ViewSonic Pro10 Projector User Manual


 
46
SETTING | Audio Settings
Internal Speaker
Choose the “On” or “Off” to turn on or off the internal speaker.
Mute
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Choose the “On” to turn mute on.
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Choose the “Off” to turn mute off.
Volume
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Press the ◄ to decrease the volume.
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Press the ► to increase the volume.