Key facts
- Brand
- Yamaha
- Model
- P-140
- Documents
- 3
- Languages
- JA · EN
- Last added
- 2012-06-12
Start here
Yamaha P-140/P-140S Electric Piano User Manual
This manual covers essential safety information for the Yamaha P-140/P-140S electric piano, including power‑supply requirements, battery handling, and proper placement to avoid hazards. It also explains how to identify the model and serial numbers on the name plate and provides guidance on disposal and environmental considerations.
Installation and usage instructions detail the recommended power adapter, extension‑cord specifications, and recommended accessories such as carts or stands. The guide includes warnings about high volume levels and the risk of hearing loss, as well as contact information for service and dealer support.
Yamaha P-140 specifications
| Input voltage | AC 100 V |
|---|---|
| Power adapter model | PA‑5D (or Yamaha‑approved equivalent) |
| Warranty period | 1 year from purchase date |
All Yamaha P-140 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What power source should be used with the Yamaha P-140?
The instrument must be powered from an AC 100 V source.
What should be done if the power‑adapter cable is damaged?
Stop using the adapter immediately and contact an authorized Yamaha service center for replacement.
What type of battery does the P-140 use?
It may contain a small non‑rechargeable battery with an approximate five‑year lifespan.
Where can I find the model number on the piano?
The model number, serial number, and power requirements are located on the name plate at the bottom of the product.