Don't know if this has been posted before, but it explains how to change an IDE driver to SCSI for VM it is MS focused but explaines tehe process reasonably well.
http://www.microsoft.com/downloads/details.aspx?FamilyID=8d71f23d-0380-4c2f-81df-6f96abe05493&Displa...
I have posted this on the VMware Infrastructure: Virtual Machine and Guest OS forum as well.
Tom Howarth VCP / VCAP / vExpert
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Blog: http://www.planetvm.net
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