#119855 - 02/11/0308:54 PMRe: yamaha 9000 pro sound problem
Beakybird
Senior Member
Registered: 01/27/01
Posts: 2227
Probably a broken keyboard, but try factory reset: Hold down high C while turning on the keyboard (I believe that this is the method with all Yamaha keyboards). Yamaha will call within 72 hours.
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