Sequential Circuits Prophet-10 with MIDI

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via this auction

"This P10 has recently been serviced by an expert on sequential products with 30+ years of doing so. At it's last servicing I had the following done:

Cleaned all jacks and contacts
Replaced memory backup battery
Cleaned all internal connectors and treated all gold contacts
Re-lubricated all upper and lower keyboard bushings
Aligned all upper and lower J wires
Cleaned and burnished all upper and lower J wires
Cleaned and burnished all upper and lower Buss bars
Treated all gold J wires and Buss bars
Calibrated all 20 oscillators tuning and scale
Tested all auto tune and circuits functionality
Ran factory diagnostic rom all test = ok
Installed factory patches
Tested all controls, all keys, all functions, auto-tune, and playability"