Garmin gpsmap 740s Manuale Utente

Device Configuration

You can set the units of measure the chartplotter shows, using a standardized system of measurements or 

creating a customized system of measurements.

1.  From the Home screen, select Configure > Units > System Units.
2.  Select Statute (mh, ft, ºF), Metric (kh, m, ºC), or Nautical (kt, ft, ºF).

You must be receiving NMEA Sonar depth data or using an “S” series chartplotter (such as a GPSMAP 720s) 

with a built-in sounder to view depth and temperature information. 
You can select individual units of measure to create a customized system of measurement for your chartplotter 

display. 
1.  From the Home screen, select Configure > Units > System Units > Custom.
2.  Complete an action:

•  Select Depth, and select Feet, Fathoms, or Meters.
•  Select Temperature, and select Fahrenheit (ºF) or Celsius (ºC).
•  Select Distance, and select Miles, Kilometers, Nautical (nm, ft) or Nautical (nm, m).
•  Select Speed > Vessel Speed, and select Miles Per Hour, Kilometers Per Hour, or Knots.
•  Select Speed > Wind Speed, and select Miles Per Hour, Meters Per Sec, or Knots.
•  Select elevation, and select Feet or Meters.
•  Select Volume, and select Litres, US Gallons, or UK Gallons.
•  Select Pressure > Gauge Pressure, and select kPa or psi.
•  Select Pressure > Atmospheric Pressure, and select Millibars or Inches of Mercury.

Overlay numbers with data fields 

➊

 can appear on specific charts, 3D charts, radar views

(

). The data overlay for each chart or 3D chart view can be 

configured separately.

➊

➊

Several data overlays are available. You can select the data fields to be shown within each data overlay.
When overlay numbers are displayed on the chart, the navigation inset is shown during navigation. The 

compass tape can be shown or hidden in each overlay.