Univex 1942, 1962, 1966, 1837, 1782X01, 1741 Front connector, control, and indicator locations

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Locating connectors, controls, and indicators on the front of your computer

Figure 1 “Front connector, control, and indicator locations” on page 8 shows the locations of the connectors, controls, and indicators on the front of your computer.

Figure 1. Front connector, control, and indicator locations

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Integrated Microphone Integrated camera indicator Integrated camera block shield Liquid crystal display (LCD) panel Power switch

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Hard disk drive activity indictor

Brightness-up / Auto-adjusting control 1

Brightness-down control

Foot stand

8ThinkCentre User Guide

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Contents ThinkCentre User Guide Fourth Edition June Copyright Lenovo 2011 Contents Appendix A. Notices Appendix E. Energy Star model information Index Iv ThinkCentre User Guide Static electricity prevention Important safety informationService and upgrades Power cords and power adapters Extension cords and related devicesHeat and product ventilation Plugs and outletsExternal devices Modem safety information Operating environmentLaser compliance statement Power supply statementCleaning and maintenance ThinkCentre User Guide Features Product overviewSystem management features Color temperature adjustmentInput/Output I/O features Power supplyPreinstalled software programs Preinstalled operating systemSoftware provided by Lenovo SpecificationsSoftware overview Lenovo Solution Center Lenovo ThinkVantage ToolsLenovo Welcome Fingerprint SoftwareProduct Recovery ThinkVantage Password ManagerThinkVantage Power Manager ThinkVantage Rescue and RecoveryThinkVantage System Update Adobe Reader Antivirus softwareLocations Communication UtilityFront 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 a fingerprint reader Using the wheel mouseAdjusting audio About your computer audioSetting the volume from the desktop Setting the volume from Control PanelUsing CDs and DVDs Adding the volume icon to the taskbarRecording a CD or DVD Using the single-touch and multi-touch featurePlaying a CD or DVD Color temperature adjustment Selecting a pre-defined color temperatureUsing the single-touch feature Using the multi-touch featureRed-adjustment Green-adjustment Blue-adjustment Exit Switching to RGB adjustmentMaking brightness adjustment Using your computer ThinkCentre User Guide Accessibility and comfort You and your computerArranging your workspace ComfortElectrical outlets and cable lengths Glare and lightingAir circulation Voltage-selection switch Replacement power cordsRegister your computer with Lenovo Moving your computer to another country or regionThinkCentre User Guide Security features SecurityAttaching an integrated cable lock Using passwordsBios passwords Windows passwords Setting the fingerprint readerUsing and understanding firewalls Protecting data against virusesThinkCentre User Guide Installing external options Installing or replacing hardwareInstalling or replacing hardware Replacing the USB keyboard or mouse Removing the monitor standReplacing the wireless keyboard Connecting the USB keyboard or mouseReplacing the wireless mouse Opening the battery compartment Obtaining device drivers Creating recovery media Recovery informationCreating and using recovery media Performing a backup operation Using recovery mediaPerforming backup and recovery operations Click the Restore your system from a backup icon Performing a recovery operationUsing the Rescue and Recovery workspace Creating a rescue medium Creating and using a rescue mediumUsing a rescue medium Reinstalling preinstalled device drivers Reinstalling preinstalled applications and device driversReinstalling preinstalled applications Solving recovery problems Reinstalling software programsReinstalling device drivers Recovery information ThinkCentre User Guide Viewing and changing settings Using the Setup Utility programStarting the Setup Utility program 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 system programs Using system programsUpdating flashing the Bios from a disc 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 mouseMoving your computer Good maintenance practicesCleaning a glass-screen surface Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure TroubleshootingAudio problems No audio in WindowsNo audio in DOS applications or games CD problemsSound comes from one external speaker only Black screen instead of DVD video DVD problemsCD or DVD does not work 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 messageAll or some keys on the keyboard do not work Intermittent problemsKeyboard, mouse, or pointing device problems 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 workImage appears to be flickering Monitor problemsWrong characters appear on the screen Image is discolored Networking problemsEthernet problems 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 reasonBluetooth problems Wireless LAN problemWireless WAN problem 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 ComputerExcessive number of fragmented files Printer problemsSerial port problems Software problems Software does not work as expectedUSB problems Diagnostic programsLenovo Solution Center Creating a diagnostic discLenovo ThinkVantage Toolbox PC-Doctor for DOSRunning the diagnostic program from a diagnostic disc ThinkCentre User Guide Getting information, help, and service Help and service Using the documentation and diagnostic programCalling 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 Recycling information Appendix C. Weee and recycling informationImportant Weee Information Battery recycling information for Taiwan Recycling information for BrazilBattery recycling information for the European Union ThinkCentre User Guide China RoHS Turkish RoHS Ukraine RoHSIndia RoHS Appendix E. Energy Star model information Windows 7 operating systemThinkCentre User Guide Index Setting, changing, deleting Page 1P0B03427