Prentke Romich Company
http://www.prentrom.com/support/article/1541
This menu allows you to store a different tool on one of the 6 shortcut User keys in the TOOLS menu. To change the assignment of these keys, please follow the Modify User Keys instructions:
1. Select the Tools Key twice
then choose User Area Menu.
2. Select Modify User Keys. 
3. Select the User Key that has the tool you want to change.

4. Select Enter Assignment.
5. Choose Clear Display to delete the current assignment. (1)

6. Select INSERT TOOL. (2)

7. Choose the tool you want. Tools are listed in Alphabetical order so you may need to select More Items to find the tool you wish to insert. The example tool we are using is Delete Word.

8. Select OK.
9. Change the icon, label, and/or key color if you want in the lower left corner.
10. If you make a mistake, select Enter Assignment again and start over. If the key is programmed correctly, select OK to exit all menus.