North Up (N-UP)

Course Up (C-UP)

 

 

 

Note: If heading data becomes unavailable whilst in this mode, a warning message will be shown, the status bar indicates North-Up in brackets and the radar uses 0° heading in relative motion. When heading data becomes available once more, North-Up mode is reinstated.

Note: It is not possible to select Head Up mode when the motion mode is set to True.

If you select a new course, the picture will reset to display the new course upwards.

The reference used for Course-Up depends upon the information available at a given time. The system always prioritizes this information in the following order:

1.Bearing from origin to destination, that is, intended course.

2.Locked heading from an Autopilot.

3.Bearing to waypoint.

4.Instantaneous heading.

Note: If heading data becomes unavailable whilst in this mode, a warning message will be shown, the status bar indicates the Course Up in brackets and the radar uses 0° heading in relative motion. When heading data becomes available once more, Course-Up mode is reinstated.

Selecting the radar orientation mode

In the radar application:

Using radar

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Raymarine C140w, C90w manual North Up N-UP Course Up C-UP, Selecting the radar orientation mode