I am having the same problem, I have a "iMac 27 2.66QC/2X2GB/1TB/4850 - 512MB/SD/WLMKB" I put the disk in, install it in windows, reboot, black for a long time as it instills ubuntu, then reboot's again, then black screen the hole time, stop's loading but still a black screen, So I press Power button and it tunes off,
I start again and press ESC, type : radeon.modeset=0 nomodeset I type exit, enter, black screen, This problem need's to be fixed, I was just trying to see what it look's like ? -- New Apple iMac (Core i5) fails to display anything https://bugs.launchpad.net/bugs/542660 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs