I'm having a very similar problem. On my Inspiron e1505, after sitting idle for a bit the brightness will drop, then when input is applied, the brightness level does not change.
-- [Gutsy]Backlight brightness dims after a minute of idle on battery, regardless of preferences. https://bugs.launchpad.net/bugs/151018 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs