Posted on by Adam - RealMacMods iMac Vertical Lines Repair › Forums › All Forums › Repairs and Issues › After GPU repair issues (R8911 removal) › Reply To: After GPU repair issues (R8911 removal) November 2, 2017 at 1:11 pm #1312 Adam – RealMacModsKeymaster This may be a stupid question, but have disabled the ambient light sensor in the system preferences? Also what happens when you hit F1 F2? Literally nothing or do you get screen animations? Posted in
