Of course it is; with the SD1 you have a dedicated "Midi" page, where you can set the midi channels and all kind of filters for every part of the keyboard (left, right, arranger section, etc)
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Korg Kronos 61 and PA3X-Pro76, Roland G-70, BK7-m and Integra 7, Casio PX-5S, Fender Stratocaster with Fralin pickups, Fender Stratocaster with Kinman pickups, vintage Gibson SG standard.