For those of you who have had problems with DVD/CD probs because of your ASPI drivers for Windows 2000, or WINXP Pro or Home. Well here's the drivers to fix it.
Download the Adaptec ASPI drivers: http://www.adaptec.com/worldwide/support/driverdetail.html?sess=no&language=English+US&cat=%2fOperating+System%2fMicrosoft+Windows+XP&filekey=aspi_471a2.exe