I got exact same problem with the Asus M50SA. When ACPI is activated, I can't adjust brightness with my FN + F5 and FN + F6. Neither I can't adjust my brightness with ACPI off with the FN keys.
# dmidecode --string system-manufacturer ASUSTeK Computer Inc. # dmidecode --string system-product-name dmidecode --string system-product-name # dmidecode --string system-version 1.0 # dmidecode --string bios-version 202 OS: Linux ***** 2.6.24-16-generic #1 SMP Thu Apr 10 13:23:42 UTC 2008 i686 GNU/Linux Hardy beta, fully upgraded. Got the same acpi output as Thomas Reuss. BTW every other FN functions works proberly. Need more information, plz reply. I will check back here often :-) Thx -- Problems with the Display-Brightness https://bugs.launchpad.net/bugs/210453 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