InFocus X1a - Manual (Page 31)

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Using the audio
Using the projector’s speakers
To use the projector’s speaker, connect your source to the Audio In connec-
tors (L and/or R) on the projector’s composite connectors.
To adjust the volume, press the Volume buttons on the keypad.
If you purchased the optional remote, you can mute the sound by pressing
the remote’s Mute button.
Troubleshooting Audio
If you aren’t hearing the audio, check the following:
• Make sure the audio cable is connected.
• Make sure the volume is turned up enough. Press the Volume button
on the keypad.
• Make sure the correct source is active.
• Adjust the audio source.
• If playing a video, make sure the playback has not been paused.
connect audio cable
adjust volume