MARCUM MX-7GPS - Page 24

24 Rev 20201007
9. You can save your settings so that your sonar chart live is set
to your preferences in your System menu. Then use record
or history as needed.
Here is an example of a before and after shot of the same lake.
Note: In this above image the GPS Map Setting had the
SonarChart™ deselected and Navionics® Hotmaps chip.