Unfortunately, you may be SOL. USB->MIDI may exist, but I haven't seen any.
As far as standard usage, I know people that have similar keyboards and the way to get around it is to go through a computer out to any MIDI synth, etc. they need. I don't see how that is usable in this case however.
As far as standard usage, I know people that have similar keyboards and the way to get around it is to go through a computer out to any MIDI synth, etc. they need. I don't see how that is usable in this case however.