Cross DJ 1.71/U-Mix Control/M-audio FW 410/MBpro Lion

Hello,
i´m new here, and try to start a setup of MB Pro with Lion, the Mixvibes U-Mix Control with Cross DJ 1.71 and a M-audio 410 FW SC, but i can´t manage to use the cue function within the Soundcard- is there anybody who can help me out? Thanks and Greetings in Advance, Daniel
i´m new here, and try to start a setup of MB Pro with Lion, the Mixvibes U-Mix Control with Cross DJ 1.71 and a M-audio 410 FW SC, but i can´t manage to use the cue function within the Soundcard- is there anybody who can help me out? Thanks and Greetings in Advance, Daniel