did you read this thread??? pls try
"smartdimmer -s 15" and "acpi_listen" clicking an fn key afterwards. If both works you've got the same bug FN keys are working ! brightness changeing is working BUT HAL doesn't handle it right so that gpm and you FN keys doesn't trigger the smartdimmer ewvent -- sony brighness on a geforce series older than 8 (nvclock works fine) https://bugs.launchpad.net/bugs/277589 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs