Furuno FMD-3100 Operator's Manual page 84

3. HOW TO MANAGE CHARTS
7) Up-to-date
Display charts which are or are not up to date.
8) Purpose
Display chart according to its purpose - Overview, General, Coastal, AIO,
Approach, Harbor, Berthing.
9) Group
See the next section for how to group charts.
10) Route
Show or hide chart area with route.
11) Chart boundary boxes
Define the area covered by a chart and are color-coded according license and per-
mit status.
12) Line color legend
The line color legend provides information about license validity.
Green
Yellow
Orange
Magenta
Red
Blue
3-22
Color
License ok, chart is up-to-date
DL issued, not reported
License ok, chart is not up-to-date
License available, chart not installed
Not available or expired
Canceled chart
Message