HP dx2040 Quick Setup and Getting Started Guide - Page 15

Interpreting POST Diagnostic Front Panel LEDs and Audible Codes, on support, Helpful Hints

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NOTE: 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 red. The flashing lights are error codes that will help you diagnose the problem. Refer to Interpreting POST Diagnostic Front Panel LEDs and Audible Codes on page 9 in this guide for details. ● 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. ● 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 http://www.hp.com/ support. ● Refer to Helpful Hints on page 8 in this guide for more general suggestions. ● Refer to the comprehensive Troubleshooting Guide for more detailed information. ● Restore the system from the Recovery Disc Set that you created or restore the system to its original factory condition in HP Backup and Recovery Manager. CAUTION: Restoring the system will erase all data on the hard drive. Be sure to back up all data files before running the restore process. 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: http://www.hp.com/go/ispe. Access the Business Support Center (BSC) at http://www.hp.com/go/bizsupport for the latest online support information, software and drivers, proactive notification, and worldwide community of peers and HP experts. ENWW Before You Call for Technical Support 7

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NOTE:
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 red.
The flashing lights are error codes that will help you diagnose the problem.
Refer to
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes
on page
9
in this guide for details.
●
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.
●
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
support
.
●
Refer to
Helpful Hints
on page
8
in this guide for more general suggestions.
●
Refer to the comprehensive
Troubleshooting Guide
for more detailed
information.
●
Restore the system from the Recovery Disc Set that you created or restore
the system to its original factory condition in HP Backup and Recovery
Manager.
CAUTION:
Restoring the system will erase all data on the hard drive. Be sure to
back up all data files before running the restore process.
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:
go/ispe
.
Access the Business Support Center (BSC) at
go/bizsupport
for
the latest online support information, software and drivers, proactive notification,
and worldwide community of peers and HP experts.
ENWW
Before You Call for Technical Support
7