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

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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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Contents User’s Guide Remote Control Warning Safety CertificationsDeclaration of Conformity TrademarksTable of Contents Included items IntroductionCables Projector components and features Required computer connections Connecting a computerOptional computer connections Connect RS-232 cable ? No startup screen? Get help on Displaying a computer imageFirst-time projector use with Windows For Windows Skip this page if you did not connect a USB mouse cableWizard launches three times For Windows 2000, Windows ME, and Windows XPAdjusting the image Standard video connections Connecting a video deviceOptional video connections Displaying a video image Contrast Shutting down the projector Troubleshooting your setupOnly startup screen appears Source troubleshootingRange Out Page Projector troubleshooting Page Lamp won’t turn on, LED blinking red Color Lamp must be replaced Lamp turns on Regarding this projector Using the keypad buttonsTroubleshooting the remote Using the remote controlTroubleshooting audio Using the audioConnecting external speakers Optimizing computer images Presentation featuresCustomizing the projector Optimizing video imagesUsing the menus Picture menu Presets Advanced settings Settings menu Screen Save Service Cleaning the lens MaintenanceReplacing the projection lamp Resetting the lamp timer Using the security lock Accessories SpecificationsAppendix Projected image size Optional AccessoriesImage Width Feet/mUSB NumericsLED XGA Limited Warranty Boxlight