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Repair Korg KPR-77 Drum Machine

Repair Korg KPR-77 Drum Machine

Repair Korg KPR-77 Drum Machine

This Korg KPR-77 analog drum machine came in as non working, scrambled pattern. Scrambled pattern is a sign of no batteries and you have to reload or re-program the pattern. But this unit also was recaped since some were out of spec or had bad esr or D-factor etc. Also changed the buttons which weren’t working very well. Silders and potentiometers were cleaned. All done. Waiting to be picked up by the customer…