Lenovo 1782, 1938, 1962, 1942, 1837, 1739, 1762, 1665, 1738, 1664, 1763, 1741, 1677, 1761 Appendix A. Notices

Page 4

Reinstalling preinstalled applications and device
drivers	37
Reinstalling software programs	38
Reinstalling device drivers	38
Solving recovery problems	38

Chapter 7. Using the Setup Utility
program	41
Starting the Setup Utility program	41
Viewing and changing settings	41
Using passwords	41
Password considerations	42
Power-On Password	42
Administrator Password	42
Hard Disk Password	42
Setting, changing, and deleting a password .	42
Enabling or disabling a device	43
Selecting a startup device	43
Selecting a temporary startup device . . . .	43
Selecting or changing the startup device
sequence	43
Exiting from the Setup Utility program	44
Chapter 8. Updating system
programs	45
Using system programs	45
Updating (flashing) the BIOS from a disc . . . .	45
Updating (flashing) the BIOS from your operating
system	46
Chapter 9. Preventing problems . . .	47
Keeping your computer current	47
Getting the latest device drivers for your
computer	47
Updating your operating system	47
Using System Update	47
Cleaning and maintenance	48
Basics	48
Cleaning your computer	49
Good maintenance practices	50
Moving your computer	50
Chapter 10. Troubleshooting and
diagnostics	51
Basic troubleshooting	51
Troubleshooting procedure	52
Troubleshooting	52
Audio problems	53
CD problems	54
DVD problems	55

Intermittent problems	57
Keyboard, mouse, or pointing device
problems	57
Monitor problems	59
Networking problems	60
Option problems	63
Performance and lockup problems	64
Printer problems	65
Serial port problems	65
Software problems	66
USB problems	67
Diagnostic programs	67
Lenovo ThinkVantage Toolbox	68
PC-Doctor for DOS	68

Chapter 11. Getting information, help,
and service	69
Information resources	69
Lenovo ThinkVantage Tools	69
Lenovo Welcome	69
Help and Support	69
Safety and Warranty	69
Lenovo Web site (http://www.lenovo.com) . .	69
Lenovo Support Web site	70
Help and service	70
Using the documentation and diagnostic
programs	70
Calling for service	70
Using other services	71
Purchasing additional services	71

Appendix A. Notices	73
Trademarks	74
Appendix B. Regulatory
information	75
Export classification notice	75
Television output notice	75
Electronic emissions notices	75
Federal Communications Commission
Declaration of Conformity	75
Additional regulatory information	77
Appendix C. WEEE and recycling
information	79
Important information for the European Directive
2002/96/EC	79
Recycling information	79
Index	81

iiThinkCentre User Guide

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Contents ThinkCentre User Guide Second Edition October Copyright Lenovo Contents Appendix A. Notices Service and upgrades Important safety informationStatic electricity prevention Power cords and power adapters Extension cords and related devicesExternal devices Plugs and outletsHeat and product ventilation Modem safety information Operating environmentCleaning and maintenance Power supply statementLaser compliance statement Viii ThinkCentre User Guide Features Product overviewSystem management features Color temperature adjustmentInput/Output I/O features Power supplyPreinstalled software programs Preinstalled operating systemSoftware overview SpecificationsSoftware provided by Lenovo Product Recovery ThinkVantage Password ManagerLenovo ThinkVantage Tools Lenovo WelcomeAdobe Reader Antivirus software Locations Front connector, control, and indicator locations Locating connectors on the rear of your computer Rear connector locationsAdjusting the computer stand Connector DescriptionMachine type and model label Machine type and model labelThinkCentre User Guide Using your computer Frequently asked questionsUsing the keyboard Using Windows shortcut keysUsing the blue ThinkVantage button Using a fingerprint readerUsing the wheel mouse Adjusting audioSetting the volume from the desktop Setting the volume from Control PanelUsing CDs and DVDs Adding the volume icon to the taskbarPlaying a CD or DVD Handling and storing CD and DVD mediaRecording a CD or DVD Using the single-touch and multi-touch feature Color temperature adjustmentUsing the single-touch feature Using the multi-touch featureSelecting a pre-defined color temperature Switching to RGB adjustmentMaking brightness adjustment Red-adjustment Green-adjustment Blue-adjustment ExitUsing your computer ThinkCentre User Guide Accessibility and comfort You and your computerArranging your workspace ComfortAir circulation Glare and lightingElectrical outlets and cable lengths Voltage-selection switch Replacement power cordsRegister your computer with Lenovo Moving your computer to another country or regionThinkCentre User Guide Security features SecurityBios passwords Using passwordsAttaching an integrated cable lock Windows passwords Setting the fingerprint readerUsing and understanding firewalls Protecting data against virusesThinkCentre User Guide Installing or replacing hardware Installing or replacing hardwareInstalling external options Replacing the wireless keyboard Replacing the wireless mouseOpening the battery compartment Closing the battery compartment cover Obtaining device driversCreating 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 Password considerations Power-On PasswordAdministrator Password Hard Disk PasswordEnabling or disabling a device Selecting a startup deviceSelecting a temporary startup device Selecting or changing the startup device sequenceExiting from the Setup Utility program Updating flashing the Bios from a disc Using system programsUpdating system programs Updating flashing the Bios from your operating system Click Downloads and driversPreventing problems Using System UpdateKeeping your computer current Getting the latest device drivers for your computerBasics Cleaning your computer ComputerKeyboard Optical mouseCleaning a glass-screen surface Good maintenance practicesMoving your computer Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure TroubleshootingAudio problems No audio in WindowsSound 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 DVD movie will not play No audio or intermittent audio while playing DVD moviePlayback is very slow or choppy Invalid disc or no disc found messageKeyboard, mouse, or pointing device problems Intermittent problemsAll or some keys on the keyboard do not work Wireless keyboard does not work Mouse or pointing device does not workPointer on the screen does not move smoothly with the mouse Fingerprint reader does not workWrong characters appear on the screen Monitor problemsImage appears to be flickering Ethernet problems Networking problemsImage is discolored Wake on LAN feature is not working Your computer cannot connect to the networkClick Start Control Panel Click Hardware and Sound Adapter stops working for no apparent reasonWireless WAN problem Wireless LAN problemBluetooth problems Option problems An option that was just installed does not workSound does not come from the Bluetooth headphone An option that previously worked does not work nowPerformance and lockup problems Click Disk CleanupInsufficient free hard disk drive space Click Start ComputerSerial port problems Printer problemsExcessive number of fragmented files Software problems Software does not work as expectedUSB problems Diagnostic programsCreating a diagnostic disc Running the diagnostic program from a diagnostic discLenovo ThinkVantage Toolbox PC-Doctor for DOSGetting information, help, and service Help and service Using the documentation and diagnostic programsCalling for service Lenovo Support Web siteUsing other services Purchasing additional servicesThinkCentre User Guide Appendix A. Notices Trademarks Appendix B. Regulatory information Export classification noticeTelevision output notice Electronic emissions noticesIndustry Canada Class B emission compliance statement Additional regulatory information ThinkCentre User Guide Important information for the European Directive 2002/96/EC Appendix C. Weee and recycling informationRecycling information ThinkCentre User Guide Index Optical mouse cleaning Password Administrator Considerations Page 0B03427