depends on what you used to install the kext... if you used myHack then simply delete it from Extra/Extensions and run a myfix. what i wanted you to try was the dsdt in the insanely link. it goes in /Extra you have to rename it to DSDT.aml http://www.insanelymac.com/forum/topic/235523-dsdt-auto-patcher/page__st__5560#entry1738248 post 5572