If You Hear An Unfamiliar Scraping Or Grinding Sound - Dell Latitude C840 User Manual

If you cannot play a CD, CD-RW, or DVD
NOTE: Because of different worldwide file types, not all DVD titles work in all DVD drives.
High-speed CD drive vibration is normal and may cause noise. This noise does not indicate a defect with the drive or the CD.
Ensure that Windows® recognizes the drive —
double-click My Computer. If the drive is not listed, perform a full scan with your antivirus software to check for and remove viruses. Viruses
can sometimes prevent Windows from recognizing the drive. Insert a bootable disk and restart the computer. Verify that the
blinking, indicating normal operation.
Try another disc — Insert another disc to eliminate the possibility that the original disc is defective.
Adjust the Windows volume control —
turned up and that the sound is not muted.
Identify the disc that is not playing —
1. In Windows XP, click the Start button and click My Computer. In other operating systems, double-click My Computer.
2. Double-click the drive letter of the device that you are verifying.
Reinstall the drive
1. Save and close any open files, exit any open programs, and shut down the computer.
2. If the drive is installed in the module bay, remove the drive. See
If the drive is a fixed drive, review
3. Reinstall the drive.
4. Turn on the computer.
Clean the drive or disc — See "Cleaning Your
Check the drive for errors
If the drive is a fixed drive:
1. Remove the hard drive and floppy drive.
2. Insert the Drivers and Utilities CD for your computer and turn on the computer.
3. Verify that the light is blinking, indicating normal operation.
If a drive error message appears, see
Run the IDE Drives tests as described in
If you cannot eject the CD, CD-RW, or DVD drive tray
1. Ensure that the computer is turned off.
2. Straighten a paper clip and insert one end into the eject hole at the front of the drive; push firmly until the tray is partially ejected.
3. Gently pull out the tray until it stops.

If you hear an unfamiliar scraping or grinding sound

Ensure that the sound is not caused by the program that is running.
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Ensure that the disk or disc is inserted properly.
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If the CD-RW drive stops writing
In Windows XP, click the Start button and click My Computer. In other operating systems,
Double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is
If you have one CD, CD-RW, or DVD in the fixed drive device and one in the module bay device:
"Using the Module
"Check the Drive for Errors."
Computer" for instructions.
"Error Messages" for an explanation.
"Dell Diagnostics."
Bay" for instructions.
light is