Using the VOL (Volume) +/- button
Adjust the master volume quickly using the VOL (Volume) +/- button on your Walkman. For more customized volume control, see “Customizing the volume settings.”
Hint
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If there is no sound even if you press the VOL (Volume) + button, turn up the [Music, video, games, & other media] volume. [Details]
VOL (Volume) +/- button
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