Dell 110L manual Running the Dell Diagnostics, Product Information Guide

R U N T H E D E L L D I A G N O S T I C S — If all tests run successfully, the error condition is related to a software problem.

Running the Dell Diagnostics

CAUTION: Before you perform the following procedures, see the safety instructions located in the

Product Information Guide.

When to Use the Dell Diagnostics

If you experience a problem with your computer, perform the checks in "Solving Problems" (see your online User’s Guide) and run the Dell Diagnostics before you contact Dell for technical assistance.

NOTICE: The Dell Diagnostics works only on Dell™ computers.

Start the Dell Diagnostics from either your hard drive or from the optional Drivers and Utilities CD (also known as the ResourceCD).

Starting the Dell Diagnostics From Your Hard Drive

The Dell Diagnostics is located on a hidden diagnostic utility partition on your hard drive.

NOTE: If your computer cannot display a screen image, contact Dell.

1Shut down the computer.

2If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions.

3Connect the computer to an electrical outlet.

4Turn on the computer. When the DELL™ logo appears, press <F12> immediately. The One - Time boot menu displays with a list of bootable devices.

NOTE: If you see a message stating that no diagnostics utility partition has been found, run the Dell Diagnostics from your optional Drivers and Utilities CD.

If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down your computer and try again.

5When the boot device list appears, highlight Diagnostics and press <Enter>.

The computer runs the Pre-boot System Assessment, a series of initial tests of your system board, keyboard, hard drive, and display.

NOTE: If the boot device list does not display, press the <End> key and <Enter> to begin the Dell Diagnostics.

•During the assessment, answer any questions that appear.

Quick Reference Guide

21