Optoma Technology EP705H 4Treble, 4Mute, 4Mono / Stereo / Stereo-enhance, 4Front-Desktop

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4Treble

The treble setting controls the higher frequencies of your audio source.

lPress the left button to decrease the treble.

lPress the right button to increase the treble.

4Mute

lChoose the left icon to make the volume function ineffective.

lChoose the right icon to make the volume function effective.

4Mono / Stereo / Stereo-enhance

lMono: Mono sound effect.

lStereo: Stereo sound effect.

lStereo-enhance: Stereo-enhance sound effect.

Projection

4Front-Desktop

The factory default setting.

4Rear-Desktop

When you select this function, the projector reverses the image so you can project behind a

translucent screen.

4Front-Ceiling

When you select this function, the projector turns the image upside down for ceiling-mounted projection.

4Rear-Ceiling

When you select this function, the projector reverses and turns the image upside down at same time. You can project from behind a translucent screen with ceiling mounted projection.

416:9 (Video mode only)

You can select this function to fit your DVD aspect ratio type.

44:3 (Video mode only)

You can select this function to fit your DVD aspect ratio type.

4PIP (Computer mode only)

Choose “On” to turn on the PIP screen. When the PIP screen displayed, use the four directional select keys to change the PIP screen position. Choose “Off” to trun off the PIP screen.

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Contents Table of Contents Precautions Usage NoticeProduct Features IntroductionPackage Overview Product Overview Main UnitConnection Ports Panel ControlRemote Control Installation Connecting the Projector to Desktop ComputerConnecting the Projector to Portable Computer Connecting the Projector to Other Video Sources If you use the video cableIf you use the s-video cable Power On/Off the Projection Display Powering On the Projection DisplayPowering Off the Projection Display Adjusting the Projected Image Adjusting the Projector HeightImage Size Adjustment Power / Standby ResetUser Controls MenuVolume Zoom In Computer mode onlyZoom Out Computer mode only EnterOn-Screen Display Menus 4Tint Video mode only 4Color Video mode only4Volume 4TrackingVideo mode only 4Treble4Mute 4Mono / Stereo / Stereo-enhance4Lamp Reset 4Reset All4Lamp Warning 4Exit MenuAppendices Problem No image appears on screenProblem Partial, scrolling or incorrectly displayed image Problem Image is out of focus Problem Image is unstable or flickeringProblem Image has vertical flickering bar Problem The screen is outstretched when displaying 169 DVD Lamp Changing Procedure To replace the lamp module, reverse the previous stepsSpecifications Compatibility Modes