Sony SRS-ZR7 Help Manual page 80

Select a song from the list and start playback.
5
Music will be heard from the speaker.
To enjoy a more dynamic sound
Pull the lever on the bottom of the speaker in the direction of the arrow shown in the illustration below to remove the grille.*
* After removing the speaker grille, do not touch the exposed part of the speaker (speaker units), and keep the removed grille on a flat surface to prevent
distortion.
Note
Files imported to the Walkman via x-app. cannot be played back.
Related Topic
Connecting a USB flash drive
Connecting a Walkman
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