Notice DELL Latitude 120L

« Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and Latitude are trademarks of Dell Inc.; Microsoft and Windows are registered trademarks of Microsoft Corporation; Intel and Pentium are registered trademarks of Intel Corporation. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own. Model PP21L December 2005P/N MD393Rev. A00Contents3 Contents Finding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Setting Up Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 About Your Computer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Front View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Left Side View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Right Side View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Back View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Bottom View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Using a Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Battery Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Checking the Battery Charge. . . . . . . . . . . . . . . . . . . . . . . . 12 Conserving Battery Power . . . . . . . . . . . . . . . . . . . . . . . . . 13 Power Management Modes . . . . . . . . . . . . . . . . . . . . . . . . 13 Configuring Power Management Settings. . . . . . . . . . . . . . . . . 14 Charging the Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Replacing the Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Storing a Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Lockups and Software Problems. . . . . . . . . . . . . . . . . . . . . . 16 Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234ContentsQuick Reference Guide5 Finding Information NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may not be available in certain countries. NOTE: Additional information may ship with your computer. What Are You Looking For?Find It Here •A diagnostic program for my computer •Drivers for my computer •My device documentation •Notebook System Software (NSS) Drivers and Utilities CD (also known as ResourceCD) NOTE: The Drivers and Utilities CD may be optional and may not ship with your computer. Documentation and drivers are already installed on your computer. You can use the CD to reinstall drivers (see "Reinstalling Drivers and Utilities" in your User’s Guide) or to run the Dell Diagnostics (see "Dell Diagnostics" in your User’s Guide). Readme files may be included on your CD to provide last-minute updates about technical changes to your computer or advanced technical- reference material for technicians or experienced users. NOTE: Drivers and documentation updates can be found at support.dell.com. •Warranty information •Terms and Conditions (U.S. only) •Safety instructions... »