Looks like you also replaced the px 560?
Yes, I returned the PX560M to pair with the Ketron SD90 module, which is more picky on MIDI timing. My 18-year-old Yamaha S80 88-key synth works fine with the VConsole setup but has some occasional stuck MIDI notes when used with the SD90.
Thanks,
Paul
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Yamaha Genos, Ketron SD90, Korg Kronos 2 88, Korg PA1000, Casio Privia PX560