Apple Mac Pro Server (Mid 2010) - Manual (Page 81)

81 Chapter 4 Problem, Meet Solution
Use the Mac OS X Utilities application to:
 Repair your computer’s disk using Disk Utility.
 Restore your software and data from a Time Machine backup.
 Reinstall Mac OS X Lion, Lion Server, and Apple applications.
 Restore your computer to its factory settings by erasing its disk and reinstalling
Mac OS X Lion, Lion Server, and Apple applications.
If your computer detects a problem, it opens the Mac OS X Utilities application
automatically. You can also open the pane manually by restarting your computer.