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Using Charts
GPSMAP 400/500 Series Owner’s Manual 21
: The Chart/Sonar screen, like the Sonar screen, is only available when
using a sonar capable unit with a transducer attached.
Use the Chart/Sonar screen to view the Navigation chart, Fishing chart,
Mariner’s Eye 3D, or Fish Eye 3D and sonar at the same time.
1. From the Home screen, select .
2. Select the type of chart on the split screen.
To access additional settings or options for the chart/sonar screen, press