Manuals / Lenovo / Computer Equipment / Personal Computer

Lenovo 2945, 2988, 2992E5U, 2982, 2993, 2996 Locating components, Locating parts on the system board

Models: 2756 2800 2934 2945 2941 2932 2929 2961 3183 3218 3181 3227 3198 3209 3207 3185 3214 3187 3202 3224 3306 3395 3393 2996 2993 2982 2992E5U 2988

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Locating components

Figure 3 “Component locations” on page 12 shows the locations of the various components in your computer. To open the computer cover, see “Opening the computer cover” on page 32.

Figure 3. Component locations

1Heat sink and fan assembly

2Power supply assembly

3Memory module

4Optical drive

5Front audio and USB assembly

6Front bezel

7System fan assembly

8Internal speaker (installed in some models)

9Cover presence switch (Intrusion switch) (installed in some models)

10Hard disk drive (or solid state drive)

11PCI card (installed in some models)

12Heat sink fan duct

Locating parts on the system board

Note: Your computer comes with one of the following system boards.

12ThinkCentre User Guide

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Lenovo 2945, 2988, 2992E5U, 2982, 2993, 2996, 3393, 3395, 3306, 3224, 3202 Locating components, Locating parts on the system board

Contents

ThinkCentre User Guide Second Edition September Copyright Lenovo Contents Important safety informationChapter 2. Using your computer Chapter 5. Installing or replacingChapter 6. Recovery information Appendix A. Notices iv ThinkCentre User Guide Important safety information Service and upgradesStatic electricity prevention Hazardous moving parts. Keep fingers and other body parts awayPower cords and power adapters Extension cords and related devicesPlugs and outlets External devicesHeat and product ventilation Modem safety information Operating environmentPower supply statement Cleaning and maintenanceLaser compliance statement DANGERx ThinkCentre User Guide Features Chapter 1. Product overviewMicroprocessor MemorySystem management features ConnectivityInput/Output I/O features Power supplySecurity features Preinstalled software programsSpecifications DimensionsWeight EnvironmentAccessing Lenovo programs on the Windows 7 operating system Lenovo programsAccessing Lenovo programs from the Lenovo ThinkVantage Tools program Accessing Lenovo programs from Control PanelAccessing Lenovo programs on the Windows 8 operating system An introduction to Lenovo programsCommunications Utility Lenovo Solution Center Password ManagerPower Manager Recovery MediaLocations Rescue and RecoverySystem Update SimpleTapFigure 1. Front connector, control, and indicator locations Optical drive eject/close button Power switchHard disk drive activity indicator Power indicator USB 2.0 connector USB port Microphone connector Headphone connectorLocating connectors on the rear of your computer Figure 2. Rear connector locationsPower cord connector VGA monitor connectorConnector DescriptionLocating components Locating parts on the system board1 4-pin microprocessor power connector 2 Microprocessor Figure 4. System board part locationsFigure 5. System board part locations 14 ThinkCentre User GuideLocating internal drives Machine type and model label The following is a sample of the machine type and model labelFigure 7. Machine type and model label Chapter 2. Using your computer Frequently asked questionsAccessing Control Panel on the Windows 8 operating system Where are my recovery discs?Using the keyboard Using Windows shortcut keysUsing the blue ThinkVantage button Using a fingerprint readerUsing the wheel mouse Adjusting audioSetting the volume from the desktop About your computer audioSetting the volume from Control Panel Using CDs and DVDsHandling and storing CD and DVD media 2. In the Sound topic, click Adjust system volumePlaying a CD or DVD Recording a CD or DVD22 ThinkCentre User Guide Accessibility and comfort Chapter 3. You and your computerArranging your workspace ComfortGlare and lighting Air circulationElectrical outlets and cable lengths Voltage-selection switch Registering your computerMoving your computer to another country or region Replacement power cords For power cord information and part numbers, go toSecurity features Chapter 4. SecurityUsing passwords BIOS passwordsAttaching an integrated cable lock Figure 8. Integrated cable lockWindows passwords Configuring the fingerprint readerUsing and understanding firewalls Protecting data against viruses30 ThinkCentre User Guide Chapter 5. Installing or replacing hardware Installing or replacing hardwareInstalling external options Handling static-sensitive devicesRemoving and reinstalling the front bezel Opening the computer cover2. Open the computer cover. See “Opening the computer cover” on page Figure 10. Removing the front bezelAccessing the system board components and drives What to do nextInstalling or replacing a memory module Figure 12. Removing a memory module Figure 13. Opening the retaining clips36 ThinkCentre User Guide Installing or replacing a PCI card Figure 14. Installing a memory moduleWhat to do next as shown to Installing or replacing the card reader Installing the card readerWhat to do next Figure 17. Installing the card reader 40 ThinkCentre User GuideFigure 18. Installing the screw that secures the card reader What to do nextFigure 19. Removing the card reader cover Replacing the card reader Figure 20. Removing the screw that secures the card readerFigure 21. Installing the card reader Installing or replacing the mSATA solid state drive Installing the mSATA solid state driveWhat to do next Figure 23. Installing the mSATA solid state drive into the storage converter Figure 25. Installing the mSATA solid state drive storage converter 46 ThinkCentre User GuideReplacing the mSATA solid state drive What to do nextFigure 27. Removing the mSATA solid state drive storage converter 48 ThinkCentre User GuideFigure 29. Removing the mSATA solid state drive Figure 32. Installing the mSATA solid state drive storage converter 50 ThinkCentre User GuideReplacing the battery Figure 33. Installing the screw that secures the storage converterWhat to do next Installing the solid state disk Figure 34. Removing the old batteryFigure 35. Installing a new battery What to do nextTo install the solid state disk, do the following Replacing the hard disk drive What to do nextFigure 38. Removing the hard disk drive 2 , pin Replacing the optical drive Figure 40. Installing the hard disk driveWhat to do next Figure 41. Pivoting the optical drive bay and slide the optical drive out of the rear of the drive bay assembly Figure 43. Installing the optical drive retainer7. Press the optical drive lock Figure 42. Removing the old optical driveReplacing the heat sink and fan assembly Figure 44. Installing a new optical driveWhat to do next a. Partially remove screw b. Partially remove screw a. Partially tighten screw b. Partially tighten screw Replacing the power supply assembly Figure 47. Installing the heat sink fan ductWhat to do next Hazardous moving parts. Keep fingers and other body parts away Figure 48. Removing the heat sink fan duct 64 ThinkCentre User GuideFigure 49. Power connectors on the system board Note Use only screws provided by Lenovo Replacing the microprocessor Figure 52. Installing the heat sink fan ductWhat to do next 5. Lift the small handle Figure 55. Installing the microprocessor Replacing the cover presence switch What to do next70 ThinkCentre User Guide Figure 57. Removing the cover presence switch Replacing the internal speaker Figure 58. Installing the new cover presence switchWhat to do next Figure 59. Removing the internal speaker Replacing the front audio and USB assembly Figure 60. Installing the new internal speakerWhat to do next Figure 61. Removing the front audio and USB assembly What to do nextReplacing the WiFi units Removing the WiFi adapter cardRemoving the WiFi card module Installing the WiFi units Figure 67. Installing the WiFi card module Figure 68. Connecting the WiFi antenna cablesInstalling or removing the rear WiFi antenna Installing the rear WiFi antennaWhat to do next Removing the rear WiFi antenna Figure 70. Installing the rear WiFi antennaWhat to do next Installing or removing the front WiFi antenna Installing the front WiFi antennaWhat to do next Figure 73. Installing the front WiFi antenna Figure 72. Peeling off the paper that protects the stickerRemoving the front WiFi antenna Figure 74. Removing the front WiFi antennaWhat to do next What to do nextCompleting the parts replacement Replacing the keyboard or mouseFigure 75. Connecting a new keyboard or mouse What to do nextObtaining device drivers 86 ThinkCentre User GuideChapter 6. Recovery information Recovery information for the Windows 7 operating systemCreating and using recovery media Performing backup and recovery operations Creating recovery mediaUsing recovery media Performing a backup operationUsing the Rescue and Recovery workspace Performing a recovery operation3. Click 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 92 ThinkCentre User GuideRecovery information for the Windows 8 operating system Resetting your computer to the factory default settingsRefreshing your computer Advanced startup options94 ThinkCentre User Guide Chapter 7. Using the Setup Utility program Starting the Setup Utility programViewing and changing settings Using passwordsPassword considerations Power-On PasswordAdministrator Password Hard Disk PasswordErasing lost or forgotten passwords clearing CMOS Enabling or disabling a deviceUSB Setup SATA ControllerSelecting a startup device Selecting a temporary startup deviceSelecting or changing the startup device sequence Enabling ErP compliance modeICE performance mode ICE thermal alertBetter Acoustic Performance default setting DisabledExiting the Setup Utility program 100 ThinkCentre User GuideUsing system programs Updating flashing the BIOS from a discChapter 8. Updating system programs Updating flashing the BIOS from your operating system Recovering from a POST/BIOS update failure2. Click Download Drivers & Software 3. Click Use Quick Path Chapter 9. Preventing problems Keeping your computer currentGetting the latest device drivers for your computer Updating your operating systemUsing System Update BasicsCleaning and maintenance “Basics” on page “Cleaning your computer” on page “Computer” on pageCleaning your computer ComputerKeyboard Optical mouseGood maintenance practices Moving your computerCleaning a glass-screen surface Chapter 10. Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure TroubleshootingAudio problems No audio in WindowsCD problems Sound comes from one external speaker onlyNo audio in DOS applications or games DVD problems A CD or DVD does not workBlack 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 messageIntermittent problems Keyboard, mouse, or pointing device problemsAll or some keys on the keyboard do not work 1. Click Start Control Panel 2. Click Hardware and SoundThe wireless keyboard does not work The mouse or pointing device does not workThe pointer on the screen does not move smoothly with the mouse The fingerprint reader does not workMonitor problems Wrong characters appear on the screenThe image appears to be flickering Networking problems The image is discoloredEthernet problems Your computer cannot connect to the network1. Click Start Control Panel 2. Click Hardware and Sound 2. Click Hardware and SoundA wireless LAN problem A wireless WAN problemThe Wake on LAN feature is not working Option problems Bluetooth problemsAn option that was just installed does not work Sound does not come from the Bluetooth headphonePerformance and lockup problems An option that previously worked does not work nowInsufficient free hard disk drive space 1. Click Start ComputerExcessive number of fragmented files 3. Click Disk Cleanup2. Click Programs 3. Click Turn Windows features on or off 3. Click Disk Cleanup 4. Click Clean up system filesPrinter problems Serial port problemsInsufficient memory 5. Click OptimizeSoftware problems When using a sort feature, dates do not sort in the correct orderSoftware does not work as expected USB problems Lenovo Solution Center124 ThinkCentre User Guide Chapter 11. Getting information, help, and service Safety and WarrantyInformation resources Lenovo ThinkVantage ToolsHelp and service Using the documentation and diagnostic programCalling for service Lenovo Support Web siteUsing other services Purchasing additional services128 ThinkCentre User Guide Appendix A. Notices Lenovo United States, Inc 1009 Think Place - Building OneMorrisville, NC U.S.A Attention Lenovo Director of Licensing Trademarks Appendix B. Regulatory information Export classification noticeElectronic emissions notices Federal Communications Commission Declaration of ConformityGerman Class B compliance statement Deutschsprachiger EU Hinweis DeutschlandAdditional regulatory information Lenovo product service information for TaiwanJapanese VCCI Class B statement Keyboard and mouse compliance statement for Taiwan134 ThinkCentre User Guide Appendix C. WEEE and recycling information Important WEEE informationRecycling information Battery recycling information for Taiwan Recycling information for BrazilDeclarações de Reciclagem no Brasil Descarte de um Produto Lenovo Fora de UsoBattery recycling information for the European Union Appendix C. WEEE and recycling information138 ThinkCentre User Guide Appendix D. Restriction of Hazardous Substances Directive RoHS China RoHS Turkish RoHSUkraine RoHS India RoHS RoHS compliant as per E-Waste Management & Handling RulesAppendix E. ENERGY STAR model information 142 ThinkCentre User Guide Index Page flashing the BIOS 146 ThinkCentre User Guide