Lenovo 8096, 8426, 8421, 8145, 8142, 8420, 8141, 8095 manual Overview, Information resources

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Overview

Thank you for selecting a ThinkCentre computer. Your computer incorporates many of the latest advances in computer technology and can be upgraded as your needs change.

Adding hardware options to your computer is an easy way to increase its capabilities. Instructions for installing external and internal options are included in this publication. When adding an option, use these instructions along with the instructions that come along with the option.

Information resources

The Quick Reference that comes with your computer provides information for installing your computer and starting the operating system. It also includes basic troubleshooting information, software recovery procedures, help and service information, and warranty information.

The Access IBM® program, on your desktop, provides a link to more information about your computer.

If you have Internet access, the most up-to-date information for your computer is available from the World Wide Web.

You can find the following information:

vCRU removal and installation instructions

vPublications

vTroubleshooting information

vParts information

vDownloads and drivers

vLinks to other useful sources of information

vSupport phone list

To access this information, point your browser to:

http://www.lenovo.com/think/support

© Lenovo 2005. Portions © IBM Corp. 2004,2005.

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Contents User Guide Types 8095, 8096, 8141 Types 8145, 8420, 8421 Page User Guide Types 8095, 8096, 8141 Types 8145, 8420, 8421 Page Contents Iv User Guide Conditions that require immediate action Important safety informationService General safety guidelinesExtension cords and related devices Power cords and power adaptersBatteries Plugs and outletsHeat and product ventilation CD and DVD drive safetyAdditional safety information Lithium battery noticeTo connect To disconnect Laser compliance statement Modem safety informationPower supply statement Information resources OverviewXiv User Guide Features Installing optionsMemory Operating systems, preinstalled varies by model type Specifications Available options Tools requiredHandling static-sensitive devices Installing external options Locating the connectors on the front of your computer Locating the connectors on the rear of your computer Obtaining device drivers Connector DescriptionRemoving the cover Identifying parts on the system board Locating componentsInstalling memory Installing options What to do next Installing adaptersWhat to do next Drive specifications Installing internal drivesInstalling a drive User Guide Connecting the first optical drive Connecting a serial ATA hard disk drive Installing security featuresPassword protection Changing the batteryPadlock loop User Guide Replacing the cover and connecting the cables Erasing a lost or forgotten password clearing CmosUser Guide Using passwords Using the Setup Utility programStarting the Setup Utility program Viewing and changing settingsIDE Drive Master Password User passwordAdministrator password IDE Drive User PasswordSetting, changing, and deleting a password Using Security Profile by DeviceSelecting a startup device Exiting from the Setup Utility program Selecting a temporary startup deviceChanging the startup sequence System programs Updating flashing Bios from a disketteUpdating flashing Bios from your operating system Appendix A. Updating system programsClick Continue Click Downloads and drivers Recovering from a POST/BIOS update failureAppendix B. Cleaning the mouse Cleaning an optical mouseCleaning a mouse with a ball User Guide Basic AT commands Appendix C. Manual modem commandsInternal speaker on until carrier detected Low speaker volumeSet Pulse dial as default Set Tone Dial as defaultExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 2 commands Fax Class 1 commandsVoice commands Appendix C. Manual modem commands User Guide Appendix D. Notices Trademarks Television output noticeIndex Page Page Part Number 19R0462