64 GPSMAP 192C Owner’s ManualM AIN MENU > M AP TABMap TabThe Map tab changes the display properties of the Map page.The following pages contain descriptions of the Map tab’s eightsub tabs.General Tab• Detail—Most, More, Normal, Less, Least: controls howmuch map detail is displayed. This setting only applies tomap features set to Auto. Features that have a specified scaleor are turned Off are unaffected by this setting.• Orientation—North Up: fixes the top of the map display toa north heading. Track Up: fixes the top of the map displayto the current track heading. Course Up: fixes the map so thedirection of navigation is always up.• AutoZoom—On, Off: when On the map automaticallyadjusts the map scale to a lower scale as you approach youdestination point.• Color Mode—For Sun, For Dark: controls colors change tocorrect for day and night lighting conditions.Source Tab• Basemap—On/Off: turns on or off the built-in base map.• Data Card Maps—On/Off: turns on or off all BlueChart orMapSource data loaded in the unit or on the data card.• Built-in Maps—On/Off: turns on or off all built-inBlueChart maps.
