Hello Anthony, Yes I did, with Optimus turned off, the system will use the discrete video card. And the HDMI video output works.
So it is why we have this hypothesis in comment #8. ** Changed in: xserver-xorg-video-intel-lts-quantal (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel-lts-quantal in Ubuntu. https://bugs.launchpad.net/bugs/1197608 Title: [Intel Ivy Bridge Graphics][8086:0166] No HDMI video output with i915 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel-lts-quantal/+bug/1197608/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp