GPSMAP® 6000/7000 Series Owner’s Manual Device ConfigurationSelect Distance. Select Change Distance. For the GPSMAP 6000 series, use the Rocker orthe Numeric Keypad to enter the distance. For the GPSMAP 7000 series, use the on-screenkeyboard.3. Select Done.Configuring Speed Data SourcesYou can specify the source of the speed data that is used to calculate true wind speed or fueleconomy. Water speed is the speed reading from a water-speed sensor, and GPS speed is calculatedfrom your GPS position.1. From the Home screen, select Configure > Preferences > Navigation > Speed Sources.2. Complete an action:Select Wind, and indicate whether the calculated wind speed data comes from a Water Speedsensor, if it is based on the GPS Speed, or whether the chartplotter selects a speed data sourceautomatically.Select Fuel economy, and indicate whether the speed data that is used to calculate fueleconomy comes from a Water Speed sensor or if it is based on the GPS Speed.Auto Guidance Line ConfigurationsYou can set the data the chartplotter uses when calculating an Auto Guidance line.Note: Auto Guidance is available with a preprogrammed BlueChart g2 Vision data card.Safe Water Depth and Safe Obstacle Height CAUTIONThe Safe Depth and Safe Height settings influence how the chartplotter calculates an Auto Guidanceline. If an area has an unknown water depth or an unknown obstacle height, the Auto Guidanceline is not calculated in that area. If an area at the beginning or the end of an Auto Guidance line isshallower than the safe water depth or lower than the safe obstacle height, the Auto Guidance line isnot calculated in that area. On the chart, the course through those areas appears as a gray line. Whenyour boat enters one of those areas, a message appears.Setting the Safe Water Depth and the Safe Obstacle Height1. From the Home screen, select Configure > Preferences > Navigation > Auto Guidance.2. Select Safe Depth to set the minimum depth (chart depth datum) the chartplotter uses whencalculating an Auto Guidance line.3. Enter the minimum safe depth:For the GPSMAP 6000 series, use the Rocker or the Numeric Keypad.For the GPSMAP 7000 series, use the on-screen keyboard.4. Select Done.5. Select Safe Height to set the minimum height (chart height datum) of a bridge that your boat cansafely travel under.6. Enter the minimum safe height:For the GPSMAP 6000 series, use the Rocker or the Numeric Keypad.For the GPSMAP 7000 series, use the on-screen keyboard.7. Select Done.•••••••