layla20 soundcard issue

[x_cure]

Hello.
Does any one knows how can i map outputs in sonar 4? now i can use them as stereo pairs: 1/2, 3/4 etc. I want to use them as single outputs: 1, 2, 3, 4. I saw that cubase already map them that way. can i do the same in sonar?

thanks in advenced