Troubleshooting - Dell Latitude D820 Technical Manual

Troubleshooting

Dell Technical Update Service
Dell Diagnostics
Dell Support Utility
Drive Problems
E-Mail, Modem, and Internet Problems
Error Messages
IEEE 1394 Device Problems
Keyboard Problems
Lockups and Software Problems
Dell Technical Update Service
The Dell Technical Update service provides proactive e-mail notification of software and hardware
updates for your computer. The service is free and can be customized for content, format, and how
frequently you receive notifications.
To enroll for the Dell Technical Update service, go to support.dell.com/technicalupdate.
Dell Diagnostics
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions in the Product Information Guide.
When to Use the Dell Diagnostics
If you experience a problem with your computer, perform the checks in
Problems and run the Dell Diagnostics before you contact Dell for technical assistance.
It is recommended that you print these procedures before you begin.
NOTICE: The Dell Diagnostics works only on Dell™ computers.
NOTE: The Drivers and Utilities CD is optional and may not ship with your computer.
Start the Dell Diagnostics from either your hard drive or from the 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 (see
1. Shut down the computer.
2. If the computer is connected to a docking device (docked), undock it. See the documentation
that came with your docking device for instructions.
Memory Problems
Network Problems
PC Card or ExpressCard Problems
Power Problems
Printer Problems
Scanner Problems
Sound and Speaker Problems
Touch Pad or Mouse Problems
Video and Display Problems
Lockups and Software
Contacting Dell).