JRC JLR-7500 - Navigation Assistance Screen

3-10
3.1.9 Navigation Assistance Screen
The navigation assistance screen calculates and displays navigation information such as the
navigation start and end, leg distance, and total time. (Refer to "4.12 NAVIGATION
ASSISTANCE".)
The trip calculation screen, the external equipment display screen, and the screen for calculating
the distance/bearing between two points can be displayed by pressing
and/or .
Navigation assistance screen 1
(measurement for navigation)
RUNNING: Measurement in
progress
No display: Measurement complete
Own ship's position
(latitude and longitude)
Speed
Course
Measurement start
time
Measurement
end time
Tot al ti m e
Total distance through water
Total distance over ground
Navigation assistance screen 4
(calculation of a distance/bearing between two points)
Starting point
(latitude and longitude)
Terminal point
(latitude and longitude)
Distance calculation
method
GC: Great circle sailing
RL: Rhumb line sailing
Distance
Bearing
Navigation assistance screen 2
(water/ground trip calculation)
Measurement start time
Trip
Trip data for SOG
Trip data for STW
Trip
Measurement
end time
Tot al ti m e
A
verage speed
Measurement start time
Measurement end time
Tot al ti m e
A
verage speed
Navigation assistance screen 3
(external equipment display)
Forward/backward
speed through water
▲: Forward
▼: Backward
Water
temperature
Water depth
Current direction
Current speed
Water depth for current
measurement
Layer
A
Layer B
Layer C
Bow speed through water
◄: Leftward ►: Rightward
Stern speed through
water
◄: Leftward
►: Rightward
RUNNING: Measurement in progress
No display: Measurement complete
RUNNING: Measurement in progress
No display: Measurement complete