JRC JMR-611 Instruction Manual page 92

Inserting a Vertex into a Line (Insert / Move Vertex)
A vertex is inserted into a line for the created user map.
Procedures 1
2 Put the cursor to a side line into which a vertex will be inserted and
3 Move the cross-cursor mark to the newly inserted vertex, and press
4 Press [ MENU] key.
(Example)
Press [MENU] key.
Select 8.Next and press [ENTER] key.
Select 4.NAV Information and press [ENTER] key.
Select 1.Edit User Map and press [ENTER] key.
Select 5.Insert/Move Vertex and press [ENTER] key.
press the [ENTER] key.
A vertex is inserted into the selected line, and the cross-cursor mark will be displayed.
[ENTER] key.
To insert another vertex, repeat procedures 2 and 3.
Menu will be closed.
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