How To: Replace the Display in an iMac (Late 2012) - YouTube
Old iMac as a monitor - instructions for screen synchro »Sir Apfelot
I cleaned the screen on my 27" iMac with rubbing alcohol not knowing it would damage the oleophobic coating. How can I remove the streaks from the front glass? (see for yourself) :
Remove display glass off LCD from 27 inch iMac | HDDCaddy.eu - Need HDD Caddy? Add HDD/SSD in laptop PC.