Yamaha PSR225 Is there a factory reset button/command I cant get any sound from keys/ speakers working will play preset/demno song and drum beats/metronome
Usually a factory reset is done by holding down the most righthand key while powering up the keyboard.
Your manual will tell you if this is right as I am not familiar with your model. If you don't have a manual, go to:
www.yamaha.co.jp/manual/english/index.php
fill in the approp. box and you can download yours in PDF format.
Let us know if this works so other people can benefit from it.