iMac 5K: System Black-Out

2014-10-22 • SEND FEEDBACK |
Related: 4K and 5K display, computer display, iMac, iMac 5K

I’ve experienced a system black-out while changing display resolutions: the screen went black and nothing would bring it back.

I pulled the power plug and rebooted, whereupon the system noted that a “graphics problem” had occurred with a “Sent to Apple?” button (the usual system crash dialog).