Furuno FEA-2107 Operator's Manual page 296

15. User Chart Control
Corner points of area window
After you have defined an area, you can define corner points for it, by inserting a new point or appending a point, as
shown in the figure below. For example, place the cursor on position A, click the left mouse button, and the area
changes as in the right-side figure below. Pulling the closest line to the point changes the area as shown.
1
A
5
4
Place the cursor at point 6 to insert a point between points 1 and 5. Click the point with the left mouse button,
holding down the button, and then drag cursor to desired location.
1
6
5
4
Adding a new area to a user chart
An area of a user chart can be used, for example, to define a safe water area for display on the ARPA radar. To add a
new user chart area, do the following:
1. Open the Area page as described on the previous page. Check Enable changes.
2. Click the Add button in the Area field.
3. Give a name for the area and check Danger Area to use it in chart alarm calculation and check "On Radar" to
show the area on the radar as well.
4. Define corner points on the electronic chart area using the cursor and the left mouse button.
5. To define more areas, continue from step 2.
15-14
2
3
2
3
1
3
6
5
1
6
5
4
2
4
2
3