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Christopher WilliamsonAug 11, 2025
How to fix Yamaha HPH-PRO400 when there is no sound?
- GgoodmankyleAug 11, 2025
To resolve the issue of no sound from your Yamaha Headphones, ensure the cable plugs are fully inserted into the headphone jacks (PRO500/400 only) and the playback device. Also, verify that the volume isn't set too low, the playback device is turned on, and that it is not paused.