Chart Orientation; North Reference; Grid Rotation - Humminbird 161 Operation Manual

Chart and Combo Views should be drawn North-Up or Course-Up.
To change the Chart Orientation setting:
1. Highlight Chart Orientation on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Chart
Orientation setting. (North-Up, Course-Up, Default = North-Up)
NOTE: The Chart Orientation setting does not apply to the Bird's Eye View.
with one of two orientations: True North or Magnetic North.
To change the North Reference setting:
1. Highlight North Reference on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the North
Reference setting. (True, Magnetic, Default = True)
trolling grid in degrees, where a setting of 0° displays a standard North, South, East,
West alignment. See Waypoints for information on how to set a Grid.
To change the Grid Rotation setting:
1. Highlight Grid Rotation on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Grid Rotation
setting. (0° to 89°, Default = 0°)

Chart Orientation

Chart Orientation allows you to select whether the

North Reference

North Reference allows you to have bearings displayed

Grid Rotation

Grid Rotation allows you to set the orientation of the
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