121 | Lenovo 1985, 1993, 1995, 1986, 1987, 1994, 1982, 1983, 1990, 1992

startup device	74
sequence, changing			74
temporary, selecting			74
static-sensitive devices, handling 29
system
management 2
programs	77
system board
connectors	12
locating parts		12
locations	12
memory module		34

T

temporary startup device 74
the BIOS, updating (flashing)	77–78
trademarks 108
troubleshooting, basic 83
troubleshooting, diagnostics	83

U

updating
(flashing) the BIOS	77
system programs	77
updating (flashing) the BIOS 78
USB connector 10

using

a rescue medium, creating and 66 diagnostic programs 104 documentation 104

other services 105 passwords 71 Setup Utility 71

V

VGA monitor connector 10 video subsystem 1

viewing and changing settings 71

W

warranty information 103 workspace, backup and recovery 65

© Copyright Lenovo 2011, 2012

121

Image 133

Lenovo 1985, 1993, 1995, 1986, 1987, 1994, 1982, 1983, 1990, 1992 manual 121

Contents

ThinkCentre User Guide Third Edition June Copyright Lenovo 2011 Contents Appendix A. Notices 107 Index Iv ThinkCentre User Guide Service and upgrades Important safety informationStatic electricity prevention Extension cords and related devices Power cords and power adapters External devices Plugs and outletsHeat and product ventilation Operating environment Modem safety information Cleaning and maintenance Power supply statementLaser compliance statement ThinkCentre User Guide Product overview Features Input/Output I/O features System management featuresConnectivity Security features Power supplyPreinstalled software programs Preinstalled operating system Software overview SpecificationsSoftware provided by Lenovo Lenovo ThinkVantage Tools Lenovo Solution CenterLenovo Welcome Fingerprint Software ThinkVantage Password Manager Product RecoveryThinkVantage Power Manager ThinkVantage Rescue and Recovery Adobe Reader Antivirus software ThinkVantage System UpdateLocations Front connector, control, and indicator locations Rear connector locations Locating connectors on the rear of your computer Connector Description Component locations Locating components System board part locations Locating parts on the system board Drive bay locations Locating internal drives Machine type and model label Machine type and model label Frequently asked questions Using your computerUsing the keyboard Using Windows shortcut keys Using the wheel mouse Using a fingerprint readerAdjusting audio About your computer audio Setting the volume from Control Panel Setting the volume from the desktopUsing CDs and DVDs Adding the volume icon to the taskbar Recording a CD or DVD Playing a CD or DVD You and your computer Accessibility and comfortArranging your workspace Comfort Air circulation Glare and lightingElectrical outlets and cable lengths Replacement power cords Voltage-selection switchRegister your computer with Lenovo Moving your computer to another country or region ThinkCentre User Guide Security Security features Locking the computer cover Installing a padlock Bios passwords Using passwordsAttaching an integrated cable lock Configuring the fingerprint reader Windows passwordsUsing and understanding firewalls Protecting data against viruses Security ThinkCentre User Guide Installing or replacing hardware Installing or replacing hardwareInstalling external options Handling static-sensitive devices Removing the computer cover Removing the computer cover Installing or replacing a PCI card Removing and reinstalling the front bezelWhat to do next Opening the PCI card latch Removing a PCI card Installing a PCI card Installing or replacing a memory module Removing a memory module Installing a memory module Installing or replacing the optical drive Removing the optical drive Installing the optical drive Installing or replacing the card reader Removing the card reader retainer Installing the card reader Installing the card reader Removing the card reader Replacing the card reader Replacing the battery Install a new battery Replacing the power supply assembly Removing the screws for the power supply assembly Replacing the heat sink and fan assembly Removing the heat sink and fan assembly Replacing the microprocessor Reinstalling the heat sink and fan assembly Accessing the microprocessor Replacing the primary hard disk drive Removing the primary hard disk drive Replacing the secondary hard disk drive Installing the primary hard disk drive Removing the secondary hard disk drive Installing the secondary hard disk drive Replacing the front fan assembly Removing the front fan assembly Replacing the rear fan Installing the front fan assembly Removing the rear fan Installing the rear fan Replacing the front audio and USB assembly Replacing the internal speaker Removing the old internal speaker Replacing the keyboard or mouse Installing a new internal speaker Connecting the USB keyboard or mouse Completing the parts replacement Obtaining device drivers Reinstalling the computer cover Creating and using recovery media Recovery informationCreating recovery media Performing backup and recovery operations Using recovery mediaPerforming a backup operation Using the Rescue and Recovery workspace Performing a recovery operationClick the Restore your system from a backup icon Using a rescue medium Creating and using a rescue mediumCreating a rescue medium Reinstalling preinstalled applications Reinstalling preinstalled applications and device driversReinstalling preinstalled device drivers Reinstalling device drivers Reinstalling software programsSolving recovery problems Recovery information ThinkCentre User Guide Starting the Setup Utility program Using the Setup Utility programViewing and changing settings Power-On Password Password considerationsAdministrator Password Hard Disk Password Enabling or disabling a device Erasing lost or forgotten passwords clearing Cmos Selecting a startup device Enabling ErP compliance modeSelecting a temporary startup device Selecting or changing the startup device sequence Exiting the Setup Utility program ThinkCentre User Guide Updating flashing the Bios from a disc Using system programsUpdating system programs Recovering from a POST/BIOS update failure Updating flashing the Bios from your operating systemClick Downloads and drivers Keeping your computer current Preventing problemsGetting the latest device drivers for your computer Updating your operating system Basics Using System Update Computer Cleaning your computerKeyboard Optical mouse Cleaning a glass-screen surface Good maintenance practicesMoving your computer Basic troubleshooting Troubleshooting and diagnostics Troubleshooting Troubleshooting procedure No audio in Windows Audio problems Sound comes from one external speaker only CD problemsNo audio in DOS applications or games CD or DVD does not work DVD problemsBlack screen instead of DVD video No audio or intermittent audio while playing DVD movie DVD movie will not playPlayback is very slow or choppy Invalid disc or no disc found message Keyboard, mouse, or pointing device problems Intermittent problemsAll or some keys on the keyboard do not work Wireless keyboard does not work Monitor problemsMouse or pointing device does not work Pointer on the screen does not move smoothly with the mouse Image appears to be flickering Wrong characters appear on the screen Ethernet problems Networking problemsImage is discolored Your computer cannot connect to the network Wake on LAN feature is not workingClick Start Control Panel Click Hardware and Sound Adapter stops working for no apparent reason Wireless WAN problem Wireless LAN problemBluetooth problems An option that was just installed does not work Option problemsSound does not come from the Bluetooth headphone An option that previously worked does not work now Click Disk Cleanup Performance and lockup problemsInsufficient free hard disk drive space Click Start Computer Excessive number of fragmented files Printer problemsInsufficient memory Software problems Serial port problemsSoftware does not work as expected Diagnostic programs USB problems Lenovo ThinkVantage Toolbox Lenovo Solution Center Running the diagnostic program from a diagnostic disc Creating a diagnostic discPC-Doctor for DOS ThinkCentre User Guide Getting information, help, and service Using the documentation and diagnostic program Help and serviceCalling for service Lenovo Support Web site Purchasing additional services Using other services ThinkCentre User Guide 107 Appendix A. Notices Trademarks Export classification notice Appendix B. Regulatory informationTelevision output notice Electronic emissions notices Industry Canada Class B emission compliance statement Additional regulatory information ThinkCentre User Guide Important Weee Information Appendix C. Weee and recycling informationRecycling information 113 Recycling information for Brazil Battery recycling information for Taiwan Battery recycling information for the European Union ThinkCentre User Guide Ukraine RoHS China RoHS Turkish RoHS117 India RoHS 119 Index Memory module 121 ThinkCentre User Guide Page 1P0B07068