I have been unable to enable dma mode on any of my devices under windows 2000 or XP. When I check in the Hardware Manager it shows that they are in PIO mode instead.<P>I have tested both my hard drive ...

Out of curiosity, I ran the System Diagnostic program bundled with PowerDVD. To my surprise, my Pioneer DVD-ROM does not have DMA enabled, but my TDK CD-RW drive does. The ability to enable/disable ...