GPSMAP 400/500 Series Owner’s Manual 5Where To?BlueChart g2 Vision data cards are susceptible to damage fromstatic electricity. In low-humidity environments, you should groundyourself on a large metal object before handling the card to preventdamage to the card.Optional BlueChart g2 Vision preprogrammed SD cards allowyou to get the most out of your unit. In addition to detailed marinecharting, BlueChart g2 Vision has the following features:Mariner’s Eye 3d—provides a view from above and behindthe boat for a three-dimensional navigation aid (page 16). TheBlueChart g2 Vision Mariner’s Eye 3D is more detailed than thepreloaded data.fish Eye 3d—provides an underwater 3D view that visuallyrepresents the sea floor according to the information on the chart.High Resolution Satellite imagery—provides high-resolutionsatellite images for a realistic view of the land and water on theNavigation chart.aerial Photos—provides a view of marinas and othernavigationally significant aerial photos to help you visualize yoursurroundings.detailed Roads and POi data—provides a view of roads,restaurants, and other points of interest (POIs) along the shore.Current data—provides a view of current-station information••••••(page 43).auto guidance—uses the chart data and specified boat safedepth to determine the best course to your destination (page 49).NOTE: You cannot transfer BlueChart g2 Vision data from the SDcard to your computer for backup. You can transfer BlueChart g2Vision data from the SD card to your computer for viewing purposesif HomePort is installed on your PC. You can only use the SD cardon BlueChart g2 Vision-compatible Garmin GPS units and whenusing HomePort.navigating with a Garmin AutopilotWhen you start any type of navigation (go To, Route To, guideTo, or follow Track), if you are connected to a compatible Garminautopilot, you are prompted to engage the autopilot.NOTE: Autopilot can be used only with NMEA 2000 compatiblechartplotters (GPSMAP 441/441s, GPSMAP 536/536s, GPSMAP541/541s, and GPSMAP 546/546s).•