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Lenovo 3128, 3120, 3122, 3126 manual ThinkCentre User Guide

Models: 3126 3128 3120 3122

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Troubleshooting Specifications Install Password Warranty Solving recovery problems Diagnostic programs Accessing the microprocessor Connector Description Replacing the battery

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68ThinkCentre User Guide

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Lenovo 3128, 3120, 3122, 3126 manual ThinkCentre User Guide

Page 73 Page 75

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Contents

ThinkCentre User Guide Second Edition December Copyright Lenovo Contents Index Important safety information Iv ThinkCentre User Guide Features Product overview Connectivity Preinstalled operating system Software provided with your Windows operating system SpecificationsSoftware overview Lenovo ThinkVantage Tools Lenovo Solution Center Locations Locating connectors and parts on the rear of your computer Front connector, control, and indicator locations Connector Description If you use speech-recognition software Locating components Locating parts on the system board Locating internal drives System board part locations Drive bay locations Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external options Opening the computer cover Removing and reinstalling the front bezel Removing the front bezel Accessing the system board components and drives What to do next Installing or replacing a memory module Removing a memory module Installing or replacing a PCI card Opening the retaining clips Removing a PCI card Installing the PCI card Installing or replacing the card reader Installing the card reader Installing the card reader Installing the screw that secures the card reader Replacing the card reader Installing the card reader Replacing the battery Removing the old battery Replacing the hard disk drive Removing the hard disk drive Removing the hard disk drive from the bracket Installing the hard disk drive Replacing the optical drive Pivoting the optical drive bay Removing the old optical drive Replacing the heat sink and fan assembly Installing a new optical drive Screws that secure the heat sink and fan assembly Removing the heat sink fan duct Replacing the power supply assembly Installing the heat sink fan duct Installing or replacing hardware Removing the heat sink fan duct Power connectors on the system board Installing the power supply assembly Replacing the microprocessor Accessing the microprocessor Installing or replacing hardware Replacing the internal speaker Removing the front bezel Removing the cover presence switch Removing the internal speaker Installing the new internal speaker Replacing the front audio and USB assembly Reinstalling the cover presence switch Removing the front audio and USB assembly Replacing the keyboard Replacing the mouse Completing the parts replacement Mouse connectors Integrated cable lock Obtaining device drivers Basic security featuresPassword protection Erasing a lost or forgotten password clearing Cmos Creating recovery media Recovery informationCreating and using recovery media Performing a backup operation Using recovery mediaPerforming backup and recovery operations Performing a recovery operation Using the Rescue and Recovery workspace Creating a rescue medium Creating and using a rescue mediumUsing a rescue medium Installing or reinstalling device drivers Solving recovery problems ThinkCentre User Guide Viewing or changing settings Using the Setup Utility programStarting the Setup Utility program Using passwords Administrator password Password considerationsPower-on password Setting, changing, or deleting a password Viewing or changing the startup device sequence Selecting a startup deviceSelecting a temporary startup device Exiting the Setup Utility program Updating system programs Using system programsUpdating flashing the Bios from a disc Updating flashing the Bios from your operating system Recovering from a Post and Bios update failure Updating system programs ThinkCentre User Guide Troubleshooting and diagnostic programs Basic troubleshooting Diagnostic programs Lenovo Solution Center Lenovo ThinkVantage Toolbox PC-Doctor for DOS Non-optical mouse Cleaning the mouseOptical mouse Troubleshooting and diagnostic programs ThinkCentre User Guide Online Books folder Getting information, help, and serviceInformation resources Lenovo ThinkVantage Tools Lenovo Welcome Access HelpSafety and warranty Lenovo Support Web site Calling for service Help and serviceUsing the documentation and diagnostic programs Using other services Purchasing additional services Appendix A. Notices Television output notice Trademarks ThinkCentre User Guide Index CRU Installing options Memory module PCI card Security features Set Power-On Password ThinkCentre User Guide Page 0A94223

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