I can also confirm this behaviour on a Lenovo T530 on the regular Raring installation.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1121951 Title: Lenovo X1 Carbon: Backlight brightness keys don't work any more To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1121951/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs