davidson2384 Joined Dec 13, 2011 Messages 2 Motherboard MACBOOK AIR CPU i5 Graphics 3000 Mac Classic Mac Mobile Phone Jul 30, 2012 #1 black screen when loading help please if possible
blanktruth Joined Jul 8, 2012 Messages 3 Motherboard Mac OSX Mountain Lion CPU Intel 2600K Graphics AMD Radeon HD 6990 Mac Classic Mac Mobile Phone Jul 30, 2012 #2 Have you tried; PCIRootUID=0