Garmin 720 Marine GPS System User Manual


 
48 GPSMAP 700 Series Owner’s Manual
Device Conguration
Units of Measure
You can set the units of measure the chartplotter shows, using a standardized system of measurements or
creating a customized system of measurements.
Selecting a Standardized System of Measurement
1. From the Home screen, select > > .
2. Select  (, , º),  (, , º), or  (, , º).
Creating a Customized System of Measurement
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 >  >  > .
2. Complete an action:
Select , and select ,, or.
Select , and select  or .
Select , and select ,,  or .
Select  > , and select , , or .
Select  > , and select , , or .
Select , and select or .
Select , and select , , or .
Select  > , and select  or .
Select  > , and select  or .
About Chart Overlay Numbers
Overlay numbers with data elds
can appear on specic charts, 3D charts, radar views
(page 66), and combination screens (page 22). The data overlay for each chart or 3D chart view can be
congured separately.
Navigation Chart with Data Overlay
Several data overlays are available. You can select the data elds 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.