This also happens to me with exactly the same symptoms: slowly dimming, unresponsive function controls, then brighten again on it's own without any sort of user input or after a delay of a few seconds. This is on different hardware: a Sony Vaio SZ1XP laptop.
-- Brightness controls on ThinkPad X60s not working https://bugs.launchpad.net/bugs/296130 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