Mute - TechniSat DIGITRADIO 11 IR Operating Instructions Manual

If the volume is turned down completely or muted with the MUTE button (14),
the device switches to standby mode after approx. 15 minutes.

6.6 Mute

You can mute the volume by pressing the MUTE button (14).
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This mode is signalled by a corresponding icon in the status bar.
Pressing the MUTE button again switches the volume back on.
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