This document provides information about the precautions for using batteries and external power supplies for the product, as well as recommendations for using the supplied components or recommended accessories. It also includes a statement about the possibility of specifications changing and the potential impact of high volume levels on hearing. The document emphasizes that the user's lack of knowledge about product functions and effects is not covered by the manufacturer's warranty and may result in service charges.
This document is the Owner's Manual for the Yamaha PSR-260 keyboard. It contains essential safety warnings regarding electrical shock, fire, and hearing protection, along with instructions on battery usage and proper disposal of electronic waste. The manual emphasizes the importance of using only Yamaha-recommended power adapters and accessories to prevent damage to the instrument.
The text covers general precautions for handling the instrument, including avoiding moisture, excessive dust, and vibrations. It also details specific guidelines for battery installation and maintenance, warning against mixing battery types or attempting to recharge non-rechargeable batteries. Additionally, the manual includes FCC compliance information for the United States and environmental disposal notices.