Philips 32PFL8605H User Manual page 184

3.3.1 Browse USB
Mute screen
If you only listen to music, you can mute the TV screen to
save energy.
To mute the screen, press the Green key, select Mute
screen and press OK. To switch the screen back on, press
any key on the remote control.
See the list of compatible playback formats in Help >
Specifications > Multimedia.
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