DMA CD-ROM Drive Icon Does Not Appear in Windows ExplorerID: Q235859
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When you try to view a CD-ROM drive in Windows Explorer that requires Direct Memory Access (DMA), the drive may not be present, but the drive may be present in Device Manager. If the DMA settings are disabled in the CD-ROM properties, the drive may be present after you restart your computer, although a CD-ROM drive that supports DMA may not retain the DMA setting after you restart your computer.
This problem can occur because during enumeration of your hardware devices, a device conflict can occur, and this may cause Configuration Manager to rebalance the resources of your computer. During this arbitration process, the Integrated Drive Electronics (IDE) controller input/output (I/O) range is changed from the boot configuration to a different configuration, but the primary and secondary controller resources are not changed properly.
To resolve this problem, perform a forced configuration of the hard disk controller:
Microsoft has confirmed this to be a problem in Windows 98.
Additional query words:
Keywords : kbhw kbui win98
Version : WINDOWS:
Platform : WINDOWS
Issue type : kbprb
Last Reviewed: June 26, 1999