James….2600 – VCO 1 & NG not present at Filter, VCO 2 no CV, VCO 3 no Pulse wave. No S&H circuit.
3604P not generating CV.
2600: Replaced VCO 1 Filter Jack Socket, Replaced VCO 2 CV Jack Socket, Fly missing wire to NG Filter, reflow cold joint on S&H Module, Replaced Op-amp on VCO3 Pulse wave circuit.
3604P: Removal of Op-amp Module, build and install replacement circuit for Op-amp (Voltage Follower).
