one more data point, seems that when I plug / unplug my charger cable it fixes the problem and the back light comes back on!
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1505246 Title: LCD backlight remains off To manage notifications about this bug go to: https://bugs.launchpad.net/kde-workspace/+bug/1505246/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs