Using the audio

Using the audio

To play sound from the projector, connect your source to an Audio In con- nector on the projector.

To adjust the volume, mute, or loudness, use the Audio menu (see page 33).

Troubleshooting audio

If there is no sound, check the following:

Make sure the audio cable is connected.

Make sure mute isn’t active.

Make sure the volume is turned up enough.

Make sure you are connected to the corresponding audio in for your source. By default, Audio 1 corresponds to Computer 2, Audio 2 corre- sponds to Computer 3, Audio 3 corresponds to Video 2 and 3, and Audio 4 corresponds to Video 1. You can change these assignments, see page 33.

Adjust the audio source.

If playing a video, make sure the playback has not been paused.

Connecting external speakers

The projector can be attached to external speakers that have their own power source by plugging a speaker cable into the projector’s Audio Out connector.

connect audio cable

adjust volume

external speakers

speaker cable

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InFocus QR80421, W59 manual Using the audio, Troubleshooting audio, Connecting external speakers