A Troubleshooting

Solving Common Problems

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

Problem

Possible Cause

Solution

 

 

 

Power button LED is not on.

Power is not on.

Make sure that the power button is on, and the

 

 

power cord is connected to a working electrical

 

 

outlet.

 

 

If the power source LED on the rear of the monitor

 

 

is on but the monitor will not power on, contact

 

 

your HP service provider to replace the monitor.

 

 

 

Power source LED is not on.

Power failure.

The monitor is not receiving power. Ensure that the

NOTE: The power source LED is on

 

monitor is plugged into a working electrical outlet.

 

 

the rear of the monitor next to the

 

If the power source LED remains off, contact your

power cord connector.

 

HP service provider to replace the power adapter.

 

 

 

Screen is blank.

Power cord is disconnected.

Connect the power cord.

 

 

 

 

Power button on front panel of

Press the front panel power button.

 

the monitor is turned off.

 

 

 

 

 

Video cable is improperly

Connect the video cable properly. Refer to Setting

 

connected.

Up the Monitor on page 4 for more information.

 

 

 

 

Screen blanking is active.

Press any key on the keyboard or move the mouse

 

 

to inactivate the screen blanking utility.

 

 

 

Screen image appears distorted; text

The computer’s graphics card

Set the computer’s display resolution to the same

is fuzzy or blurred; image quality is

resolution is set lower or

mode as the monitor’s recommended native

degraded.

higher than the monitor’s

screen resolution to provide the best picture

 

native resolution.

quality.

 

 

 

Image appears too light or too dark.

Brightness needs adjustment.

Press the or + buttons on the front panel to

 

 

adjust the brightness scales as needed.

 

 

 

Online Technical Support

For the online access to technical support information, self-solve tools, online assistance, community forums of IT experts, broad multivendor knowledge base, monitoring and diagnostic tools, go to http://www.hp.com/support.

Preparing to Call Technical Support

If you cannot solve a problem using the troubleshooting tips in this section, you may need to call technical support. Have the following information available when you call:

Monitor model number

Monitor serial number

12 Appendix A Troubleshooting

ENWW

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HP L2201x manual Troubleshooting, Solving Common Problems