HP S2331a User Guide

							
Troubleshooting
Solving Common Problems
The following table lists possible problems, the possible cause of each problem, and the recommended
solutions:
ProblemSolution
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.
Screen is blank.Connect the power cord. Turn on the power.
Connect the video cable properly. See 
Press a key on the keyboard or move the mouse to turn off the screen-blanking utility.
Image appears blurred,
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 appears
on screen.Connect the monitor VGA or DVI-D signal cable to the VGA or DVI-D connector on the
computer. 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   ).  Restart your
computer so that the new settings take effect.
Picture is fuzzy and has
ghosting, shadowing
problem.Adjust the contrast and brightness controls.
Make sure that you are not using an extension cable or switch box. We recommend plugging
the monitor directly into the graphic card output connector on the back of your computer.
The auto adjustment feature might fix this problem (VGA input only).
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: www.hp.com/
support. For other systems, refer to the Web site for your graphics card.
Screen is black or displaying
at a lower resolution while
displaying high-definition
(HD) content. Check if your monitor and computer support HDCP. Refer to High-Content Digital Bandwidth
Protection or http://www.hp.com/support
.
C
 
“Connect 
 
for more 
information.
Factory Preset Display Mode  in Technical Information  
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Press the OK button on the monitor. If this does not correct the image, press
your  monitor to your computer ＂
 
						

							
ProblemSolution
Unable to hear audio fromDo the following:

BEnsure the source signal is good by using headphones at the source.

B Press the Menu button to access the OSD menu. Select 
Management, and then select
Volume  to adjust the volume.

B

B Ensure speaker volume is not muted or too low: Click the 
Windows start button™,
Control Panel , and Hardware and Sound . Under Audio Devices and Sound, click  Adjust
system volume . Under Main Volume, move the slider up.
No Plug and Play.In order for the Plug and Play feature of the monitor to work, you need a computer and graphic
card that are compatible with Plug and Play. Check with your computer manufacturer.
Check the monitors video cable, and make  sure that none of the pins are bent.
Make sure that the monitor drivers are installed. 
 Monitor drivers are also available at: 
http:// www.hp.com/support
Picture bounces, flickers, or
wave pattern is present in the
picture.Move electrical devices that ma y cause electrical interference as far away from the monitor as
possible.
Use the maximum refresh rate that your monitor is capable of at the resolution that you are
using.
Monitor is always in sleep
mode (amber LED). The computer power switch should be in the On position.
The computer graphic card should be snugly seated in its slot.
Check that the monitor video cable is properly connected to the computer.
Inspect the monitor video cable, and make sure that none of the pins are bent.
Check that your computer is operational: Press the Caps Lock key and observe the Caps Lock
LED found on most keyboards. The LED should either turn on or off after hitting the Caps Lock
key.
Getting Support from hp.com
Before you contact customer service, refer to HP Technical Support at: http://www.hp.com/support
Select your country/region, and then follow the links to the support page for your monitor.
Preparing to Call Technical Support
If you cannot solve a problem by using the troubleshooting tips in this section, you might have to call
technical support. For technical support contact information, refer to the printed documentation included
with the monitor.
Have the following information available when you call:

B Monitor model number (located on label on back of monitor)

B Monitor serial number (located on label on back of monitor or in the OSD display in the Information
menu)

B Purchase date on invoice
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built-in speakers(Select 
models). 
Turn up the volume .
 
						

							

BConditions under which the problem occurred

B Error messages received

B Hardware configuration

B Name and version of hardware and software you are using
Locating the Rating Label
The rating label on the monitor provides the product number and serial number. You may need these
numbers when contacting HP about your monitor model.
The rating label is on the back of the monitor.
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