Thanks for the quick reply! > Is snd-usb-audio loaded? Yes. > > Is usb-midi _not_ loaded? usb-midi is not loaded. > > Does the device appear in /proc/asound/cards and in the output of "amidi > -l" and "arecordmidi -l"? Yes. > > Is there some output for keys and/or controllers when running "amidi -d -p > portname"? Output is FF for any controller movement. Also after moving a controller, it disables sensing of keyboard input for 10-20 presses. Regards, James