Using Charts18 GPSMAP 400/500 Series Owner’s ManualFor settings and options related to Full Screen Map, Waypoints & Tracks,Other Vessels, and Data Bars, see “Navigation Chart Menu” on page 9.To customize the appearance of the Fishing Chart screen, select MENU >Chart Setup (page 11).Enabling High resolution Satellite ImageryYou can overlay high-resolution satellite images on the land, sea, or bothportions of the Navigation chart when using a preprogrammed BlueChart g2Vision SD card.To enable satellite imagery:1. While viewing the Navigation chart, press MENU.2. Select Chart Setup > Photos.3. Select one of the following:• Off—standard chart information is shown on the map.• Land Only—standard chart information is shown on water with photosoverlaying the land.• On—photos overlay both the water and the land at a specified opacity.The higher you set the percentage, the more the satellite photos willcover both land and water.NOTE: When enabled, the high-resolution satellite images are only presentat lower zoom levels. If you cannot see the high-resolution images in yourBlueChart g2 Vision region, either zoom in further using the Range (+) key, orset the detail level higher (page 12).Photo Overlay Off Land Only Photo OverlayPhoto Overlay at 50% Photo Overlay at 100%