HP ep7100 manual Sound problems, If the image disappears from the computer screen

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Fixing problems

If several picture settings seem completely wrong and you cannot fix them:

❏Press menu, go to Picture > Color settings > Reset color settings, and press ok.

❏Press menu, go to Setup > Reset all settings, and press ok.

If a scrolling or cut-off image is displayed for a computer connection:

❏Press menu, go to Picture > VGA settings > Auto sync, and press ok.

❏Turn everything off. Then power on the projector first and power on the notebook or desktop computer second.

❏If the previous steps do not correct the display image, adjust the resolution of the notebook or desktop computer to 1024×768 pixels. If the computer has multiple monitors, adjust the resolution of the monitor assigned to the projector.

If the image is flickering or unstable for a computer connection:

❏Press menu, go to Picture > VGA settings > Auto sync, and press ok.

❏Press menu, go to Picture > VGA settings, and adjust Frequency or

Tracking.

If the image disappears from the computer screen:

❏For a notebook computer, you might be able to turn on both the external VGA port and the built-in screen. See the computer manual.

If text or lines from a computer display seem rough or uneven:

❏Check the focus adjustment.

❏Press menu, go to Picture > Shape settings > Reset keystone, and press ok.

If a computer display is projected with low resolution:

❏Press menu, go to Setup > DVI compatibility, and select VGA only. Note that this setting is not compatible with standard DVI devices.

Sound problems

If no sound is coming out of the projector:

❏Be sure you have an audio cable securely connected between the projector and the source device.

❏Press menu, go to Sound, and check that Mute is turned off and Volume is correct.

User’s Guide

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Contents HP ep7100 Series Home Cinema Digital Projector First Edition July Contents Showing video Index Contents Safety precautions Setting upWhat’s in the box? Identifying the contents of the box Projector at a glance Identifying common featuresIdentifying major components Identifying the projector buttons and lights Projector buttons and lightsIdentifying back panel components Back panelRemote control Identifying features of the remote control AccessoriesPlanning your layout Setting up the projectorSetting up Image size diagonal Image size width Distance lens to screen Connecting power Connecting a video source Connecting a component-video source Connecting an S-video source Connecting a composite-video source Connecting a DVI source Connecting a Scart source Connecting a sound system Connecting several video sources Connecting a computer Turning the projector on Turning the projector on and offMoving the projector Turning the projector offSelecting a source Making basic adjustmentsAiming the projector Adjusting the focus and zoom Press menu and go to Picture Customize picture mode Changing the picture modeAdjusting the shape of the picture Adjusting the volume Adjusting a slanted pictureShowing the video source Showing videoHiding or showing the picture Showing a computer screenShowing video Adjusting the picture and sound Adjusting the projectorAdjusting the picture Adjusting the soundAdjusting the projector setup Using the on-screen menuChanging settings using the on-screen menu Picture menu Input menuInput menu Picture menuSource or each viewing environment. You can also Sound menu Setup menuHelp menu Adjusting the projector Maintaining the projector Cleaning the projector lensGetting the projector status Replacing the lamp module requires special consideration Replacing the lamp moduleReplacing the battery in the remote control Maintaining the projector Installing the projector Installing permanentlyInstalling on a table Installing on the ceilingExamples of room controller commands Connecting to a room controllerSerial connections Request *BRT=65CR Notification Room controller commandsCspc Hide Lhrs Shdn Menu Installing permanently Troubleshooting suggestions Fixing problemsIf the red temperature light is on or blinking If both red warning lights are blinkingPicture problems Start-up problemsIf an upside-down or reversed image is displayed If the image is out of focusIf the image is too small or too large If the image has slanted sidesIf the projected colors seem slightly wrong If the image is stretchedIf the projected colors seem completely wrong If a computer display is projected with low resolution Sound problemsIf the image disappears from the computer screen If no sound is coming out of the projectorRemote control problems Interruption problemsPress menu and go to Help Diagnostics Testing the projectorFixing problems Support Support and warrantyContacting HP support Americas HP digital projector limited warranty statement Limited warrantyExtent of limited warranty Obtaining HP repairLimitations of liability Limitations of warrantyLocal law Support and warranty Projector specifications SpecificationsReference Operating Compatibility Resolution Refresh rates Hz Analog Video mode compatibilityLED safety Safety informationMercury safety Regulatory informationJapan Korea CanadaConnections to peripheral devices International Declaration of conformity Reference Index Index Index Index Page 5990-3663