I am having similar problem on my Compaq Presario C773TU Notebook with Ubuntu 8.04, and the Brightness applet is also not working rather showing a cross sign on it.
-- Compaq Presario C700 Series (C756A) brightness controls do not function. https://bugs.launchpad.net/bugs/235391 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