Northrop Grumman Sperry Marine VisionMaster FT, Руководство пользователя

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Navigation Tools Radar/Chart Radar User Guide
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To change which side of the ship a PI line is displayed:
1. From the Line Data area click on the Toggle Side of Ship button to
the right of the line bearing
2. The selected PI line changes to the other side of own ship, without
changing its bearing value.
Truncating and Deleting a PI Line
Each PI line may have its forward endpoint and back endpoint graphically
adjusted.
To adjust the end points of a PI line do the following:
There are two ways of truncating a PI line. To truncate a line using the PI
Lines menu:
1. Select the PI line to be truncated, either by clicking on the line in
the display, or by clicking on the line button ( Line 1 etc.) in the Line
Data section. When a line is selected the Truncate Front and
Truncate Back check boxes become active.
2. To adjust the line's end points tick
the Truncate Front and Truncate
Back check boxes. The Truncate
Front and Back values both default
to a distance of 2.0 NM either side
of the line's centre point.
3. Click in the fields, the text becomes editable (green), move the
trackball left or right to decrease or increase the truncated values.
The front and back endpoints may be different values.
To truncate a PI line from the screen:
1. Either click on the line's end point, hold down the left key and drag
the end point to the required position.
2. Or, to truncate a line at a cursor position, move the cursor over the
line and right click.
3. From the context window select
Truncate PI Line at Cursor . The
line is truncated to the cursor
location