Key facts
- Brand
- Yamaha
- Model
- PSR-21
- Category
- Other Electronics
- Industry
- Appliances
- Documents
- 8
- Languages
- EN · JA
- Last added
- 2012-06-12
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Yamaha PSR-2100/1100 Keyboard User Manual
This document is the official user manual for the Yamaha PSR-2100 and PSR-1100 electronic keyboards. It covers essential safety warnings regarding power supply, battery usage, and environmental conditions to ensure safe operation and prevent damage to the instrument or hearing loss from high volume levels.
The guide details how to connect the keyboard to other audio equipment, save data to floppy disks (User Drive), and perform basic maintenance. It includes specific instructions on handling the AC adapter (PA-300), avoiding electrical storms, and backing up user data to prevent loss during power interruptions.
Yamaha PSR-21 specifications
| Power Source (Batteries) | six 1.5V SUM-1, "D" size, R-20, or equivalent alkaline batteries |
|---|---|
| Power Adaptor Model | PA-4 |
| Car Battery Adaptor Model | CA-1 |
All Yamaha PSR-21 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 are the power requirements for the PSR-215?
The keyboard requires a DC power input between 10 and 12 volts.
How many batteries are needed to power the PSR-215?
You must insert six batteries into the battery compartment to power the keyboard.
What is the minimum wire size required for an extension cord of 25 feet or less?
The manual states that the minimum wire size must be 18 AWG.
What happens if you turn off the power during a save operation on the USER drive?
You risk losing ALL data on the USER drive, including voices and styles.
Can I play the CD-ROM on an audio CD player?
No, never attempt to do so as it may result in damage to your hearing and equipment.
From: Yamaha PSR-2100/1100 Accessory CD-ROM Installation Guide
Can I change the name of a protected song using File Utility?
No, changing the name of a protected song is not possible.
From: Yamaha PSR-2100/1100 Accessory CD-ROM Installation Guide