Sperry Marine VISIONMASTER FT ECDIS-E, User Manual, Page: 230 / 425

Navigation Tools ECDIS-E User Guide
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With the cursor shown as a bidirectional arrow indicator, hold down the left
key and use the trackball to move the start or end dot to the required
position. To fix the position, release the left key.
As the length of the line is increased or decreased the Great Circle NM
value (read only data) changes to reflect the length shown in the Rhumb
line.
To remove the distance line from the display, close the Distance Line
window.