Same problem here - running on a Core i3-2100T with Intel HD Graphics 2000 on 14.04 LTS. After switching off the monitor connected via DisplayPort only a reboot or a "sudo service lightdm restart" will get the screen back. It does not happen with DVI.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1313539 Title: [DisplayPort] monitor shows black screen and "no input signal" after turning the monitor off and on manually To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1313539/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
