4 erasing marks, 5 displaying track and mark points, 6 target mark – Furuno GP-1650WDF User Manual
Page 44

5. MARK 
 
 
5-4
5.4 Erasing
Marks
Erasing individual marks/lines
1. Operate the cursor pad to place the
cursor on the mark you want to erase.
2. Press the [CLEAR] key. The mark
selected is erased.
Note:
To erase a line, place the cursor on
an edge of the line. The line 
segment will be erased. 
Erasing marks/lines in an area
You can erase marks and lines within an 
area you select. 
 
1. Press the [MENU] key followed by the 
CHART SETUP OPTIONS, TRACK 
CONTROL and ERASE T & M soft keys. 
2. Press ! or " to select ERASE MARKS
BY AREA, and then press the EDIT soft 
key. 
The plotter display appears.
3. Move the cursor to the starting point of
the area to erase.
4. Press the START soft key. 
5. Press the cursor pad to make a square. 
6. Press the END soft key. 
You are asked if you sure to erase the 
marks/lines in the area you selected. 
7. Press the [ENTER] key to erase, or
press the [CLEAR] key to escape.
Erasing all marks/lines
You can erase all marks and lines. Be 
absolutely sure you want to erase all marks 
and lines; erased marks and lines cannot be 
restored. 
 
1. Press the [MENU] key followed by the 
CHART SETUP OPTIONS, TRACK 
CONTROL and ERASE T& M soft keys. 
2. Select ERASE ALL MARKS/LINES. And
then press the EDIT soft key.
You are asked if you are sure to erase all 
marks and lines. 
3. Press the [ENTER] key to erase, or
press the [CLEAR] key to escape.
5.5 Displaying
Track
and
Mark Points
Number of track and mark points used 
appears in the TRACK STATUS window on 
the TRACK CONTROL display. 
DGPS 3D
TRACK
CONTROL
DISPLAY TRACK ON
TRACK COLOR WHITE
PLOT 
TIME
TIME INTERVAL 01m00s
DIST INTERVAL 00.10 nm
TRACK MEMORY 2000 POINTS
 (MARK MEMORY) (3000) POINTS
 
 TRACK : 1000 / 2000 PTS used
 MARK : 5 / 3000 PTS used
EDIT
ERASE
T & M
RETURN
TRACKING
TRACK STATUS
STOP
TRACK
Number of marks in use.
Track control menu
5.6 Target
Mark
A target mark (
) shows a radar target’s
position. This mark is inscribed on the plotter 
display and saved as a waypoint when a 
certain key is pressed on the radar. Some 
FURUNO radars can output a target mark to 
this plotter. 
