Using the audio

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

To adjust the volume, use the buttons on the keypad or remote.

To mute the sound, press the Mute button.

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. Press the volume button on the keypad or remote.

Make sure that if you are connected to Computer 1 on the back of the projector, that you are also connected to the corresponding audio in. If you are connected to Computer 2, be sure you are connected to its cor- responding audio in.

Adjust the audio source.

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

connect audio cable

adjust volume

computer 1 and corresponding audio

 

 

 

computer 2 and

computer 1

audio in

computer 2

corresponding audio

 

 

 

audio in

 

 

 

computer in

 

 

Connecting external speakers

The projector can be attached to external speakers that have their own power source by plugging speaker cables into the projector’s left and right Audio Out connectors.

 

 

video

R

 

audio in

Y

 

computer 1

computer 2

s-video

 

external

 

R

 

audio in

Pr

L

 

Pb

 

computer in

audio in

 

 

L

 

speakers

 

 

 

speaker cable

monitor network

serial control

audio out

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BOXLIGHT CD-850m manual Using the audio, Troubleshooting audio, Connecting external speakers