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"The Moog Source is a monophonic Z80 microprocessor-controlled analog synthesizer manufactured from 1981 to 1985.The Source was Moog's first synthesizer to offer patch memory storage. The design was also the first (and only) Moog synthesizer to feature a flat-panel membrane keyboard to replace the standard buttons, knobs and sliders, along with multihued panel graphics that were very different from anything Moog offered at the time.
Service notes:
Power supply: replaced electrolytic capacitors, cleaned off old heat sink compound and added fresh HSC
Processor PCB: replaced electrolytic capacitors, replaced memory battery. Cleaned CPU IC pins and socket, cleaned pin headers and connectors, cleaned flex ribbon cables from control panel switches
Analog PCB: replaced electrolytic capacitors, repaired broken circuit trace damaged by impropper hardware used on back panel, cleaned all pin headers and connectorts, cleaned pins and sockets on several op-amps
Other service notes:
-Cleaned volume and tune controls
-Cleaned optical sensor/control wheel
-Reglued wooden panels to chassis to prevent rubbing against control wheel
-Cleaned internally and removed debris
-Cleaned chassis and switch panel
-Cleaned knobs and mod/bend wheels and mod/pitch pots
-Calibrated tested several hours then recalibrated
-Reloaded and saved factory presets to memory"
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