This is the EOS B900 user manual
The EOS B900 is a Yamaha synthesizer that combines a high‑quality AWM2 sound source with a built‑in speaker, allowing portable music creation and professional production. It includes a large back‑lit display, extensive preset voices, drum patterns and a sequencer capable of storing up to about 86,000 notes.
This manual provides safety warnings, power requirements, detailed explanations of each mode (voice, song, pattern, phrase, utility, disk), guidance on connecting to other equipment, backup‑battery handling, and instructions for saving and restoring data. It also lists the symbols used on the front panel and explains how to use the reference sections of the guide. This manual is written in Japanese.
| Sound source | AWM2 |
|---|---|
| Built‑in speaker | Yes |
| Power supply | AC 100 V |
| Maximum sequence length | ≈86,000 notes |
| Display | 4,249‑dot back‑lit large display |
| Preset drum patterns | 321 |
The unit must be powered with AC 100 V.
The sequencer can store approximately 86,000 notes.