I have similar problems in bug 301524 with my thinkpad SL series, duplicate?
-- Brightness controls do not work properly on IdeaPad Y510. https://bugs.launchpad.net/bugs/309367 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
