A Troubleshooting

Solving Common Problems

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

Problem

Solution

 

 

Power button LED is not on.

Make sure that the Power button is on, and the power cord is 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.

 

 

Power source LED is not on.

The monitor is not receiving power. Contact your authorized HP service provider to replace

The power source LED is on

the power adaptor.

the rear of the monitor next

 

to the power plug connector.

 

 

 

Screen is blank.

Connect the power cord. Turn on the power.

 

Connect the video cable properly. See Setting Up the Monitor on page 6 for more

 

information.

 

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

 

 

Image appears blurred,

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

indistinct, or too dark.

scales.

 

 

Check Video Cable appears

Connect the appropriate video cable (VGA, DVI, or HDMI) between the computer and

on screen.

monitor. Be sure that the computer power is off while connecting the video cable.

 

NOTE: HDMI input is available for select models only.

 

 

Input Signal Out of Range

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

appears on screen.

(see the table in Preset Video Modes on page 33). 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. HP recommends

problem.

 

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

 

computer.

Unable to set the monitor to the optimal resolution.

Make sure that the graphics card supports the optimal resolution.

Make sure that 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.

26 Appendix A Troubleshooting

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