Updated the bios with a boot cd -- did not make any noticeable difference [ 30.711907] thinkpad_acpi: ThinkPad BIOS 8BET60WW (1.40 ), EC unknown
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/992720 Title: [Lenovo E420s] Hitting brightness keys causes machine to lock up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/992720/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
