6-4
6.2.4 Confirming the Conditions of the Sensors
To check the conditions of the sensors, refer to 5.3.5.4.
POSITION: Be sure that the indicated status is not NO SENSOR.
UTC CLOCK: Be sure that the indicated status is IN USE. (It takes some time before IN
USE appears in case the power has been off for a long time.)
SOG/COG: Be sure that the indicated status is not NO SENSOR.
HEADING: Be sure that the indicated status is not INVALID.
ROT: Be sure that the indicated status is not NO SENSOR.
The variation of the sensors’ conditions is tabulated below.
Sensor Indication Sensor’s Condition
EXTERNAL DGNSS The external DGNSS is in use.
EXTERNAL GNSS The external GNSS is in use.
INTERNAL DGNSS (BEACON) The internal DGNSS (beacon) is in
use.
INTERNAL DGNSS (MSG.17) The internal DGNSS (message 17) is
in use.
INTERNAL GNSS The internal GNSS is in use.
POSITION
NO SENSOR The position data is not yet entered or
invalid.
IN USE The internal GPS compensates PPS. UTC
CLOCK
LOST The internal GPS has not
compensated PPS.
EXTERNAL The external SOG/COG is in use
INTERNAL The internal SOG/COG is in use
SOG
/COG
NO SENSOR The SOG/COG data are not yet
entered or invalid.
VALID Heading data are entered. HEADING
INVALID Heading data are not yet entered.
IN USE During input from a rate-of-turn
indicator.
OTHER SOURSE During input from other than the
rate-of-turn indicator.
ROT
NO SENSOR The ROT data are not yet entered or
invalid.
SENSORSTATUSUTC11:44
BRG:RNG NAME/MMSI
270
°
:0.18NM
35
°
:0.29NM
*22
°
:0.92NM
OCEAN-LINE
QUEEN
ABCDEFG-MARU
POSITION:
INTERNALDGNSS(BEACON)
UTCCLOCK:INUSE
SOG/COG:NOSENSOR
HEADING:INVALID
ROT:OTHERSORCE