HP DX2250 Startup, go to Start Run Microsoft Windows XP or, Blank screen no video Cause Solution

Page 17

Poor performance is experienced.

Cause

Solution

 

 

 

 

 

Too many applications running.

1. Close unnecessary applications to free up memory.

 

 

Some applications run in the background and can be

 

 

closed by right-clicking on their corresponding icons in the

 

 

task tray. To prevent these applications from launching at

 

 

startup, go to Start > Run (Microsoft Windows XP) or

 

 

Start > All Programs > Accessories > Run (Microsoft

 

 

Windows Vista) and type msconfig. On the Startup tab

 

 

of the System Configuration Utility, uncheck applications

 

 

that you do not want to launch automatically.

 

 

 

 

 

 

 

 

 

 

CAUTION: Do not prevent applications from

 

 

 

 

launching at startup that are required for proper

 

 

 

 

system operation.

 

 

 

 

 

 

 

2.

Add more memory.

 

 

 

Some software applications, especially games, are stressful

1. Lower the display resolution for the current application or

on the graphics subsystem

 

consult the documentation that came with the application

 

 

for suggestions on how to improve performance by

 

 

adjusting parameters in the application.

 

2.

Add more memory.

 

3.

Upgrade the graphics solution.

 

 

 

Cause unknown.

Restart the computer.

 

 

 

 

 

 

Blank screen (no video).

 

 

 

 

 

 

 

 

Cause

Solution

 

 

 

Monitor is not turned on and the monitor light is not on.

Turn on the monitor and check that the monitor light is on.

 

 

 

The cable connections are not correct.

Check the cable connection from the monitor to the computer

 

and to the electrical outlet.

 

 

 

You may have a screen blanking utility installed or energy

Press any key or click the mouse button and, if set, type your

saver features are enabled.

password.

 

 

 

Computer is in standby mode.

Press the power button to resume from standby mode.

 

 

 

 

 

 

 

 

CAUTION: When attempting to resume from

 

 

 

standby mode, do not hold down the power button for

 

 

 

more than four seconds. Otherwise, the computer will

 

 

 

shut down and you will lose any unsaved data.

 

 

 

 

 

 

You are using a fixed-sync monitor and it will not sync at the

Be sure that the monitor can accept the same horizontal scan

resolution chosen.

rate as the resolution chosen.

 

 

Monitor cable is plugged into the wrong connector.

Ensure that the monitor is plugged into an active connector on

 

the rear of the computer. If another connector is available,

 

connect the monitor to that connector and reboot the system.

 

 

Bad monitor.

Try a different monitor.

 

 

 

 

 

 

ENWW

Solving General Problems 11

Image 17
Contents Troubleshooting Guide dx2250 Microtower Model Troubleshooting Guide About This Book Iv About This Book Table of contents Enww Accessing HP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Select the Test Mode Interactive or UnattendedHelp Tab Status TabLog Tab Downloading the Latest Version of HP Insight Diagnostics Saving and Printing Information in HP Insight DiagnosticsSafety and Comfort Before You Call for Technical Support TroubleshootingHelpful Hints Enww Cause Solution Solving General ProblemsComputer will not turn on Cause Solution Poor performance is experienced Cause Solution Computer date and time display is incorrect Cause SolutionStartup, go to Start Run Microsoft Windows XP or Blank screen no video Cause SolutionEnww Computer will not start Cause Solution Solving Hardware Installation ProblemsActivity Possible Cause Recommended Action Interpreting Diagnostic LightsInterpreting Diagnostic Lights HP Backup and Recovery Manager Contacting Customer Support
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