Delete Lines Via Menu - Simrad CE33 ChartSounder Manual

Chapter 5-10
Turning "Line" OFF will make the line drawing invisible on the
screen. Put it back on the screen by turning it ON again.
Place the cursor on the function you wish to change i.e. name, line
type or color
Toggle between available values
+/-
Confirm entry
ENT

5.4.1 Delete lines via menu

MENU
Call up the menu bar, and...
load line list
3,4
+/-
Select the line you wish to delete
ENT
Open for editing
GOTO
Delete line
CLR
Confirm that you want to delete the selected line, if not sure: press
[MENU] to exit the display without having made any changes.
Edit lines directly on the chart via info windows, refer to section
3.3.4 and 3.3.5.
CE33 Waypoint / route menu