FOR PEOPLE WHO LOSE THE USE OF THEIR DVD/CD DRIVE AFTER INSTALLING WINDOWS UPDATES.Method : Make sure that the CD-ROM is available only to users who are logged on locally
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 (
http://support.microsoft.com/kb/322756/ ) How to back up and restore the registry in Windows
The Restrict CD-ROM access to locally logged on user only option might be turned off. To turn this option on, follow these steps:
Click Start, and then click Run.
In the Open box, type regedit, and then click OK.
Locate and then click the following registry subkey:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
In the navigation pane, under Data, if the value for allocatecdroms is 0, go to step 5.
In the navigation pane, under Data, if the value for allocatecdroms is 1, right-click allocatecdroms, and then click Modify.
In the Value data box, type 0, and then click OK.
Exit Registry Editor.
Test to determine whether the issue is resolved.
Method 5: Make sure that the CD drive is compatible with Windows XP
Check the Microsoft Hardware Compatibility List to determine whether the CD drive is compatible with Windows XP. To do this, visit the following Microsoft Web site:
http://winqual.microsoft.com/HCL/Default.aspx?m=x (
http://winqual.microsoft.com/HCL/Default.aspx?m=x)
If the CD drive is incompatible with Windows XP, replace the CD drive with a compatible model.
KC