Please keep this manual. This product utilizes batteries or an external power supply (adapter). DO NOT connect this product to any power supply or adapter other than one described in the manual, on the name plate, or specifically recommended by Yamaha.
This manual covers safety precautions, power requirements, and proper handling of the EZ-150 keyboard, including battery use, adapter specifications, and FCC compliance. It also explains how to set up the instrument, connect accessories, and maintain the unit.
Detailed sections describe the keyboard’s main features such as the Yamaha Education Suite, Portable Grand, DJ mode, Lesson system, lighting guide, dictionary, MIDI connections, and a full list of specifications, troubleshooting tips, and index references.