DIY Synth Repair Guides

Step-by-step repair guides for vintage synthesizers and keyboards — replacing keys, cleaning potentiometers, rebuilding sliders, diagnosing power supplies, and more, from the Syntaur workshop.

Repair guides

  • Removing Socketed IC Chips
  • Cleaning Potentiometers
  • Replacing Keys (Fatar-Style with lock-tab hole)
  • Whitening Yellowed Keys
  • How to Pack a Keyboard for Shipping (video)
  • Calibrating an Arp Axxe Synthesizer
  • Rebuilding Arp Sliders (video)
  • Replacing Keys (Fatar-Style without hole)
  • Replacing Rubber Contact Strips
  • Opening Up an Ensoniq ASR-10 or TS-10 Keyboard
  • Opening Up an Ensoniq EPS, EPS-16 Plus, plastic-case Mirage, ESQ-1, SQ-80, VFX, VFX-sd, or SD-1 Keyboard
  • Repairing Ensoniq and Studiologic Panel Buttons
  • Removing the Display Board from an Ensoniq ASR-10, ASR-88, TS-10, or TS-12 Keyboard
  • Ensoniq ASR-10 Screw Guide
  • Diagnosing an Ensoniq Power Supply
  • Replacing EPROMs on the Ensoniq EPS
  • Repairing an Ensoniq VFX showing Keyboard Calibration Error
  • Opening Up a Korg Poly-61 Keyboard
  • How to Replace and Repair Dead Keys on a Vintage Synthesizer Using K32U Keys
  • Opening Up a Roland Juno-106 or HS-60 Keyboard
  • Replacing Keys on a Roland Juno-106 or HS-60
  • Calibrating a Roland Juno-106 or HS-60 Synthesizer
  • Roland 88-note Keybed Cushions
  • Using Part #3033 as a Yamaha SY22/35 Volume Slide Potentiometer