Furuno RP-340, Руководство оператора

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3 VIDEO PLOTTER
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3.5 Erasing Marks, Lines
Up to 20,000 points of marks and lines may be entered. When this amount is
exceeded no more marks or lines can be entered unless unnecessary marks or
lines are erased.
3.5.1 Erasing individual marks/lines
1. Choose CURSOR from MARK ENTRY MODE on the VIDEO PLOTTER 2
menu.
2. Press the [MARK] key to show the ENTER MARK menu.
3. Press the [2] key twice to choose MARK CANCEL.
4. Operate the trackball to place the cursor on the mark (or starting/ending point
of line) which you want to erase.
Note:
When erasing a line, the cursor location determines how the line will
be erased. Place the cursor on the starting or ending point of a line
to erase a single line. To erase two lines connected to a point, place
the cursor at the connecting point between the lines.
Connecting point
Erased line
Starting/ending point
Erased line
5. Press the [ENTER] key.
6. Press the [NAV MENU] key to close the menu.