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User interface
Compass cards
Activate
to place evenly spaced compass markers on the outer range
Compass Cards
ring in horizontal views.
The compass markers rotate based in the inputs from a navigation sensor. An update
takes place when the vessel heading changes more than 1 degree.
Related topics
User interface, page 294
Sonar views, page 316
Horizontal view, page 318
Course line
is located on the
menu. This function displays a dotted line
Course Line
Visual Objects
drawn from the bow of the vessel symbol. The line reflects your vessel's current course.
Open the button to select a time period. The
function will predict your
Course Line
location after the chosen time period. The information is based on the inputs from the
navigation sensors that are connected to the SN90 system.
Related topics
User interface, page 294
Sonar views, page 316
Horizontal view, page 318
Coverage plot
When you operate with sector transmissions, the area covered by the sonar beams is
limited by the chosen transmit sector angle. To make it easier to recognize the area
limits, dedicated border lines may be added to the presentation.
These lines are used to outline the sector.Use this function to toggle the coverage plot
lines On or Off.
If you increase the tilt, and then exceed the range using the
function,
View Range
will indicate the current practical range with a circle. The same applies if
Coverage Plot
you set
to True.
Range Projection
This function is opened from the
menu.
is located on the
Cosmetics
Cosmetics
Display
menu.
Related topics
User interface, page 294
Sonar views, page 316
Horizontal view, page 318
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