Delete all nav data – Humminbird 531478-2_B User Manual

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Delete All Nav Data

(Advanced)

Delete All Nav Data allows you to delete all saved Tracks and Waypoints. This menu
choice should be used with caution. The Delete All Nav Data menu choice is only
available when User Mode is set to Advanced (see Setup Menu Tab: User Mode).

NOTE: See Setup Menu Tab: User Mode in your Fishing System Operations manual.

To Delete All Navigation Data:

1. Make sure you are in Advanced User Mode, then highlight Delete All Nav

Data on the Navigation main menu.

2. Use the RIGHT 4-WAY Cursor Control key to delete all navigation data.