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Astro 320 and DC40 Owner’s Manual 23
Waypoints, Routes, and Tracks
1. From the main menu, select Tools >
Waypoint Mgr..
2. Select a waypoint.
3. Press MENU.
4. Select Delete > Yes.
You can change the position of a
waypoint. For example, if you move
your vehicle, you can change the
location to your current position.
1. From the main menu, select Tools >
Waypoint Mgr..
2. Select a waypoint.
3. Press MENU.
4. Select Reposition Here.
The position changes to your
current location.
You can rene a waypoint location
for more accuracy. When averaging,
the Astro takes several readings at the
same location and uses the average
value to provide more accuracy. For
best results, wait 90 minutes between
readings.
1. Press MARK.
2. Select New.
3. Press MENU.
4. Select Average Location.
5. Follow the on-screen instructions.
6. When the Sample Condence eld
reaches the level of accuracy you
want, select Save > Done.