Purely for what it is worth, I have a T61p and the brightness buttons are working as expected.
$ dpkg -l | grep linux-image ii linux-image-2.6.27-11-generic 2.6.27-11.27 Linux kernel image for version 2.6.27 on x86 ii linux-image-2.6.27-7-generic 2.6.27-7.16 Linux kernel image for version 2.6.27 on x86 ii linux-image-2.6.27-9-generic 2.6.27-9.19 Linux kernel image for version 2.6.27 on x86 ii linux-image-generic 2.6.27.11.14 Generic Linux kernel image $ uname -r 2.6.27-11-generic $ dpkg --status linux-image-2.6.27-11-generic Package: linux-image-2.6.27-11-generic Status: install ok installed Priority: optional Section: base Installed-Size: 108668 Maintainer: Ubuntu Kernel Team <kernel-t...@lists.ubuntu.com> Architecture: amd64 Source: linux Version: 2.6.27-11.27 ... Did Lenovo ship an x61 model without a Core 2 processor? Or did you install as i386 instead of x86_64? -- screen brightness controls don't work (regression) https://bugs.launchpad.net/bugs/323405 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