I irobot2090 macrumors newbie Original poster Nov 27, 2017 25 3 Jan 8, 2019 #1 Does anyone know what happens? green line glitching (flashing, come and go) on the left side of the screen. Already reset nvram and cycle power, still no help.
Does anyone know what happens? green line glitching (flashing, come and go) on the left side of the screen. Already reset nvram and cycle power, still no help.
keysofanxiety macrumors G3 Nov 23, 2011 9,539 25,304 Jan 8, 2019 #2 Does it occur via an external monitor? If so, likely graphics card. If not, likely display cable.