User Controls
Audio
(Computer / Video
Mode)
Volume
Press the 
to decrease the volume. Press the 
to increase the volume.
Mute
Choose the “On” to turn mute on. Choose the “Off” to turn mute off.
Power On/Off Volume
Choose this function to adjust volume when power on/off.
Alarm Volume
Choose this function to adjust volume when there are errors of the projector.
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