1. You have set up a Tiles experiment with at least one tile region.

1. To check the z-value of tile regions, open the Tile Regions section in the Tiles tool.
2. The z-values of the tile regions are displayed in the Z column of the list.
2. Double-click on the list entry of the tile region that you want to check.
3. The stage automatically locates the center of the tile region and the associated z-position.
3. Use the Live mode to check the z-value of the tile region.
4. To adjust the z-value, set the new z-position with the Focus tool.
5. In the Tile Regions list, click on Options and select Set Current Z For Selected Tile Regions. Alternatively, in the Tile Regions list, right-click the tile region entry and select Set Current Z For Selected Tile Regions.
6. To check further tile regions, repeat steps 2 to 4.
7. To check and adjust large number of tile regions, click on the Verify button.
8. The Verify Tile Region dialog opens. There you have an interface for the verification process of each tile region.
8. Click on Close after you have verified all tile regions.

1. You have successfully checked and adjusted the individual z-values for the tile regions.