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

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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.

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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