The option acpi_osi='Linux' works for Acer aspire 5738z + Ubuntu 10.4. For current release of Ubuntu 9.10 works options "nomodeset acpi_backlight=vendor"
-- LCD Brightness won't Change - intel 4 series https://bugs.launchpad.net/bugs/392948 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
