This manual covers safety warnings, battery information, FCC compliance, and installation guidelines for the Yamaha DGX-220 keyboard. It includes important notices about using only approved power supplies and accessories, as well as environmental and disposal instructions.
Additional sections detail the location of the name plate, model and serial number recording, and contact information for Yamaha service representatives worldwide.
| Battery type | Small non‑rechargeable battery soldered in place |
|---|---|
| Battery lifespan | Approximately five years |
| FCC classification | Class B digital device |
The battery’s average lifespan is about five years.
It complies with FCC Class B requirements for digital devices.