A Troubleshooting
Resolving Common Issues
Issue 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. Verify that 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. For more information, see
Setting Up the
Monitor on page 6.
Press a key on the keyboard or move the mouse to turn off the screen-blanking utility.
Image appears blurred,
indistinct, or too dark.
Press the Menu button to open the OSD menu, and adjust the brightness and contrast scales.
Check Video Cable appears
on screen.
Connect the appropriate video cable (VGA, DVI, or HDMI) between the computer and
monitor. Be sure that the computer power is off while connecting the video cable.
Input Signal Out of Range
appears on screen.
Restart your computer and enter Safe Mode.
Change your settings to a supported setting (see the table in
Preset Video Modes
on page 22).
Restart your computer so that the new settings take effect.
Picture is fuzzy and has
ghosting, shadowing issue.
Adjust the contrast and brightness controls.
Make sure that you are not using an extension cable or switch box. HP recommends 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 the graphics card supports 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 the HP website at
http://www.hp.com/support. For other systems, see the website for your graphics card.
Screen is black or displaying
at a lower resolution while
displaying high-definition
(HD) content.
Verify that your monitor and computer support HDCP. For more information, see the
High-
Bandwidth Digital Content Protection (HDCP) on page 9 or HP website at
http://www.hp.com/support.
No Plug and Play. In order for the Plug and Play feature of the monitor to work, you must have a computer and
graphic card that are compatible with Plug and Play. Check with your computer manufacturer.
Inspect the monitor video cable, and make sure that none of the pins are bent.
Make sure that the monitor drivers are installed. For more information, see the
Installing Drivers
on page 11 section. Monitor drivers are also available at the HP website at
http://www.hp.com/support.
ENWW Resolving Common Issues 19
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