MATRIXSYNTH: Roland Jupiter 4 pro serviced, with original manual

Monday, August 23, 2021

Roland Jupiter 4 pro serviced, with original manual



via this auction

"Roland Jupiter 4, entirety serviced last month.
It is working perfectly.
It comes with the original manual.

All the potentiometers have been cleaned and lubricated.
The keyboard contacts have been cleaned.
The voice boards contact corrosion have been removed.
The trimmers have been replaced.
The output/input jack section has been cleaned.
The PSU has been rebuilt."

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