While this article covers 90% of your needs, the official contains the exact technical specifications, installation wizard screenshots, and legal licensing information.
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By default, the B-3X responds to three separate MIDI channels to accommodate full organ rigs: Upper Manual MIDI Channel 2: Lower Manual MIDI Channel 3: Bass Pedalboard
: Represent the sub-fundamental and fundamental tones.
Right-click any control on the screen (e.g., the 8' drawbar). Select .
Authentic controls for the classic B-3 percussion settings (Soft/Normal, Fast/Slow, Second/Third) and the rich Chorus/Vibrato scanner effects.