To Change the Specified Coordinate System of a DEM File

1. In Toolspace, on the Prospector tab, expand the surface Definition collection, and click DGM Files.
2. Right-click a DGM file in the Prospector list view and click Properties.
3. In the DGM File Properties dialog box, select the CS Code property field and click the browse button.
4. In the Select Coordinate Zone dialog box, click the Category list and select a category.
5. Select a coordinate system from the category list.
6. Optionally, click Properties to view the properties of the selected coordinate system.
7. Click OK to select the coordinate system and close the dialog box.

   The DGM file property group displays the newly selected coordinate system.