i have a ROLAND RD-150 with tow keys with no sound, can i fix it?
How can I fix my Yamaha Clavinova CVP-55?
No sound when I play my Technics SX PR170 digital Piano?
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korg c 15s service manual?
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How can I fix the back-light in the LCD screen in my Yamaha PSR-630 keyboar?
Sound Name Error on Technics Pr902 Piano?
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Why do yahama use plastic key boards when their products are so expensive?
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wrong plug?
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