20 GPSMAP 4000 Series Owner’s Manual
Using Charts
USinG
ChartS
Detailed Road and POI Data
BlueChart g2 Vision contains detailed road and POI data, which includes highly detailed coastal
roads and points of interest (POIs) such as restaurants, lodging, local attractions, and more. For
instructions on searching for and navigating to these POIs, see the “Where To?” section on page 23.
Using Automatic Guidance
Automatic guidance automatically creates and suggests passage based on available BlueChart g2
Vision chart information. See page 39 for instructions on setting up automatic guidance for your
boat. See page 28 to use automatic guidance.
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