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Troubleshooting

Solving Common Problems

The following table lists possible problems, the possible cause of each problem, and the recommended solutions:

Problem

Solution

 

 

Power LED is not on.

Make sure the Power button is on, and the power cord is properly connected to a grounded

 

power outlet and to the monitor.

 

Select Management in the OSD menu, and then select Bezel Power LED. Check if the

 

Bezel Power LED option is set to Off and, if so, set to On mode.

 

 

Screen is blank.

Connect the power cord. Turn on the power.

 

Connect the video cable properly. See “Setting Up the Monitor” for more information.

 

Press a key on the keyboard or move the mouse to turn off the screen-blanking utility.

 

 

Screen is black or displaying

Check if your monitor and computer support HDCP.

at a lower resolution while

Refer to High-Content Digital Bandwidth Protection or http://www.hp.com/support

displaying high-definition

 

(HD) content.

 

 

 

Image appears blurred,

Press the Auto/Select button on the monitor front panel. If this does not correct the image, press

indistinct, or too dark.

the Menu button to open the OSD menu, and adjust the brightness and contrast scales.

 

 

Image is not centered.

Press the Menu button to access the OSD menu. Select Image Control, and then select

 

Horizontal Position or Vertical Position to adjust the position of the image.

 

 

“Check Video Cable”

Connect the monitor VGA signal cable to the VGA connector on the computer, or connect the

appears on screen.

DVI-D signal cable to the DVI connector on the computer. Be sure that the computer power is off

 

while connecting the video cable.

 

 

“Input Signal Out of Range”

Restart your computer and enter Safe Mode. Change your settings to a supported setting (see

appears on screen.

the table in “Preset Video and High-Definition Modes” in Appendix B). Restart your computer,

 

so that the new settings take effect.

 

 

Picture is fuzzy and has

Adjust the contrast and brightness controls.

ghosting, shadowing

Make sure that you are not using an extension cable or switch box. We recommend plugging

problem.

the monitor directly into the graphic card output connector on the back of your computer.

 

 

For VGA input, the auto-adjustment feature might fix this problem.

 

 

Unable to set the monitor to

Make sure the graphics card supports the optimal resolution.

the optimal resolution.

Make sure the latest supported driver is installed for the graphics card. For HP and Compaq

 

systems, you can download the latest graphics driver for your system from:

 

www.hp.com/support. For other systems, refer to the Web site for your graphics card.

 

 

Using HDMI connection,

Ensure HDMI audio is selected as the main audio output in the operating system. To do so, click

unable to hear audio.

Windows Vista start button , and then click Control Panel. Click Sound, and in the

 

Playback tab, ensure the check mark is next to the HDMI output, and click OK.

 

 

User’s Guide

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HP W2448H/HC, 2229H, W2558HC, W2228H manual Troubleshooting, Solving Common Problems
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2229H, W2448H/HC, W2228H, W2558HC specifications

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