This is most likely a software related issue, but as a first step, ensure the drive is still recognized at the hardware level by restarting the system and entering BIOS. Ensure the DVD drive is recognized as one of the attached storage devices.
If the hardware is not recognized and your particular model of system has a removable DVD drive (an ultrabay or equivalent) try to remove and reinstall the drive to ensure a good connection is made. If the drive is still not recognized in BIOS, please contact service.
If the drive is recognized in BIOS, but does not work properly in Windows:
If you are you are technically proficient, you can also try the following to remove the affected filter drivers.
1. Click on the Start button and type regedit in the Start Search box. Click on the located file in the Programs list.
2. Type in your administrator password or confirmation if you are prompted to do so and click on Continue.
3. Locate, and then click the following registry subkey:
Note that there may be many instances of the registry subkey that is mentioned in step 3. Check that you are in the appropriate registry subkey before modifying the UpperFilters and the LowerFilter values. To verify that you are in the appropriate registry subkey, make sure that the default data value is DVD/CDRom and the class data value is CDRom.
In the right pane, right-click Upperfilters , and then click Delete .
Click Yes to confirm the removal of the Upperfilters registry entry.
In the right pane, right-click Lowerfilters , and then click Delete .
Click Yes to confirm the removal of the Lowerfilters registry entry.
Exit Registry Editor, and then restart the computer.