Be sure to add me to your favorites list Yamaha DD-20 Digital Percussion / Drum Pads Reproduction Parts List Booklet This is an as-new condition Parts List booklet for the DD20 digital drum machine / percussion / drum pads. This has the full lists of parts, including the electrical parts, plus an exploded view of the DD-20 as well. This would be helpful to repair or modify your DD20. This is an excellent scanned and then printed out reproduction of the original list. This is a manual or document, this is NOT a piece of equipment or instrument. If you have any questions, I'm always happy to answer them. Thanks for looking! Check out my Store!