User manual HUMMINBIRD FISHFINDER 580 CHARPLOTTER

[. . . ] Fishfinder 580 Chartplotter Operations Manual 531517-1_A Thank You! Thank you for choosing Humminbird®, America's #1 name in fishfinders. Humminbird® has built its reputation by designing and manufacturing top-quality, thoroughly reliable marine equipment. Your Humminbird® is designed for trouble-free use in even the harshest marine environment. In the unlikely event that your Humminbird® does require repairs, we offer an exclusive Service Policy - free of charge during the first year after purchase, and available at a reasonable rate after the one-year period. [. . . ] See Real Time Sonar (RTS®) Window for more information. RTS® Window (Wide) RTS® Window (Narrow) RTS® Window (Off) To change the RTS® Window setting: 1. Highlight RTS Window on the Sonar main menu. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the RTS® Window setting. (Wide, Narrow, Off, Default = Wide) 58 Zoom Width Zoom Width adjusts the width of the Zoom window on the Sonar Zoom View. Highlight Zoom Width on the Sonar main menu. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Zoom Width setting. (Narrow, Medium, Wide, Default = Wide) 83 kHz Sensitivity (Advanced) 83 kHz Sensitivity changes the sensitivity of the 83 kHz beam. Increasing the 83 kHz Sensitivity will display additional weak returns and decreasing the 83 kHz Sensitivity will display fewer weak returns. The 83 kHz Sensitivity menu choice is only available when User Mode is set to Advanced (see Setup Menu Tab: User Mode). NOTE: 83 kHz Sensitivity is particularly useful for adjusting the sensitivity of the 83 kHz sonar returns in the 200/83 kHz Split Sonar View. The 83 kHz sensitivity can be adjusted without affecting the sensitivity of the 200 kHz returns shown in the 200 kHz sonar window. To set the 83 kHz Sensitivity: 1. Make sure you are in Advanced User Mode, then highlight 83 kHz Sensitivity on the Sonar main menu. Use the LEFT or RIGHT 4-WAY Cursor Control keys to set the 83 kHz Sensitivity. (-10 to +10, Default = 0) 59 Depth Lines (Advanced) Depth Lines divide the display into four equal sections that are separated by three horizontal depth lines. The depth of each line is displayed along the depth scale. You can either turn Depth Lines On or Off. The Depth Lines menu choice is available when User Mode is set to Advanced (see Setup Menu Tab: User Mode). Depth Lines Depth Lines To change the Depth Lines setting: 1. Make sure you are in Advanced User Mode, then highlight Depth Lines on the Sonar main menu. Use the LEFT or RIGHT 4-WAY Cursor Control keys to turn the Depth Lines setting On or Off. (Off, On, Default = On) 60 Surface Clutter (Advanced) Surface Clutter adjusts the filter that removes surface clutter noise caused by algae and aeration. The lower the setting, the less surface clutter will be displayed. The Surface Clutter menu choice is available when User Mode is set to Advanced (see Setup Menu Tab: User Mode). Surface Clutter To change the Surface Clutter setting: 1. Make sure you are in Advanced User Mode, then highlight Surface Clutter on the Sonar main menu. [. . . ] Track Line (TRK): The Track Line is the desired line of travel between two waypoints, and represents the most efficient path between the two points because it is a straight line. 321°, where 000° is North, 090° East, 180° is South, 270° is West). See Cross Track Error and Course Over Ground. Trackplotter: Trackplotter describes a navigation device that shows Present Position, along with Track, Waypoint, and Routes, but NO MAP in the background. [. . . ]