Raymarine GPM400 Reference Manual page 52

5.6 Building a route
Using routes gives you more flexibility and planning options than the goto feature.
FIND GOTO ROUTES TRACKS PRESENTATION
Show/hide routes
Follow route options
Build new route
Review and edit routes
Place waypoint
Save route
Use waypoint list
Follow from here
Make route
Move waypoint
Save route Insert waypoint
Goto waypoint
Follow (quick) route
View and edit details
Sort waypoint list
Sort list by
Use cursor
Place waypoint
Use waypoint list
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G-Series Reference Manual 52