Furuno FCR-2107 series, Operator'S Manual

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2. Radar Operation
2-45
2.32 Drop Mark
The operator inscribes a drop mark ( ) at a selected location to find the range and bearing from own ship to the
mark. This can be useful for marking a point to avoid while navigating to a destination.
Activating the drop mark feature
1. Open the main menu followed by the Mark menu.
2. Set the cursor Drop Mark then spin the scrollwheel to select On or Off as appropriate.
3. Click the X at the top right corner to close the window.
Inscribing a drop mark
1. Left-click one of the DROP MARK boxes at the bottom of the screen.
2. Put the cursor on the point you want to measure the range and bearing then push the left button. A drop mark is
inscribed on the screen and range and bearing between own ship and the drop mark are shown below
corresponding DROP MARK box.
000
010
020
030
040
050
060
070
080
090
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
DROP1
229.8
°
T 4.532NM
DROP2
90.38
°
T 2.873NM
Drop
Mark
Range and bearing
to drop mark
No. 1 DROP
MARK box
No. 2 DROP
MARK box
Erasing a drop mark
Left-click the appropriate DROP MARK box until the drop mark and its data are erased. (The DROP MARK box
remains on the screen until the drop mark feature is turned off from the menu.)
Drop mark bearing reference
The bearing of a drop mark can be reference to True or Relative. Open the main menu followed by the Mark menu.
Set the cursor on the setting of Drop Mark Bearing then spin the scrollwheel to select True or Relative.