Dell PP10S CD and DVD drive problems, If there is no audio, If you hear an unfamiliar scraping or grinding sound Hard drive problems

54 Solving Problems
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CD and DVD drive problems
NOTE: High-speed CD or DVD drive vibration is normal and may cause noise, which does not indicate a
defect in the drive or the CD or DVD.
NOTE: Because of different regions worldwide and different disc formats, not all DVD titles work in all
DVD drives.
If there is no audio
If you hear an unfamiliar scraping or grinding sound
Hard drive problems
CHECK FOR HARDWARE INCOMPATIBILITIES —See page70.
RUN THE DELL DIAGNOSTICS —See page51.
ADJUST THE WINDOWS VOLUME CONTROL —
• Click the speaker icon in the lower-right corner of your screen.
• Ensure that the volume is turned up by clicking the slidebar and dragging it up.
• Ensure that the sound is not muted by clicking any boxes that are checked.
CHECK THE SPEAKERS AND SUBWOOFER —See page65.
• Ensure that the sound is not caused by the program that is running.
• Ensure that the disk or disc is inserted properly.
ALLOW THE COMPUTER TO COOL BEFORE TURNING IT ON —A hot hard drive may prevent the
operating system from starting. Try allowing the computer to return to room temperature before turning
it on.