Article ID: 891894 - View products that this article applies to.
Template: zGeneric Problem Article
When you try to install a program or copy data from a CD drive in Windows XP, you may receive one of the following error messages:
The request could not be performed because of an I/O device error
Only part of a readprocessmemory or writeprocessmemory request was completed
This error message indicates a problem with trying to read or write to a device, such as a hard disk, CD drive, or network drive. This issue may occur for any of the following reasons:
Many common problems related to reading a CD can be resolved with one of these simple steps. Try these steps first to see whether they resolve the issue.
There are several methods that you can use to troubleshoot and try to resolve the problem. Try these methods in the order in which they are presented.
This article is intended for a beginning to intermediate computer user.
You may find it easier to follow the steps if you print this article first.
Method 1: Make sure that all cables are connected correctlyIf the CD drive is an external drive, such as a USB device, make sure that the cable that connects the drive to the computer is working correctly. If the cable fails, the CD drive will not function correctly. If you have another cable, try to use it, and also try to connect to another USB port.
Note Changing cables for an internal drive for a desktop computer is recommended only for advanced computer users, because there are many internal items that can be easily damaged. You should not try to change cables inside a laptop or portable computer.
If securing the connection, connecting to another USB port, or using a different cable resolved the issue, you are finished. If this did not resolve the issue, go to method 2.
Method 2: Start the computer in a clean boot stateTry to perform a clean boot of the computer to determine whether a program or driver is conflicting with the CD drive. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
310353If a clean boot resolves the issue, there may an incompatible program or driver on the computer. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/310353/ )How to configure Windows XP to start in a "clean boot" state
316434If this method resolved the issue, you are finished. If this method did not resolve the issue, go to method 3.
(http://support.microsoft.com/kb/316434/ )How to perform advanced clean-boot troubleshooting in Windows XP
Method 3: Change the transfer mode for the CD drive in IDE Channel PropertiesIf the transfer mode for the CD drive was changed or is incorrect, Windows cannot transfer data from the CD to the computer. You can resolve this issue by changing to the correct transfer mode. To change the transfer mode, follow these steps:
Method 4: Check the status of the device in Device ManagerYou can check the status of the CD drive in Device Manager to make sure that the device driver is working correctly. If there is a hardware failure or a software conflict preventing the device from operating correctly, usually Device Manager will detect the problem. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
283658If this method helped you resolve the issue, you are finished. If this did not resolve the issue, go to method 5.
(http://support.microsoft.com/kb/283658/ )How to manage devices in Windows XP
Method 5: Contact the hardware manufacturerThere may be updated firmware or device drivers for the CD drive. Contact the manufacturer of the hardware to determine whether there is a firmware or a device driver update available. For information about your hardware manufacturer, visit the following Web site:
http://support.microsoft.com/gp/vendors/en-usMicrosoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information. If this method did not help you, and you are comfortable with advanced troubleshooting, go to the "Advanced troubleshooting" section.
If you are not comfortable with advanced troubleshooting, go to the "Next Steps" section.
Try to access the device on another computerIf you have tried all other methods, you can physically remove the CD drive from the computer and install it in another computer to determine whether the hardware is damaged. If the problem persists and the CD drive does not function on a different computer, the hardware may be damaged. Contact the manufacturer of the hardware for help. For information about your hardware manufacturer, visit the following Web site:
http://support.microsoft.com/gp/vendors/en-usMicrosoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information. If this troubleshooting step did not resolve the issue, go to the "Next Steps" section.
Similar problems and solutionsIf you have tried all the methods listed in this article and the CD drive still does not function correctly, you can try other support articles to help you troubleshoot the problem. For more information, click the following article numbers to view the articles in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/324129/ )How to troubleshoot issues that occur when you write data to a CD-R or CD-RW optical disc in Windows XP
(http://support.microsoft.com/kb/307148/ )Cannot gain access to the DVD-ROM drive after computer comes out of hibernation
Contact SupportIf these methods did not work for you, you can use the Microsoft Customer Support Services Web site to find other solutions to your problem. Some services that the Microsoft Customer Support Services Web sites provide include the following:
For help with CD or DVD drive problems in Windows Vista, visit the following Microsoft web page:
Fix problems in which your CD or DVD drive cannot read or write media in Windows
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