Be sure to add me to your favorites list Original Yamaha PSR-84 / PSR-85 Digital Portatone Keyboard Original Owner's Operation Manual Book. This is an original Yamaha User's / Owner's / Operating Manual for the advanced Yamaha PSR84 and PSR85 model Portatone keyboards. I have 2 of them available at this time, in good to very good condition, and it's complete and very helpful if you have one of these excellent portable keyboards. This manual is in English, German, French and Spanish, and has a thick 176 pages of great information on using, playing and caring for your PSR. Original Yamaha document, printed in Japan! 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!