Need to fix USB-UIRT installation

OK
I am a new at this but I screwed up the USB-UIRT installation (as part of Sagetv) How do I go back to retry teaching the codes to USB-UIRT? I went into setup wizard but it did not let me retrace to that step.
Thanks
I am a new at this but I screwed up the USB-UIRT installation (as part of Sagetv) How do I go back to retry teaching the codes to USB-UIRT? I went into setup wizard but it did not let me retrace to that step.
Thanks