Hi Chony,
a korg pa800 or pa2x would be a better choice for midiing up to a soundmodule than a yamaha.
I even managed to get the PA800 to control the SD2 soundmodule which has no buttons & no screen. With my psr 1500 , I was only able to access the default gm bank.

best wishes
Rikki

[QUOTE]Originally posted by chony:
[B]
_________________________
best wishes
Rikki 🧸

Korg PA5X 88 note
SX900
Band in a Box 2022