User controls, Setup | audio settings – Optoma EH503 User Manual
Page 51
English
51
Setup | Audio Settings
Internal Speaker
4
Off—turn off the internal speaker.
4
On–turn on the internal speaker.
Mute
Toggle the audio on or off.
4
Off—the speaker volume and audio out are turned on.
4
On–the speaker volume and audio out are turned off.
Volume
Press ◄ to decrease the volume.
Press ► to increase the volume.
Audio Input
Press ◄► to select audio source input.
User Controls
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