Furuno BB FAR28x7 - Manual (Page 201)

5. VIDEO PLOTTER OPERATION
5-7
5.5.2 Erasing all radar map marks and lines
You can erase all radar map marks and lines from the screen as below. Be
absolutely sure you want to erase all map marks and lines – erased marks and
lines cannot be restored.
1. Roll the trackball to choose the MENU box at the right side of the screen and
then push the left button.
2. Roll the wheel to choose 5 PLOTTER and then push the wheel or the left
button.
3. Roll the wheel to choose 8 [DATA ERASE] and then push the wheel or the
left button.
[DATA ERASE]
1 BACK
2 OWN TRACK
RED/GRN//BLU/YEL/
CYA/MAG/WHT/
30%/50%/80%/ALL
3 TARGET TRACK*
RED/GRN//BLU/YEL/
CYA/MAG/WHT/
30%/50%/80%/ALL
4 MARK ALL ERASE
NO/YES
5 WPT ALL ERASE
NO/YES
6 NAV LINE ALL ERASE
* Not available on IMO type
DATA ERASE menu
4. Roll the wheel to choose 4 MARK ALL ERASE.
5. Roll the wheel to choose YES and then push the wheel or the left button to
erase all marks.
6. Push the right button three times to close the menu.