Dukane 28A7100HC manual Using the audio, Using the keypad buttons, Troubleshooting Audio

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Using the audio

To use the projector’s speaker, connect your source to the Audio In connec- tor on the projector. See page 13 regarding using the audio adapter.

To adjust the volume, press the Volume buttons on the keypad or remote.

To mute the sound, press the Mute button on the remote.

Troubleshooting Audio

If you aren’t hearing the audio, check the following:

Make sure the audio cable is connected.

Make sure mute is not active (press the Mute button on the remote).

Make sure the volume is turned up enough. Press the Volume button on the keypad or remote.

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

Using the keypad buttons

Most buttons are described in detail in other sections, but here is an over- view of their functions:

Menu–opens the on-screen menus (page 29).

Select–confirms choices made in the menus (page 29).

Up/Down arrows–navigates to and adjusts settings in the menus (page 29).

Auto Image–resets the projector to the source.

Presets–cycles through the available preset settings (page 31).

Keystone–adjusts squareness of the image (page 8).

Volume–adjusts sound (page 26).

Video and Computer–changes the active source.

menu navigation buttons

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Contents Users Guide Page Canada Safety CertificationsAustralian Certification C-tick mark Trademarks FCC WarningTable of Contents Introduction On 169 and 43 modes Positioning the projectorConnecting a computer source Required computer connectionsOptional computer connections ? No start up screen? Get help on Displaying a computer source imageAdjusting the image Using the projector with Windows 98 for the first time For Windows 2000, Windows ME, and Windows XP Skip this page if you did not connect a USB mouse cableFor Windows Wizard launches three timesConnecting a video device Video connections Input Signal Connector Connector Label on ProjectorVideo device connections Composite video connectionVideo connection VGA connection Component video connectionDisplaying video Adjust the zoom and focus Shutting down the projector Troubleshooting your setupRemove lens cap Toggle power switchRange Out Page Page Color Check lamp hours MainAbout Replace lamp Still need assistance? Troubleshooting the remote Using the remote controlUsing the audio Using the keypad buttonsTroubleshooting Audio Optimizing computer images Presentation featuresCustomizing the projector Optimizing video imagesUsing the menus Picture menu Save User Settings Advanced menu Settings menu Startup Logo Blank Screen Language menu Maintenance Cleaning the LensReplacing the Projection Lamp Mentally proper manner Cleaning the Lamp Housing Screens Using the security lockAppendix SpecificationsDistance to screen Projected image sizeRed LED Behavior Explanation Red LED Behavior and Projector ErrorsNumerics Page USB Legal Information Audio Visual Products