The Yamaha PortaSound PSS-51 is a fully digital keyboard offering a range of sounds, rhythms, and performance features. This manual provides detailed instructions for safe setup, operation, and maintenance, as well as technical specifications.
Key sections cover power options (AC adapters or six 1.5 V C‑size batteries), voice and rhythm selection, auto accompaniment, MIDI connectivity, and troubleshooting tips. Follow the safety guidelines to protect the instrument and ensure reliable performance.
| Polyphony | 28 notes |
|---|---|
| Preset Voices | 100 AWM voices |
| Rhythm Styles | 80 styles |
| Sound Effect Pads | 4 pads |
| Percussion Pads | 8 pads |
| Power Input | DC 9‑12 V |
| Battery Life | ≈ 5 years |
Yes, it can be powered with Yamaha PA‑3, PA‑4, or PA‑40 AC adapters only; other adapters may cause damage.
The instrument provides a 28‑note polyphony.
Do not mix old and new batteries, never open the case or attempt repairs, and dispose of used batteries according to local regulations.