Dell Precision 650: Using Last Known Good Configuration Other Options to Help Resolve Additional Device or Software Conflicts When to Use the Dell Diagnostics
Using Last Known Good Configuration Other Options to Help Resolve Additional Device or Software Conflicts When to Use the Dell Diagnostics: Dell Precision 650
Table of contents
- Notes, Notices, and Cautions Abbreviations and Acronyms
- Contents
- Finding Information and Assistance What Are You Looking For? Find it Here
- What Are You Looking For? Find it Here
- What Are You Looking For? Find it Here
- What Are You Looking For? Find it Here
- Setting Up Your Dell Precision™ 650 Computer Connect the keyboard and the mouse
- Connect the modem or the network cable
- Connect the monitor
- For single- and dual-monitor capable cards with a single connector
- For dual-monitor capable cards with 1 DVI and 1 VGA connector For dual-monitor capable cards with 2 DVI connectors
- Connect the speakers
- Connect the power cables and turn on the computer and monitor
- Install additional software or devices
- To access the User’s Guide from your hard drive: To access the User’s Guide from the CD: To access your User’s Guide from the Dell Support Site:
- Setting Up Your Dell Precision 450 Computer Connect the keyboard and mouse
- Connect the modem or network cable
- Connect the monitor
- For single- and dual-monitor capable cards with a single connector
- For dual-monitor capable cards with 1 DVI and 1 VGA connector For dual-monitor capable cards with 2 DVI connectors
- Connect the speakers
- Connect the power cables and turn on the computer and monitor
- Install Additional Software or Devices
- To access the User’s Guide from your hard drive: To access the User’s Guide from the CD: To access your User’s Guide from the Dell Support Site: Caring for Your Computer
- Solving Problems Resolving Software and Hardware Incompatibilities Windows XP
- Windows 2000
- Using System Restore in Windows XP Creating a Restore Point Restoring the Computer to an Earlier Operating State
- Using Last Known Good Configuration Other Options to Help Resolve Additional Device or Software Conflicts When to Use the Dell Diagnostics
- Starting the Dell Diagnostics Starting the Dell Diagnostics From Your Hard Drive
- Starting the Dell Diagnostics From the Drivers and Utilities CD Dell Diagnostics Main Menu Option Function
- Tab Function
- System Lights Power Light Hard-Drive Cause Corrective Action Light
- Power Light Hard-Drive Cause Corrective Action Light Beep Codes Error Messages Diagnostic Lights
- Diagnostic Light Codes Before POST Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution Diagnostic Light Codes During POST Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Frequently Asked Questions How Do I... Solution Where to Find Additional Information
- How Do I... Solution Where to Find Additional Information
- Opening the Computer Cover
- Dell Precision 650 Computer
- Inside the Dell Precision 650 Computer
- Dell Precision 450 Computer
- Inside the Dell Precision 450 Computer

4 Select a restore point and click Next.
If a calendar date has only one restore point, then that restore point is
automatically selected. If two or more restore points are available, click
the restore point that you prefer.
5 Click Next.
The Restoration Complete screen appears after System Restore
finishes collecting data, and then the computer automatically restarts.
6 After the computer restarts, click OK.
To change the restore point, you can either repeat the steps using a
different restore point, or you can undo the restoration.
www.dell.com | support.dell.com
Using Last Known Good Configuration
1 Restart your computer and press <F8> when the message Please
select the operating system to start
appears.
2 Highlight Last Known Good Setting, press <Enter>, press <l>, and
then select your operating system when prompted.
Other Options to Help Resolve Additional Device or Software Conflicts
NOTICE: The following processes erase all of the information on your hard
drive.
• Reinstall your operating system using the operating system installation
guide and operating system CD.
During the operating system reinstallation, you can select to delete the
existing partitions and reformat your hard drive.
• Reinstall all drivers, beginning with the choppiest, using the Drivers
and Utilities CD.
When to Use the Dell Diagnostics
If you experience a problem with your computer, perform the checks in
"Solving Problems" in your User’s Guide and run the Dell Diagnostics before
you contact Dell for technical assistance. Running the Dell Diagnostics may
help you resolve the problem without contacting Dell. If you do contact
Dell, the test results can provide important information for Dell's service
and support personnel.
30 Setup and Quick Reference Guide

