PS I try to accumulate all repair tips specific to a unit on the SD Synth Information Resource SD Synth Information Resource Welcome to Sound Doctorin's Global Synthesizer Resource! (update 11/12. I think everyone's used to things on here, hard to get motivated to change it ;-)) -Bob) View on www.sounddoctorin.com Preview by Yahoo pages. Click 'production synths' and manufacturer and so on.