Yamaha P200 keyboard "klunk sound"?
How can i fix my yamaha keyboard, PSR 270?
How can I fix the back-light in the LCD screen in my Yamaha PSR-630 keyboar?
How can I fix my Yamaha Clavinova CVP-55?
Yamaha HS-8 sofware?
one key problem in yamaha keyboard psr 225gm?