HP Compaq dx2200 Troubleshooting

Troubleshooting Guide

HP Compaq dx2200 Microtower Business
PC

Document Part Number: 413757-001

January 2006

This guide provides helpful hints and solutions for troubleshooting
the above products as well as scenarios for possible hardware and
software problems.

© Copyright 2006 Hewlett-Packard Development Company, L.P.
The information contained herein is subject to change without notice.

Microsoft and Windows are trademarks of Microsoft Corporation in the U.S.
and other countries.

The only warranties for HP products and services are set forth in the express
warranty statements accompanying such products and services. Nothing herein
should be construed as constituting an additional warranty. HP shall not be liable
for technical or editorial errors or omissions contained herein.

This document contains proprietary information that is protected by copyright.
No part of this document may be photocopied, reproduced, or translated to
another language without the prior written consent of Hewlett-Packard
Company.

WARNING: Text set off in this manner indicates that failure to follow

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directions could result in bodily harm or loss of life.

CAUTION: Text set off in this manner indicates that failure to follow

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directions could result in damage to equipment or loss of information.

Troubleshooting Guide

HP Compaq dx2200 Microtower Business PC

First Edition (January 2006)
Document Part Number: 413757-001

Contents

Troubleshooting

Safety and Comfort . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Before You Call for Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Helpful Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Solving General Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Solving Hardware Installation Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Interpreting Diagnostic Lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Restoring the Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Contacting Customer Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Downloading HP Insight Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Troubleshooting Guide www.hp.com iii

Troubleshooting

Safety and Comfort

WARNING: Misuse of the computer or failure to establish a safe and

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comfortable work environment may result in discomfort or serious injury.
Refer to the Safety & Comfort Guide on the Documentation CD and
available at www.hp.com/ergo for more information on choosing a
workspace and creating a safe and comfortable work environment.

Before You Call for Technical Support

If you are having problems with the computer, try the appropriate
solutions below to try to isolate the exact problem before calling for
technical support.

■ Run the diagnostics utility (available for some models only).

Refer to “Downloading HP Insight Diagnostics” for more
information on downloading the utility.

■ Run the Drive Protection System (DPS) Self-Test in Computer

Setup. Refer to the Computer Setup (F10) Utility Guide on the
Documentation CD for more information.

The Drive Protection System (DPS) Self-Test software is available on

✎

some models only.

■ Check the Power LED on the front of the computer to see if it is

flashing. The flashing lights are error codes that will help you
diagnose the problem. Refer to “Interpreting Diagnostic Lights”
to interpret the codes.

■ If the screen is blank, plug the monitor into a different video port

on the computer if one is available. Or, change out the monitor
with a monitor that you know is functioning properly.

Troubleshooting Guide www.hp.com 1

Troubleshooting

■ If you are working on a network, plug another computer with a

different cable into the network connection. There may be a
problem with the network plug or cable.

■ If you recently added new hardware, remove the hardware and

see if the computer functions properly.

■ If you recently installed new software, uninstall the software and

see if the computer functions properly.

■ Boot the computer to the Safe Mode to see if it will boot without

all of the drivers loaded. When booting the operating system, use
“Last Known Configuration.”

■ Refer to the comprehensive online technical support at

www.hp.com/support.

■ Refer to “Helpful Hints” in this guide for more general

suggestions.

■ Run the Restore Plus! CD to restore the original operating system

and factory-installed software.

CAUTION: Running the Restore Plus! CD will erase all data on the hard

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drive.

To assist you in resolving problems online, HP Instant Support
Professional Edition provides you with self-solve diagnostics. If you
need to contact HP support, use HP Instant Support Professional
Edition's online chat feature. Access HP Instant Support Professional
Edition at:

www.hp.com/go/ispe.

Access the Business Support Center (BSC) at

www.hp.com/go/bizsupport for the latest online support information,

software and drivers, proactive notification, and worldwide
community of peers and HP experts.

If it becomes necessary to call for technical assistance, be prepared to
do the following to ensure that your service call is handled properly:

■ Be in front of your computer when you call.

■ Write down the computer serial number and product ID number,

and the monitor serial number before calling.

■ Spend time troubleshooting the problem with the service

technician.

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✎

Helpful Hints

Troubleshooting

■ Remove any hardware that was recently added to your system.

■ Remove any software that was recently installed.

■ Run the Restore Plus! CD.

CAUTION: Running the Restore Plus! CD will erase all data on the hard
drive.

For sales information and warranty upgrades (HP Care Pack
Services), call your local authorized service provider or dealer.

If you encounter problems with the computer, monitor, or software,
see the following list of general suggestions before taking further
action:

■ Check that the computer and monitor are plugged into a working

electrical outlet.

■ Check to see that the computer is turned on and the green power

light is on.

■ Check to see that the monitor is turned on and the green monitor

light is on.

■ Turn up the brightness and contrast controls of the monitor if the

monitor is dim.

■ Press and hold any key. If the system beeps, the keyboard should

be operating correctly.

■ Check all cable connections for loose connections or incorrect

connections.

■ Wake the computer by pressing any key on the keyboard or

pressing the power button. If the system remains in standby
mode, shut down the computer by pressing and holding the power
button for at least four seconds then press the power button again
to restart the computer. If the system will not shut down, unplug
the power cord, wait a few seconds, then plug it in again. The

Troubleshooting Guide www.hp.com 3