Customizing The Monitor Display; Power-On Self Test Error Messages; Basic Troubleshooting; General Problems - HP Xw4550 - Workstation - 2 GB RAM Troubleshooting Manual

●
If you recently installed new software, uninstall the software and verify if the workstation functions
properly.
●
If the screen is blank, plug the monitor into a different video port on the workstation if one is
available. Alternatively, replace the monitor with a monitor that you know is working properly.
●
Upgrade the BIOS. A new release of the BIOS might have been released that supports new features
or fixes your problem.
●
For more detailed information, see the troubleshooting chapter in the Service and Technical
Reference Guide at http://www.hp.com/support/workstation_manuals.

Customizing the monitor display

You can manually select or change the monitor model, refresh rates, screen resolution, color settings,
font sizes, and power management settings. To do so, right-click the desktop, then click Properties to
change display settings. For more information, see the online documentation provided with the graphics
controller utility or the documentation that came with your monitor.

Power-On Self Test error messages

The POST is a series of diagnostic tests that runs automatically when the system is turned on. Audible,
visual, or both message occur before the operating system boots if the POST encounters a problem.
POST checks the following items to ensure that the workstation system is functioning properly:
●
Keyboard
● Memory modules
●
Diskette drives
●
All mass storage devices
●
Processors
● Controllers
●
Fans
●
Temperature sensors
● Cables (front/rear panels, audio, and USB ports)
Find additional information about POST error messages in the Service and Technical Reference
Guide, which is available at http://www.hp.com/support/workstation_manuals.

Basic troubleshooting

This section provides guidance on troubleshooting problems that you might encounter during the initial
setup process. Additional troubleshooting information is available in the Service and Technical
Reference Guide at http://www.hp.com/support/workstation_manuals.

General problems

You might be able to easily resolve the general problems described in this section. If a problem persists
and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation,
contact an HP customer care center, or contact an authorized dealer or reseller. For a list of support
telephone numbers for your region, visit http://www.hp.com/support, select your region, and click
Contact HP in the upper-left corner.
ENWW Power-On Self Test error messages 39