I previously asked for help with the repair of my Korg P61. Tried some thing, but no luck so far! The issue is that my Korg Poly-61 won’t go into parameter mode. The Tape and Write buttons are set to Disable. I have already replaced the battery with a new one. The Parameter button itself works corre...

Recently I bought an Korg Poly61. For me a nice flashback to the 80s when I spend a lot of time behind my brothers JX-8P and D50! Anyhow, the Korg needs some TLC. It does produce the default sounds, but the 'parameter' functions doesn't work. When I push the parameter button, the red light doesn't l...