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DMA will not enable

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denzilla

Technical User
Sep 24, 2002
171
US
I'm running Win2k Pro SP3 and no matter what I try, I can't enable DMA on the 52x CD-Rom connected as Master to the secondary IDE channel. I have uninstalled the CD-Rom and the secondary IDE channel so windows could detect them again, changed the IDE cable. and switched the Hard Drive and the CD-Rom channels. The Hard drive has no problem with DMA on either channel. I've also tried 2 different 52x brands with the same result.

K6-2 450Mhz
Asus motherboard P5-A (latest bios beta only)
327 meg Ram
ATI Rage 2 AGP
15gig Seagate HDD
52x A-Open CDROM
Win2k Pro SP3

And yes, I did make sure to have "DMA if available" checked in addition to the other troubleshooting methods described above.
 
well, are you sure that the drive itself supports dma? or any of the drives you have tried?
 
Yes every drive i have installed are DMA compliant.
 
Did you enable your udma in your bios for the secondary ide device? I've had a similar problem, and after deleting my ide bus drivers and reinstalling them, the problem solved itself. You might check for new chipsetdrivers to solve this problem.

Inge

second life
 
DMA in the bios is enabled and during the POST it also indicates that its set to DMA. Win2000 SP3 already had drivers for everything, so I just used those. I updated the Bios with the newest available (BETA). Win2k would restart instead of shutdown with the old bios.
 
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