HP z558, z556 manual Troubleshooting DVI, Recovering your system with DVI or, Blurred screen text

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Troubleshooting DVI

This section contains important information about troubleshooting problems that may occur with your HP Digital Entertainment Center DVI Video Out Setup, especially when you connect a DVI cable to your HDTV.

This section also applies to connecting DVI with an HDMI adapter cable.

Blank screen after powering up and during initial startup with DVI

Problem: After powering up and during initial startup, if your HP Digital Entertainment Center is connected to

DVI Video Out, you may notice that the TV/Display screen is: dark, blue, distorted, cropped, or inside dark borders.

Solution: If your HDTV displays these conditions, or is too difficult to use, see the following table:

Blank screen for:

Action:

 

 

1 to 2 minutes after you first turn on your

No action is required.

system during initial setup.

CAUTION: Do not restart your HP Digital Entertainment Center until the

 

screen indicates that setup is complete.

 

 

About 30 seconds after restarting.

No action is required. Do not restart your HP Digital Entertainment Center.

 

Please wait for the display to reappear.

 

 

Recovering your system with DVI or

DVI/HDMI

Problem: On some TVs you do not see a blue and white HP logo screen that shows the function key F10=System Recovery selection. You cannot perform recovery or certain activities in DVI.

Solution: Change your Video Out connection to VGA; recover your system; and then reconnect the DVI connection.

NOTE: Make sure that you have updated software. Refer to: http://www.hp.com/support

Blurred screen text

Problem: The text is not well defined on a flat panel TV with DVI. The display is in TV mode. This condition can occur if your HP Digital Entertainment Center was connected to component video and you have changed to DVI.

Solution: Use this procedure if you have a monitor or a TV with monitor resolution settings connected to the HP Digital Entertainment Center with DVI and see blurry screen text. To change the TV/Display from TV mode to monitor mode, do the following:

1Right-click the desktop, click nVidia Display in the dialog box, and then click TV (model).

2Select nView Display Settings (or TV Settings) from the left-side list. The window appears.

30HP Digital Entertainment Center TV/Display Setup Guide

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Contents Page USA Table of Contents Video Out Information Important NotesBefore You Begin OverviewTV/Display Setup Setting Up Your TV/Display for the First TimePreparing your system After you first turn on your system Starting the TV/Display Setup Wizard Adjusting VideoResize adjustment availability Click More Programs, HP Settings, and then Video Settings TV/Display Setup WizardFollow the onscreen instructions Video Out Action Composite Component Video Out shownComponent Pb, Pr Step Your settings may vary Your screen image may vary Change the screen size Adjustments on Video Out Action Video compositeHdtv Overscan Compensation Click the Overscan Compensation buttonAdjust Composite Video Video Screen Size Desktop Video Adjustments Video Troubleshooting Check videoConnector Usage Problem See Video Common Video Out ProblemsVideo Out Connection Types Troubleshooting DVI on Connector Problem See Video compositeComponent Y, Pb, Pr Troubleshooting Component Video on Blank screenOversized screen Undersized screen with black border Screen flashesUnreadable screen text Sleep modeScreen flickers DTV channel has audio but no videoNo video after power on sequence Troubleshooting Composite and S-videoKeyboard does not work No video after changing the Video Out connection Troubleshooting Component Video Check component videoDVD does not play or an error appears on screen Component video troubleshooting chartProblem Screen image Solution See Blank screen blue, black, or distorted Blank Screen for SolutionClick Play DVD Video checklist Connect another Video Out Video Out Options Video composite Component Y, Pb, PrLine at bottom of the screen Wrong colors or erratic video on screenClick Control Panel, Add or Remove Programs Blurred screen text Troubleshooting DVIRecovering your system with DVI or Blank screen for ActionPage Video Out Formats Video Out InformationTV/Display Types StandardScanning system Display resolution/formatAspect ratio Cropping Display Image SizeOverscan PanningImportant Notes Plasma TV/Display Image RetentionPrinted
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