Lenovo 8453, 8455, 8454, 8459, 8460, 8457, 8458, 8456 manual User Guide Lenovo 3000 J Series

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User Guide

Lenovo 3000 J Series

Types 8453, 8454, 8455, 8456, 8457, 8458, 8459, 8460

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Contents User Guide Lenovo 3000 J Series Page Lenovo 3000 J Series Page Contents Iv User Guide Conditions that require immediate action Important safety informationService General safety guidelinesPower cords and power adapters Plugs and outlets Extension cords and related devicesBatteries Heat and product ventilation CD and DVD drive safetyLithium battery notice Additional safety informationTo connect To disconnect Laser compliance statement Modem safety informationPower supply statement Information resources OverviewXiv User Guide Features Installing optionsConnectivity Operating systems, preinstalled varies by model Available options Dimensions SpecificationsWeight EnvironmentTools required Supported operating positionsHandling static-sensitive devices Installing external options Locating connectors on the rear of your computer Obtaining device drivers Connector DescriptionRemoving the cover Locating components Accessing system board components Identifying parts on the system board User Guide Microprocessor and heat sink 10 Sata IDE connectors Fan connector 11 Clear CMOS/Recovery jumper Installing memory What to do next Installing PCI adaptersSecurity features Changing the battery Password protectionPadlock Erasing a lost or forgotten password clearing Cmos Replacing the cover and connecting the cables Starting the Setup Utility program Using the Setup UtilityViewing and changing settings Using passwordsAdministrator or Supervisor Password Selecting a startup device Exiting from the Setup Utility programSelecting a temporary startup device Changing the startup device sequenceUser Guide Appendix A. Updating system programs Updating flashing Bios from a disketteSystem program User Guide Cleaning an optical mouse Appendix B. Cleaning the mouseCleaning a mouse with a ball User Guide Basic AT commands Appendix C. Manual modem commandsSet Pulse dial as default Low speaker volumeSet Tone Dial as default Internal speaker on until carrier detectedExtended 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 41T3715