InFocus C315, C250W 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-

connect audio cable

nector on the projector.

 

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

 

To adjust the balance or turn off the projector’s chime, use the Audio menu

 

(see page 28).

 

Troubleshooting audio

If there is no sound, check the following:

adjust volume

• 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.

 

• 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.

external speakers

speaker cable

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Contents Page EN 55022 Warning Declaration of ConformityTrademarks FCC WarningTable of Contents Introduction Connector panel Connector PanelOptional computer connections Connecting a computerRequired computer connections Page ? No startup screen? Get help on Displaying a computer imageAdjusting the image Connecting a video device Displaying a video image Page Shutting down the projector Troubleshooting your setupStatus indicator light behavior and meaning Page No computer image, just the words Signal out of range Image clear and not cropped Square image Page Projected colors don’t match source Lamp must be replaced Lamp turns on Still having problems?Lamp won’t turn on, Temperature light is on Auto image-resets the projector to the source Using the keypad buttonsTroubleshooting the remote Using the remote controlConnecting external speakers Using the audioTroubleshooting audio Customizing the projector Presentation featuresOptimizing computer images Optimizing video imagesUsing the menus Picture menu Presets Advanced settings Settings menu Startup Logo Custom Key Language Service menu To change the PIN PIN featureTo reset the PIN back to the default To enter the PIN at projector startupUsing the security lock MaintenanceCleaning the lens Replacing the projection lamp Resetting the lamp timer Projected image size AppendixIndex XGA