13. Route Planning
13-4
Spin the scrollwheel to show Symbol Display/Info/ in the mouse functions area then
click the left mouse button to open the Symbol Display dialog box. Click the arrow
tabs or right mouse button (or NEXT key on the keyboard-equipped control unit) to
select the Route page.
13.3 How to Select Datum
Selection of datum is very important, especially if you manually enter latitude-longitude positions or if you use a
digitizer. If you use the cursor to add and to modify waypoint locations, then you could use any datum, although it is
recommended to use native datum of the chart. For details, see section 15.3 "How to Select Datum".
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