imac on startup

Joined
Feb 21, 2014
Messages
3
Reaction score
0
Points
1
screen was covered in Vertical Green lines that are full of pixels, moving almost like static.
 
Joined
Oct 16, 2010
Messages
17,526
Reaction score
1,560
Points
113
Location
Brentwood Bay, BC, Canada
Your Mac's Specs
2011 27" iMac, 1TB(partitioned) SSD, 20GB, OS X 10.11.6 El Capitan
It sounds quite pretty, and maybe just some Christmas lighting decoration or even a simulated Northern Light display, whatever iMac model it might be. And that info could help. ;)

But more likely a goofy graphics card. :(
 

Raz0rEdge

Well-known member
Staff member
Moderator
Joined
Jul 17, 2009
Messages
15,762
Reaction score
2,100
Points
113
Location
MA
Your Mac's Specs
2022 Mac Studio M1 Max, 2023 M2 MBA
Do yourself a favor and stop with the one line cryptic messages. Provide specifics, history and so on.

How long has this been happening? What have you tried to address it? Do you have AppleCare?
 

Shop Amazon


Shop for your Apple, Mac, iPhone and other computer products on Amazon.
We are a participant in the Amazon Services LLC Associates Program, an affiliate program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.
Top