Manuals / Lenovo / Computer Equipment / Laptop

Lenovo 3341, 3281, 3280, 3297 Input/Output I/O features, Expansion, Power supply, Security features

Models: 3324 3342 3314F2U 3293 3280 3318E8U 3318 3292 3315 3309 3291 3329 3341 3281 3322 3327 3296 3305 3325 3312 3320 3316 3326 3313 3298 3297 3311 M92z 3314 3294

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Input/Output (I/O) features

•9-pin serial port (optional)

•Two Universal Serial Bus (USB) 3.0 connectors (USB ports 1 and 2)

•Four USB 2.0 connectors (USB ports 3 to 6)

•One Ethernet connector

•One DisplayPort-out connector

•One DisplayPort-in connector

•One Personal System/2 (PS/2) keyboard connector (optional)

•One PS/2 mouse connector (optional)

•Two audio connectors on the left panel (microphone connector and headphone connector)

For more information, see “Locating connectors, controls, and indicators on the front of your computer” on page 9 and “Locating connectors on the rear of your computer” on page 11.

Expansion

•One hard disk drive bay

•One optical drive bay

•One mini PCI Express x1 card slot

Power supply

Your computer comes with a 150-watt automatic voltage-sensing power supply.

Security features

•Computrace Agent software embedded in firmware

•Cover presence switch (also called intrusion switch)

•Ability to enable or disable a device

•Ability to enable and disable USB connectors individually

•Keyboard with fingerprint reader (shipped with some models)

•Power-on password (POP), administrator password, and hard disk drive password to deter unauthorized use of your computer

•Startup sequence control

•Startup without keyboard or mouse

•Support for an integrated cable lock (Kensington lock)

•Trusted Platform Module (TPM)

For more information, see Chapter 4 “Security” on page 33.

Preinstalled software programs

Your computer is preinstalled with software programs to help you work more easily and securely. For more information, see “Lenovo programs” on page 5.

Preinstalled operating system

Your computer is preinstalled with one of the following operating systems:

• Microsoft Windows 7 operating system

Chapter 1. Product overview 3

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Lenovo 3341, 3281 Input/Output I/O features, Expansion, Power supply, Security features, Preinstalled software programs

Contents

ThinkCentre User Guide Second Edition July Copyright Lenovo Contents Recovery information Appendix A. Notices 119 Iv ThinkCentre User Guide Important safety information Service and upgradesStatic electricity prevention Extension cords and related devices Power cords and power adaptersPlugs and outlets External devicesHeat and product ventilation Operating environment Modem safety informationPower supply statement Cleaning and maintenanceLaser compliance statement ThinkCentre User Guide Product overview FeaturesConnectivity System management featuresPreinstalled software programs Input/Output I/O featuresPower supply Security featuresDimensions SpecificationsLenovo programs Accessing Lenovo programs on the Windows 7 operating systemAccessing Lenovo programs from Control Panel Accessing Lenovo programs on the Windows 8 operating systemAn introduction to Lenovo programs Rescue and Recovery Password ManagerPower Manager Recovery MediaLocations Front connector, control, and indicator locationsIcon Control Description Using your computer in monitor modeRear connector locations Locating connectors on the rear of your computerConnector Description Component locations for models with the 20-inch display Locating componentsThinkCentre User Guide Component locations for models with the 23-inch display System board part locations Locating parts on the system boardProduct overview Adjusting the frame stand Adjusting the frame standMachine type and model label Machine type and model labelThinkCentre User Guide Where can I find help about the Windows operating system? Using your computerFrequently asked questions Accessing Control Panel on the Windows 8 operating systemUsing a fingerprint reader Using the keyboardUsing Windows shortcut keys Using the blue ThinkVantage buttonAbout your computer audio Using the wheel mouseAdjusting audio Setting the volume from the desktopHandling and storing CD and DVD media Setting the volume from Control PanelUsing CDs and DVDs Sound topic, click Adjust system volumeUsing the single-touch and multi-touch feature Playing a CD or DVDRecording a CD or DVD Using the multi-touch feature Using the single-touch featureOperating system edition Supported touch feature ThinkCentre User Guide Comfort Accessibility and comfortYou and your computer Arranging your workspaceGlare and lighting Air circulationElectrical outlets and cable lengths Voltage-selection switch Register your computerMoving your computer to another country or region Replacement power cords Security Security featuresUsing passwords Bios passwordsAttaching an integrated cable lock Protecting data against viruses Windows passwordsConfiguring the fingerprint reader Using and understanding firewallsThinkCentre User Guide Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving and reinstalling the frame stand Installing the monitor standWhat to do next Installing or replacing hardware Installing the monitor stand Removing the monitor stand lock Removing the computer coverRemoving the computer cover Removing and reinstalling the frame footRemoving the frame foot Removing and reinstalling the handle barRemoving the handle bar Removing and reinstalling the rear I/O assemblyRemoving the rear I/O assembly Installing or replacing a memory moduleRemoving the memory module Replacing the hard disk driveRemoving the hard disk drive 20-inch display Installing the hard disk drive into the bracket Replacing the optical drive Installing the hard disk drive 23-inch displayRemoving the optical drive Replacing the converter boardRemoving the converter board Replacing the heat sinkRemoving the heat sink Replacing the microprocessor Accessing the microprocessor Installing the microprocessor Removing the internal speakers Replacing the internal speakersRemoving the Vesa mount bracket Replacing the thermal sensorRemoving the thermal sensor Replacing the integrated camera Installing the thermal sensorRemoving the integrated camera Replacing the WI-FI cardRemoving the cables from the WI-FI card Replacing the ambient light sensor Removing the WI-FI cardRemoving the ambient light sensor Replacing the Bluetooth moduleReplacing the card reader Removing the Bluetooth moduleRemoving the card reader Replacing the ExpressCardRemoving the ExpressCard Replacing the heat sink and fan assembly for GPURemoving the heat sink and fan assembly for GPU Replacing the rear PS/2 connectors and serial port assembly Replacing the mouse Removing the rear PS/2 connectors and serial port assemblyMouse connectors Installing or replacing hardware Replacing the keyboard Keyboard connectorsInstalling the keyboard batteries Completing the parts replacementObtaining device drivers Installing the computer coverRecovery information Recovery information for the Windows 7 operating systemCreating and using recovery media Performing a backup operation Performing backup and recovery operationsCreating recovery media Using recovery mediaUsing the Rescue and Recovery workspace Performing a recovery operationClick the Restore your system from a backup icon Creating and using a rescue medium Using a rescue mediumCreating a rescue medium Reinstalling preinstalled applications and device drivers Reinstalling preinstalled applicationsReinstalling preinstalled device drivers Reinstalling software programs Reinstalling device driversSolving recovery problems Refreshing your computer Recovery information for the Windows 8 operating systemThinkCentre User Guide Using the Setup Utility program Starting the Setup Utility programViewing and changing settings Hard Disk Password Password considerationsPower-On Password Administrator PasswordEnabling or disabling a device Erasing lost or forgotten passwords clearing CmosSelecting or changing the startup device sequence Enabling ErP compliance modeSelecting a startup device Selecting a temporary startup deviceICE performance mode DisabledICE thermal alert Exiting the Setup Utility program Using system programs Updating flashing the Bios from a discUpdating system programs Updating flashing the Bios from your operating system Recovering from a POST/BIOS update failureClick Downloads and drivers Updating your operating system Preventing problemsKeeping your computer current Getting the latest device drivers for your computerBasics Using System UpdateOptical mouse Cleaning your computerComputer KeyboardGood maintenance practices Cleaning a liquid crystal display LCD surfaceCleaning a glass-screen surface Moving your computer ThinkCentre User Guide Basic troubleshooting Troubleshooting and diagnosticsTroubleshooting Troubleshooting procedureNo audio in Windows Audio problemsCD problems Sound comes from one external speaker onlyNo audio in DOS applications or games DVD problems CD or DVD does not workBlack screen instead of DVD video Invalid disc or no disc found message DVD movie will not playNo audio or intermittent audio while playing DVD movie Playback is very slow or choppyIntermittent problems Keyboard, mouse, or pointing device problemsAll or some keys on the keyboard do not work Fingerprint reader does not work Wireless keyboard does not workMouse or pointing device does not work Pointer on the screen does not move smoothly with the mouseMonitor problems Wrong characters appear on the screenImage appears to be flickering Image is discolored Networking problemsAdapter stops working for no apparent reason Ethernet problemsYour computer cannot connect to the network Click Start Control Panel Click Hardware and SoundWireless LAN problem Wireless WAN problemWake on LAN feature is not working An option that previously worked does not work now Option problemsBluetooth problems An option that was just installed does not workInsufficient free hard disk drive space Performance and lockup problemsClick Disk Cleanup Click Programs Click Turn Windows features on or offPrinter problems Excessive number of fragmented filesInsufficient memory Serial port problems Software problemsSoftware does not work as expected USB problems Lenovo Solution Center Getting information, help, and service Lenovo Support Web site Help and serviceUsing the documentation and diagnostic program Calling for servicePurchasing additional services Using other servicesThinkCentre User Guide 119 Appendix A. NoticesTrademarks Federal Communications Commission Declaration of Conformity Appendix B. Regulatory informationExport classification notice Electronic emissions noticesThinkCentre User Guide Additional regulatory information ThinkCentre User Guide 125 Appendix C. Weee and recycling informationImportant Weee Information Recycling informationRecycling information for Brazil Battery recycling information for TaiwanBattery recycling information for the European Union ThinkCentre User Guide China RoHS Turkish RoHS Ukraine RoHS129 India RoHS 131 Appendix E. Energy Star model informationThinkCentre User Guide 133 IndexPower-On Password 135 ThinkCentre User Guide