Thanks for the bios update heads up Christopher I booted into windows and updated my bios, but there was no change as far as I could see, and the same problem specified here persisted
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date 5ECN96WW(V9.01) 03/14/2013 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1250051 Title: [Lenovo G780] Backlight switched off at login screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1250051/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs