User's Manual

6-6
6.2.4 Confirming the Conditions of the Sensors
Display the sensor status and be sure that the sensor is working.
To display the sensor status, please select “Main Menu”  “3. MAINTENANCE”  “4. SENSOR
STATUS”.
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.
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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.
INT DGNSS (BEACON) The internal DGNSS (beacon) is in use.
INT 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
or not received.
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 or not received.
VALID Heading data are entered. HEADING
INVALID Heading data are not yet entered or invalid or
not received.
IN USE The ROT data input from a rate-of-turn
indicator.
OTHER SOURCE The ROT data input from a source other than
a rate-of turn indicator.
ROT
NO SENSOR The ROT data are not yet entered or invalid or
heading data not received.