How to mend Elka X30

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

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

How can I fix my Yamaha Clavinova CVP-55?

Hissing Sound?

No sound?

How can i fix my yamaha keyboard, PSR 270?

Technics SX-PR603, edelp for repair?

Technics SX-PX554 no sound?

Sound Name Error on Technics Pr902 Piano?

Need a main board for my pr370?

Electric piano with clicking keys ?

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

my piano soft pedal wont work?

wrong plug?

Technics PR602 replacing the disc drive with hard drive?

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

Rec Mutipal tracks of music MD 4072?

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

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

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

need new cord?

How can I fix a keyboard with dead keys. ?

korg c 15s service manual?

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

yamaha keyboard PRS-70?

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

Ettor code in cvp 209?

Technics Digital Piano PR370 sound problem?

fix speaker?

elka x30?