North Reference; Waypoint Decluttering (Advanced) - Humminbird 597ci Combo Operation Manual

displayed 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. Press the LEFT or RIGHT Cursor keys to change the North Reference
setting. (True, Magnetic, Default = True)
Waypoint Decluttering allows you to set the declutter feature On or Off. When
two or more waypoints overlap, or are displayed close together on a Chart view,
the screen will automatically declutter—waypoint names will shorten and the
waypoint icons will change into small blue icons. The Waypoint Decluttering
menu option is available when User Mode is set to Advanced (see Main Menu:
User Mode).
To change the Waypoint Decluttering setting:
1. Make sure the User Mode is set to Advanced, then highlight Waypoint
Decluttering on the Navigation main menu.
2. Press the LEFT or RIGHT Cursor keys to change the Waypoint
Decluttering setting. (On, Off, Default = On)

North Reference

North Reference allows you to have bearings
Waypoint Decluttering
(Advanced)
93 Navigation Menu Tab