Good evening Need your help I have OS X installer el capitan on my Lenovo Z51-70 My System Specs Lenovo Z51-70 i7 2.4Ghz Brodwell Gpu- AMD R9 M375 + HD5500 Bios Version 2 Ram 8GB Wifi - ok audio -ok Intel HD 5500 Display ONLY 7 mb I do not happen to Solve The Problem thank you for m rescuer