 5
HAS CHANGED OUTPUT POSITION FROM
ANOTHER DATUM TO WGS 84 DATUM.
Alarm number 4050:
-----------------------------------
ECDIS CANNOT RECEIVE ANTENNA ID
FROM RADAR IN CHANNEL 1
Alarm number 4051:
-----------------------------------
ECDIS CANNOT RECEIVE ANTENNA ID
FROM RADAR IN CHANNEL 2
Alarm number 4052:
-----------------------------------
ECDIS CANNOT RECEIVE ANTENNA ID
FROM RADAR IN CHANNEL 3
Alarm number 4053:
-----------------------------------
ECDIS CANNOT RECEIVE ANTENNA ID
FROM RADAR IN CHANNEL 4
DATUM CHANGE
DATUM CHANGE
DATUM CHANGE
ARPA ANTENNA ID ERROR
ARPA ANTENNA ID ERROR
ARPA ANTENNA ID ERROR
ARPA ANTENNA ID ERROR /6/13
/3
/3
/3
/6/13
/6/13
/6/13
30. Alarms
30-21