i got a kurzweil k2000 w/orchestra block[best keyboard i experienced in 37 years of playing] ive got 2 other k.b now ...how do i send prog changes and volume/pan messages to them? [example if i want to play an oboe part on k2000 channel 9 and have each of the other k.b. play same part but they have different banks and prog/volume #]thanks jo