Section 2 Name and Function of Each Unit  2-6 
 
[Sensor types] 
Displays the value indicated by the ship’s heading sensor. 
Displays the value indicated by the speed through water sensor. 
Displays the value indicated by the speed over the ground sensor. 
 
[Sensor value background colours] 
Each background colour represents the following meaning. 
Normal colour: Normal sensor value 
Yellow: The reliability of the sensor value is deteriorating. 
Yellowish orange: The sensor value is abnormal. 
 
[Switching the sensor source] 
 
Select the sensor source in the [Source] combo box. The following sensor sources can be selected. 
When [Menu] is selected, the [Sensor Selection/Status] dialogue is displayed. 
MAN (Manual), Gyro, Gyro 1
*1*4
, Gyro 2
*1*4
, MAG (MAG Compass)
*4
, G/C (GPS Compass) 
*2*5
*2*5
Log, Log 1
*2*5
, Log 2
*2*5
, GPSx
*3
, TGT, CORR 
*1: Only when there are two Gyros. 
*2: Only when there are two Logs. 
*3: When two or more GPS units are present, “x” indicates the unit number. 
*4: When the gyro compass system equipped with the automatic switching function is used, the display of the 
sensor source changes automatically according to the switching condition.   
*5: When 1AX is installed in Log, Log cannot be selected from the sensor source. 
 
UTC/Local date and time 
This button displays the current date and time. 
•  When the button is clicked on, the time can be 
switched to the UTC time display or Local time 
display. 
•  Set the time format by selecting [Maintenance] - 
[Date/Time/Time Zone]-[Display Style] on the 
menu. 
For the details, refer to "15.1.1 Setting 
Date/Time/Time Zone". 
Sensor information 
Various sensor information items are displayed.