Hi Tony,
that was me.
I took it to a technician to try & get it fixed. Didn't think it would be worth the cost. Told me the board was corroded.
[quote=Tony Hughes] Deane could you take the SD2 apart and take some photos, didn’t someone say the PCB on theirs was corroded.

Tony
_________________________
best wishes
Rikki 🧸

Korg PA5X 88 note
SX900
Band in a Box 2022