Raymarine A Series A50 User's Reference Manual page 61

FUNCTION
Safety Contour
Areas with depths shallower that the speci-
fied value are shaded in a darker blue than
those areas with depths greater than the
specified value.
Depth Contour
Set the interval for depth contours.
Hide Rocks
Nav. Marks
Nav. Marks Symbols
The set of symbology used for navigation
marks. Corresponds to paper charts.
Light Sectors
The sector of light cast by a fixed beacon.
Caution & Routing Data
Chapter 4: The chart application
OPTIONS
OFF
7ft
10ft
16ft
20ft
33ft
66ft
(Contour always drawn at or
deeper than the selected
depth).
OFF
16ft
20ft
33ft
66ft
ALL
ON / OFF
ON
OFF
International
US
ON
OFF
ON
OFF
FUNCTION
Marine Features
Cables, nature of seabed points, tide station,
current stations and port information.
Land Features
The cartographic features that are displayed
on the land.
Colored Seabed Areas
In available areas (e.g. Portugal) this gives
greater definition of seabed.
Background Color
The color of background water when there is
no Navionics cartography.
Business Services
The symbols indicating the location of a
business
Aerial Photo Overlay
The area displaying the aerial photo overlay
Roads
Major coastal roads
Additional Wrecks
Extended wrecks data for new wrecks
OPTIONS
ON
OFF
ON
OFF
ON
OFF
White
Blue
ON
OFF
On Land and Sea
On Land
ON
OFF
ON
OFF
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