How to mend Yamaha Psr-300

need new cord?

Hissing Sound?

yamaha keyboard PRS-70?

Electric piano with clicking keys ?

How can I fix the back-light in the LCD screen in my Yamaha PSR-630 keyboar?

how can I fix my Clavanova CLP-950 two keys make no sound?

fix speaker?

Technics SX-PX554 no sound?

How can i fix my yamaha keyboard, PSR 270?

Why do yahama use plastic key boards when their products are so expensive?

Sound Name Error on Technics Pr902 Piano?

How can I fix my Yamaha Clavinova CVP-55?

No sound?

technics pr902 popping and screen blank but lit. Any ideas please?

Technics PR602 replacing the disc drive with hard drive?

My top Bflat on my Roland 4500 piano has suddenly ceased to work?

Technics Digital Piano PR370 sound problem?

elka x30?

i have a ROLAND RD-150 with tow keys with no sound, can i fix it?

wrong plug?

Need a main board for my pr370?

How can I fix a keyboard with dead keys. ?

my piano soft pedal wont work?

My Yamaha P-200 sustain pedal function is 'sticking'?

Rec Mutipal tracks of music MD 4072?

No sound when I play my Technics SX PR170 digital Piano?

korg c 15s service manual?

Ettor code in cvp 209?

Technics SX-PR603, edelp for repair?

How can I fix my Electric Roland Piano - notes not playing?