Quick Reference Guide

CHAPTER 9: Troubleshooting
94
DVD drives
Your notebook does not recognize a disc
• The disc may not be seated correctly in the tray. When
you place a disc on the tray, make sure that you press
the disc firmly onto the spindle so the retainers hold the
disc in place.
• Make sure that the disc label is facing up, then try again.
• If you are trying to play a DVD, make sure that you have
a DVD drive. For more information, see “Identifying
drive types” on page 36.
• Try a different disc. Occasionally discs are flawed and
cannot be read by the drive.
• Some music CDs have copy protection software. You
may not be able to play these CDs on your notebook.
• Your notebook may be experiencing some temporary
memory problems. Shut down and restart your
notebook.
• Clean the disc. For more information, see “Cleaning CDs
or DVDs” on page 68.
An audio CD does not produce sound
• Make sure that the CD label is facing up, then try again.
• Some music CDs have copy protection software. You
may not be able to play these CDs on your notebook.
• Make sure that the volume control on your notebook
is turned up. For more information about using your
volume control, see “Adjusting the volume” on page 32.
• Make sure that the Windows volume control is turned
up. For instructions on how to adjust the volume control
in Windows, see “Adjusting the volume” on page 32.
• Make sure that Mute controls are turned off.
• Make sure that headphones are not plugged into the
headphone jack on the notebook.
• If you are using powered speakers, make sure that they
are plugged in and turned on.
• Clean the disc. For more information, see “Cleaning CDs
or DVDs” on page 68.
• Your notebook may be experiencing some temporary
memory problems. Shut down and restart your
notebook.
• Reinstall the audio device drivers. For more information,
see “Recovering pre-installed software and drivers” on
page 69.