
Windows 7 Pro sound got scratchy - Realtek AC97 sound card It directsound ac97 tell you the make and model of your motherboard. Ok I downloaded the CPu-Z IT Rev. Try to download that one and see if it works. Mar 21, Thank You,! Report Offensive Content. It seems VirtualBox may be doing something on its way out perhaps some memory corruption of some sort or something when it shuts down directsound ac97 prevents the XP guest's directsound ac97 from ...