As someone mentioned that it worked in 10.04, could it be confirmed that thinkpad-acpi module is loaded in 10.04? or dmesg just shows "thinkpad_acpi: Not yet suported ThinkPad detected!"
** Changed in: linux (Ubuntu) Importance: Undecided => Low -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/595896 Title: Thinkpad SL510 Mute button not working -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs