This article explains why the monitor on a computer with Mac OS X Server could be black.

• Press any key. (The computer automatically dims the display when left idle; press a key to reset the display. You can set the dimming interval in Monitor Preferences.)
• Make sure the monitor is properly connected and adjusted. See the manual that came with your monitor for more information.
• Make sure the computer has a compatible video card. Shut down your computer by halting Mac OS X Server, then remove the video card. See article 60135 " Mac OS X Server: Halting the Server and Restarting From the CD ." See article 30604 " Mac OS X Server: System Requirements " for information about compatible video cards.
• Make sure the resolution in Monitor Preferences is set to a resolution that works with the monitor.
  1. Shut down your computer by halting Mac OS X Server
  2. Restart the computer using the Mac OS X Server CD. This resets your monitor
  3. Use the System Disk application to select your Mac OS X Server hard disk as the startup disk
  4. Restart your computer