How to mend Yamaha Mdr-3

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

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

Electric piano with clicking keys ?

Technics Digital Piano PR370 sound problem?

my piano soft pedal wont work?

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?

Need a main board for my pr370?

elka x30?

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

Hissing Sound?

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

Technics SX-PR603, edelp for repair?

Rec Mutipal tracks of music MD 4072?

Sound Name Error on Technics Pr902 Piano?

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

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

Technics PR602 replacing the disc drive with hard drive?

korg c 15s service manual?

No sound?

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

yamaha keyboard PRS-70?

Technics SX-PX554 no sound?

How can I fix a keyboard with dead keys. ?

fix speaker?

How can i fix my yamaha keyboard, PSR 270?

need new cord?

Ettor code in cvp 209?

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

wrong plug?