Section 14 Creating a User Chart/ Updating a Chart Manually  14-36 
 
14.5.2  Creating a simple line and Alerts line (Line 
object) 
A simple line and Alerts line are created by using one vertex as an object. Alerts line is a line object 
that is detected as the warning target (danger line) of own ship. 
 
Note 
The color of Alerts line cannot be changed. 
 
1  Click on the [Type] button on the drawing toolbar. 
An icon list is opened.   
Select an icon of a simple line or Alerts line. (Refer to "14.2.3 Selecting an object type"). 
2  Click on the starting point with the cursor. 
A vertex is created and the property information of the vertex is displayed on the object property 
dialog box. 
 
3  Move the cursor to the next vertex. 
The latitude and longitude of the cursor are displayed near the cursor.