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David HartAug 14, 2025
How to fix no sound on my Casio CGP-700?
- RRyan MendezAug 14, 2025
If your Casio Musical Instrument isn't producing sound when you press a key, here are a few things to check: * Make sure the VOLUME controller isn't set to “MIN”. Rotate it towards “MAX”. * Ensure nothing is plugged into the PHONES jack. * Verify the Upper 1 icon is on. Touch the Upper 1 icon to turn it on. * Confirm that the “Speaker” SYSTEM SETTING is on.