Speaker
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5 Ответов 4 Оценка |
Korg B1 - specific notes don't work, problem with circuitry |
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2 Ответов 0 Оценка |
Piano Keys very low volume |
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1 ответ 1 Оценка |
Glitchy keys on digital piano - Yamaha Clavinova CLP-880 |
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1 ответ 3 Оценка |
4 piano keys not working (seems electronic problem) |
