HANNspree DT04-12A1 - Manual (Page 41)

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Mute
1.
Press the CH DOWN button or CH UP
button to select Mute.
2. Press the MENU button to enter the
Mute submenu.
3. Press the CH UP button to turn the
mute off.
4. Press the CH DOWN button to turn
the mute on.
5. Press the MENU button to confirm the
setting and return to the Audio
Setting menu.
Audio Setting
TRE TRE BASS BASS
Mute Mute
Off On
Audio Setting
TRE TRE BASS BASS
Mute Mute
Off On
Note
The new setting is confirmed automatically
when the OSD times out.