How to mend Yamaha Prs-70

need new cord?

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 keyboard PRS-70?

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

Rec Mutipal tracks of music MD 4072?

Electric piano with clicking keys ?

No sound?

How can I fix a keyboard with dead keys. ?

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

How can i fix my yamaha keyboard, PSR 270?

Hissing Sound?

elka x30?

korg c 15s service manual?

Technics PR602 replacing the disc drive with hard drive?

Need a main board for my pr370?

Ettor code in cvp 209?

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

Sound Name Error on Technics Pr902 Piano?

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

Technics Digital Piano PR370 sound problem?

fix speaker?

Technics SX-PR603, edelp for repair?

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

my piano soft pedal wont work?

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

Technics SX-PX554 no sound?

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

wrong plug?

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