GPSMAP 4000 Series Owner’s Manual Using ChartsUSinGChartSUsing BlueChart g2 VisionOptional BlueChart g2 Vision preprogrammed SD cards allow you to get the most out of yourchartplotter. In addition to detailed marine charting, BlueChart g2 Vision has the following features:Mariner’s Eye 3D—provides a view from above and behind the boat for a three-dimensionalnavigation aid. The BlueChart g2 Vision Mariner’s Eye 3D is more detailed than the preloadeddata.Fish Eye 3D—provides an underwater, three-dimensional view that visually represents thesea floor according to the information on the chart.Fishing Charts—displays the chart with enhanced bottom contours and without navigationaldata. This chart works well for offshore deep-sea fishing.High Resolution Satellite Imagery—provides high resolution satellite images for a realisticview of the land and water on the Navigation chart.aerial Photos—displays marinas and other navigationally significant aerial photos to help youvisualize your surroundings.Detailed Roads and POI data—displays roads, restaurants, and other points of interest (POIs)along the shore.Auto Guidance—uses specified boat safe depth and chart data to determine the best course toyour destination.Using a BlueChart g2 Vision SD cardYou can insert or remove a BlueChart g2 Vision SD card while your Garmin GPS device is on or off.See page 3 for insertion and removal instructions.CaUTiON: BlueChart g2 Vision SD cards are not waterproof. When you are not using thecard, keep it in the original packaging for safekeeping and store it away from exposure to sunand rain.CaUTiON: BlueChart g2 Vision SD cards are susceptible to damage from static electricity.In low humidity environments, you should ground yourself on a large metal object beforehandling the card.NOTE: You cannot transfer BlueChart g2 Vision data from the SD card to your computer for backupor viewing purposes. You can use the SD card only on BlueChart g2 Vision-compatible Garmin GPSdevices.•••••••