Lowrance Mark-4 Operation Manual page 53

NMEA 2000 (Elite-7 and Elite-9 only)
With the unit connected to a NMEA 2000 network,
you can select a GPS antenna on the network as
your GPS source, and share newly created way-
points with other display units on the network.
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 the network that are powered on.
Selecting a GPS source
Data sources
Allows you to select the source this unit will use for
GPS data.
Settings | Elite series
Device list
Used to view data for devices connected to your
NMEA 2000 network.
Simulator
Simulates GPS and/or sonar activity. Simulations
can be customized on the Simulator options menu.
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