Furuno FCR-2107 Series Operator's Manual page 236

7. Vector Chart Material
7-64
Mariner page
Notes:
Position: choose to show positions of Notes records with symbols on the
chart.
Range: choose to circumscribe pilot data records with circles on the
display. The size of a circle depends on the value set in Notes.
Text: choose to show text of Notes records on the chart.
User chart:
Points: Choose to show user points on user charts.
Lines: Choose to show lines on user charts.
Symbols, Tidals: Choose to show symbols and tidals on user charts.
Areas: Choose to show areas on the display. Color fill for the areas can be
chosen as transparent from 25 to 75% and as No color fill. If No color
fill is chosen, only the boundaries of the areas are visible.
Only radar of Lines, Symbols and Areas, if chosen, only those Lines,
Symbols and Areas are displayed which have user selection "on radar"
activated for them in the user chart. This is used to view only that part
of the user chart which will be sent to the radar connected to the system.
Manual Updates: Choose to show manual updates with orange symbols.
Note: Visibility of manual updates made as true symbols are controlled
through Standard and Other pages of the Chart Display menu.