RK, do any of the WORKAROUNDs mentioned in https://wiki.ubuntu.com/Kernel/Debugging/Backlight let you adjust the backlight with your keyboard (for now, don't worry about attaching the debugging information mentioned in the article).
** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1392016 Title: [Asus UL30VT] Backlight control does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1392016/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs