Boss DR-770 Replacement Parts

Browse 13 replacement parts for the Boss DR-770 (1999). The DR-770 Dr. Rhythm is a drum machine and sequencer with 255 instruments, 400 preset patterns…

Parts for this model

  • Battery holder
  • Battery, 3V lithium
  • Bridge rectifier, DF04
  • Encoder knob, 41mm, Roland
  • Encoder, rotary
  • Phone jack, 1/4-inch, 4-pin PCB mount
  • Phone jack, 1/4-inch, 4-pin PCB mount
  • Potentiometer, 50KBx2 rotary
  • Power adapter, 14VAC
  • Power inlet jack
  • Pushbutton switch
  • Switch cap, black
  • Voltage regulator, 7805