This manual introduces the features and functions of PSR-E403/YPT-400.
This manual provides safety warnings, power‑supply requirements, battery handling instructions and general usage guidelines for the Yamaha PSR‑E403/YPT‑400 electronic keyboard. It also describes the instrument’s special features such as arpeggio functions, performance assistant technology, and style accompaniment.
The document includes FCC compliance information, recommended accessories, data‑saving procedures, copyright notices, and contact details for Yamaha service centers worldwide.
| Model Name | PSR-E403/YPT-400 |
|---|---|
| Equipment Type | Electronic Keyboard |
| Recommended AC adaptor | PA-3C (or equivalent) |
| Battery type | Non‑rechargeable soldered battery (approx. 5‑year life) |
Use the Yamaha‑specified adaptor PA‑3C or an equivalent model recommended by Yamaha; other adapters may cause damage.
No. Only the power supply described on the name plate or specifically recommended by Yamaha may be used.