3 Basic Operation of ECDIS 3-127
ECDIS
3.21 Inputting Clearing Lines
Clearing lines can be displayed by using EBL/VRM.
1) When EBL/VRM is operating (see 3.15 “Operating EBL/VRM”), the start point and end point of
clearing lines should be determined from the base point and cross point of EBL/VRM, and then
the right button on the track ball should be clicked.
2) In the normal menu
Select [MENU] - [(7) Main] - [(3)Create Clearing Line] in that order.
In the Table Editing menu, Graphic Editing menu
Select [MENU] - [(6) Main] - [(3)Create Clearing Line] in that order.
In the User Chart Editing menu
Select [MENU] - [(5) Main] -[(3)Create Clearing Line] in that order..
menu to display “Not Less Than” and “Not More Than”, and left-click on either of them.
3) Clearing lines from the center of ERL/VRM to their intersecting points will be drawn.
NLT: Not Less Than
“NLT116” means “Not less than 116 (degree)°”.
NMT: Not More Than
“NMT152” means “Not more than 152(degree)°”.
• For viewing the information on clearing lines or editing/deleting clearing lines, see 3.14
“Reading Out Information on the Objects”.
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