My unit started acting up. 2 to 3 notes dont play on the patches. What real mysterious, different patches give me a whole new set of notes that dont play. eg... patch A1 (notes F# and D wont play) Patch A2 (notes A and C wont play) 1.html 1.json 2.html 2.json 3.html 3.json 4.html 4.json 5.html 5.json 6.html 6.json 7.html 7.json 8.html 8.json 9.html 9.json footer header Anyone know whats happening. Dude from Synthtronic says it an Osc CEM3374??? Anybody recently have the same problem.