To show or hide messages using the log filter:1. On the Main menu, highlight the Message tab.2. Highlight the Log Filter sub tab. All messages appear bydefault.Message Log Filter tab3. Highlight the message type you want to hide, and pressEnter. The message name appears in the Hide window.4. Highlight the message, and press Enter to show it again.Display TabUse the Display tab to set display features, such as pages to show inthe main page sequence and how long the backlight stays on.Main menu—Display tabMain Menu—allows you to indicate whether the Main menu tabscontain text and icons (default) or text tabs only.Color mode—allows you to set the display to Day, Night, or Autocolor mode. Select Auto to automatically switch from day to nightat sunset and change back at sunrise.Twilight Adjustment—allows the unit to adjust the backlight foroptimum viewing during twilight times.Navigation Page—allows you to indicate whether the navigationpage appears in the main page sequence.Compass Page—allows you to indicate whether the Compass pageappears in the main page sequence.Backlight Intensity—allows you to turn the backlight up or down.64 GPSMAP 580/585 Owner’s ManualMain Menu