I confirm this bug with Jaunty 64-bit on a MacBookPro4,1. To activate keyboard backlight, I have to use these commands:
$ sudo modprobe applesmc $ echo 150 | sudo tee /sys/devices/platform/applesmc.768/leds/smc::kbd_backlight/brightness -- [Jaunty] MacBook 5.1 keyboard backlight not supported https://bugs.launchpad.net/bugs/337945 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