Lowrance Elite-5x Operation Manual page 35

You will not be able to share existing waypoints.
Only waypoints created while the unit is connected
to a NMEA 2000 network can be shared, and only
with units on that network.
Selecting a GPS source
Data sources (Elite-7 units only)
Allows you to select the source this unit will use for
GPS data.
Device list (Elite-7 units only)
Used to view data for devices connected to your
NMEA 2000 network.
Settings | Elite-5x & Elite-7x
Simulator
Simulates GPS and/or sonar activity. Simulations
can be customized on the Simulator options menu.
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