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Troubleshooting
Troubleshooting topics are listed in alphabetical order.
Add-in cards
See “Expansion cards” on page 78.
Audio
See “Sound” on page 92.
CD or DVD drives
The computer does not recognize a disc or the CD or DVD
drive
• Make sure that the disc label is facing up, then try again.
• Try a different disc. Occasionally, discs are flawed or
become scratched and cannot be read by the CD or DVD
drive.
• If you are trying to play a DVD, make sure that you have
a DVD drive. To identify your drive type, see “Identifying
optical drive types” on page 24.
• Your computer may be experiencing some temporary
memory problems. Shut down and restart your
computer.
• Some music CDs have copy protection software. You may
not be able to play these CDs on your computer.
• Clean the disc. For more information, see “Cleaning
optical discs” on page 61.
• Restart your computer, then enter the BIOS Setup utility
by pressing and holding F2 while your computer
restarts. Make sure that the IDE controllers are enabled.
• Make sure that the drive is configured correctly by
following the instructions in the drive documentation.
• Reinstall the device driver.
8512418.book Page 73 Friday, May 11, 2007 11:44 AM