HP 23.6' C5U90AA#ABA manual Troubleshooting, Solving common problems

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C Troubleshooting

Solving common problems

Shown below are possible problems, reasons, and recommended solutions:

Problems

The LED power indicator is not lit

Nothing displayed on the screen

Blurred or dark image Image is not centered.

The screen display input signal is out of the valid scope.

Blurred and ghost image.

Solutions

Ensure the Power button is switched on and the power cord is properly connected to the grounded power outlet and the monitor.

Select Management in the OSD menu before selecting the power indicator on the panel. Check if the Panel Power Indicator is set as Off. If so, set it as On.

Connect the power cord. Power on the device.

Connect the video cable correctly. For more information, see "Installation"

chapter.

Press any key on your keyboard or move your mouse to disable the screensaver.

Press the Menu button to activate the OSD menu. Select Image Control. Then select Horizontal Position or Vertical Position to adjust the position of the image.

Connect the monitor VGA signal cable to the VGA connector on the computer. Be sure that the computer power is off while connecting the video cable. Enter Safe Mode after your computer is restarted. Apply the setting supported by your monitor (See table 5.1 in Chapter 5. B: Factory Preset Display Mode). Restart your computer to activate the new setting.

Adjust the contrast and brightness controls.

Make sure no extension cord or switch box is used. HP suggests you to connect your monitor to the graphic card output port on the back of your computer.

For VGA input, Auto-adjustment will solve problems of this kind.

The optimum resolution of the monitor is not available

Make sure the graphic card supports optimum resolution.

Make sure latest applicable driver for graphic card is installed. For HP and Compaq systems, you may download the latest applicable graphic card drivers at: www.hp.com/support. For other systems, visit the websites for your graphic card.

Plug-and-play is not

To enable the plug-and-play feature for your monitor, you should have

available

plug-and-play-ready computer and graphic card. Please contact the

 

manufacturer of your computer.

 

Check the video cable of your monitor. Make sure there are no bent PINs.

 

Make sure the HP monitor driver is installed. You may download the HP

 

monitor driver at: www.hp.com/support

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Contents HP 24wd LED Backlit Monitor User Guide Page Features Chapter I. IntroductionCheck list Chapter II. Installation Install the pedestalConnect your monitor to your computer Disconnect the pedestal for shipping Chapter III.Monitor overview Overview of front panel controlsPower ON/OFF Switch Power indicatorMenu features Chapter IV. Operational InstructionOSD operational instructions Characters only applicable to VGA Seconds Exit Factory preset display mode Chapter V. Technical InformationProduct specifications Signal cable connector VGA InterfacePanel testing DVI InterfaceSafety and Maintenance Guidelines Important Safety InformationSafety Precautions Maintenance Guidelines Cleaning your monitorShipping the monitor Japanese Power Cord Requirements Agency Regulatory NoticesProduct Environmental Notices Energy Starr Qualification Page Page Troubleshooting Solving common problemsContacting Support Preparing to Call Technical SupportLocating the Rating Label