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Lenovo 2697, 2756D7U manual Installing the WiFi units

Models: 2697 2756D7U

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Installing the WiFi units

2. Remove the two screws that secure the WiFi card module to the WiFi adapter card.

Figure 69. Removing the screws that secure the WiFi card module

3. Pull the WiFi card module out of the mini PCI Express slot to remove it from the WiFi adapter card.

Figure 70. Removing the WiFi card module

Installing the WiFi units

To install the WiFi units, do the following:

Chapter 5. Installing or replacing hardware 79

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Lenovo 2697, 2756D7U manual Installing the WiFi units

Contents

ThinkCentre User Guide Third Edition May Copyright Lenovo Chapter 5. Installing or replacing ContentsImportant safety information Chapter 2. Using your computerChapter 6. Recovery information Appendix A. Notices iv ThinkCentre User Guide Hazardous moving parts. Keep fingers and other body parts away Important safety informationService and upgrades Static electricity preventionExtension cords and related devices Power cords and power adaptersExternal devices Plugs and outletsHeat and product ventilation Operating environment Modem safety informationDANGER Power supply statementCleaning and maintenance Laser compliance statementx ThinkCentre User Guide Memory FeaturesChapter 1. Product overview MicroprocessorSystem management features Expansion Input/Output I/O featuresPower supply Security featuresPreinstalled operating system Preinstalled software programsSoftware overview SpecificationsSoftware provided by Lenovo Fingerprint Software Product RecoveryLenovo ThinkVantage Tools Lenovo WelcomeThinkVantage System Update ThinkVantage Password ManagerThinkVantage Power Manager ThinkVantage Rescue and RecoveryLocations Lenovo Solution CenterAdobe Reader Antivirus softwareUSB 2.0 connector USB port Figure 1. Front connector, control, and indicator locationsHard disk drive activity indicator Power indicator Power switch USB 2.0 connector USB port Headphone connector Microphone connectorDescription Locating connectors on the rear of your computerFigure 2. Rear connector locations ConnectorDescription ConnectorFigure 3. Component locations Locating componentsLocating parts on the system board Note Your computer comes with one of the following system boardsFigure 4. System board part locations 1 4-pin microprocessor power connector 2 Microprocessor14 ThinkCentre User Guide Figure 5. System board part locationsLocating internal drives The following is a sample of the machine type and model label Machine type and model labelFigure 7. Machine type and model label Using Windows shortcut keys Chapter 2. Using your computerFrequently asked questions Using the keyboardAdjusting audio Using the blue ThinkVantage buttonUsing a fingerprint reader Using the wheel mouseAbout your computer audio Setting the volume from the desktopSetting the volume from Control Panel Using CDs and DVDs1. Click Start All Programs Corel DVD MovieFactory Lenovo Edition Handling and storing CD and DVD mediaPlaying a CD or DVD Recording a CD or DVDFor detailed information about using the Corel DVD MovieFactory program, see the help system for the program 22 ThinkCentre User Guide Comfort Accessibility and comfortChapter 3. You and your computer Arranging your workspaceAir circulation Glare and lightingElectrical outlets and cable lengths Registering your computer Voltage-selection switchMoving your computer to another country or region For power cord information and part numbers, go to Replacement power cordsChapter 4. Security Security featuresFigure 8. Installing a padlock Locking the computer coverAttaching a cable lock Figure 10. Integrated cable lock Using passwordsBIOS passwords Attaching an integrated cable lockProtecting data against viruses Windows passwordsConfiguring the fingerprint reader Using and understanding firewalls32 ThinkCentre User Guide Handling static-sensitive devices Chapter 5. Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the computer cover Installing or replacing a PCI card Removing and reinstalling the front bezelWhat to do next 36 ThinkCentre User Guide Figure 13. Opening the PCI card latchas shown to Figure 15. Installing a PCI card Installing or replacing a memory moduleWhat to do next Figure 16. Removing a memory module Figure 17. Opening the retaining clips Installing or replacing the optical driveFigure 18. Installing a memory module What to do nextChapter 5. Installing or replacing hardware Figure 20. Installing the optical drive retainerFigure 19. Removing the optical drive What to do next Installing or replacing the card readerFigure 21. Installing the optical drive Figure 22. Connecting the optical driveFigure 24. Installing the card reader retainer Installing the card readerFigure 23. Removing the card reader retainer Figure 26. Removing the card reader cover Figure 25. Installing the card reader44 ThinkCentre User Guide Figure 27. Removing the card reader Replacing the card readerFigure 28. Installing the card reader retainer What to do nextFigure 29. Installing the card reader Replacing the batteryWhat to do next Replacing the power supply assemblyFigure 30. Removing the old battery Figure 31. Installing a new battery48 ThinkCentre User Guide Hazardous moving parts. Keep fingers and other body parts awayFigure 32. Removing the screws for the power supply assembly Replacing the heat sink and fan assemblyWhat to do next 50 ThinkCentre User Guide Figure 33. Removing the heat sink and fan assemblyWhat to do next Replacing the microprocessorand open the retainer to access the microprocessorFigure 34. Accessing the microprocessor 6. Lift the small handle14. Reconnect all cables that were disconnected from the system board What to do next Installing the solid state drive54 ThinkCentre User Guide Installing the mSATA solid state drive Installing or replacing the mSATA solid state driveWhat to do next 56 ThinkCentre User Guide Figure 41. Installing the mSATA solid state drive Replacing the mSATA solid state driveWhat to do next 58 ThinkCentre User Guide Figure 42. Removing the mSATA solid state drive storage converterFigure 44. Removing the mSATA solid state drive What to do next Figure 47. Installing the mSATA solid state drive60 ThinkCentre User Guide Figure 48. Removing the primary hard disk drive Replacing the primary hard disk drive62 ThinkCentre User Guide Figure 49. Installing the hard disk drive into the bracketFigure 50. Installing the primary hard disk drive What to do nextFigure 51. Removing the secondary hard disk drive Replacing the secondary hard disk drive64 ThinkCentre User Guide Figure 52. Installing the hard disk drive into the bracketFigure 53. Installing the secondary hard disk drive What to do nextFigure 54. Removing the front fan assembly Replacing the front fan assemblyFigure 55. Installing the front fan assembly Replacing the rear fan assemblyWhat to do next Figure 56. Removing the rear fan assembly Figure 57. Installing the rear fan assembly Replacing the front audio and USB assemblyWhat to do next What to do next Replacing the internal speaker70 ThinkCentre User Guide Figure 59. Removing the old internal speakerFigure 60. Installing a new internal speaker Replacing the thermal sensorWhat to do next Figure 61. Removing the thermal sensor 7. Pull the entire thermal sensor out of the chassisFigure 62. Installing the new thermal sensor Replacing the cover presence switchWhat to do next 74 ThinkCentre User Guide Figure 63. Removing the cover presence switchRemoving the WiFi adapter card Replacing the WiFi unitsWhat to do next 76 ThinkCentre User Guide Figure 65. Disconnecting the Bluetooth cableto open the PCI card latch 4. At the rear of the computer, press the release buttonFigure 66. Opening the PCI card latch Removing the WiFi card module Installing the WiFi units 80 ThinkCentre User Guide Figure 71. Installing the WiFi card moduleFigure 73. Installing the WiFi adapter card Figure 72. Installing the WiFi antenna cablesWhat to do next Installing or removing the rear WiFi antennaInstalling the rear WiFi antenna Removing the rear WiFi antennaInstalling the front WiFi antenna Installing or removing the front WiFi antennaWhat to do next Figure 77. Installing the front WiFi antenna 6. Connect the front antenna cable to the WiFi card moduleFigure 76. Peeling off the paper that protects the sticker What to do next Removing the front WiFi antennaReplacing the keyboard or mouse What to do nextFigure 79. Connecting the USB keyboard or mouse Completing the parts replacementWhat to do next Obtaining device drivers 88 ThinkCentre User Guide Creating and using recovery media Chapter 6. Recovery informationCreating recovery media Performing backup and recovery operations Using recovery mediaPerforming a backup operation Chapter 6. Recovery information Performing a recovery operationUsing the Rescue and Recovery workspace 3. Click the Restore your system from a backup icon92 ThinkCentre User Guide Creating and using a rescue mediumUsing a rescue medium Creating a rescue mediumReinstalling preinstalled applications Reinstalling preinstalled applications and device driversReinstalling preinstalled device drivers 94 ThinkCentre User Guide Reinstalling software programsReinstalling device drivers Solving recovery problemsChapter 6. Recovery information 96 ThinkCentre User Guide Using passwords Chapter 7. Using the Setup Utility programStarting the Setup Utility program Viewing and changing settingsHard Disk Password Password considerationsPower-On Password Administrator PasswordSATA Controller Erasing lost or forgotten passwords clearing CMOSEnabling or disabling a device USB SetupSelecting or changing the startup device sequence Enabling ErP compliance modeSelecting a startup device Selecting a temporary startup deviceDisabled ICE performance modeICE thermal alert Better Acoustic Performance default setting102 ThinkCentre User Guide Exiting the Setup Utility programUpdating flashing the BIOS from a disc Using system programsChapter 8. Updating system programs Recovering from a POST/BIOS update failure Updating flashing the BIOS from your operating system2. Click Download Drivers & Software 3. Click Use Quick Path Updating your operating system Chapter 9. Preventing problemsKeeping your computer current Getting the latest device drivers for your computer2. Double-click Update and Drivers Using System UpdateBasics Cleaning and maintenanceOptical mouse Cleaning your computerComputer KeyboardMoving your computer Good maintenance practicesCleaning a glass-screen surface Basic troubleshooting Chapter 10. Troubleshooting and diagnosticsTroubleshooting Troubleshooting procedure110 ThinkCentre User Guide No audio in Windows Audio problemsSound comes from one external speaker only CD problemsNo audio in DOS applications or games A CD or DVD does not work DVD problemsBlack 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 choppyThe mouse or pointing device does not work Intermittent problemsKeyboard, mouse, or pointing device problems All or some keys on the keyboard do not workThe fingerprint reader does not work Monitor problemsThe wireless keyboard does not work The pointer on the screen does not move smoothly with the mouseThe image appears to be flickering Wrong characters appear on the screenYour computer cannot connect to the network Networking problemsEthernet problems The image is discolored1. Click Start Control Panel 2. Click Hardware and Sound The Wake on LAN feature is not workingThe adapter stops working for no apparent reason Sound does not come from the Bluetooth headphone A wireless LAN problemA wireless WAN problem Bluetooth problemsAn option that was just installed does not work Option problemsAn option that previously worked does not work now 3. Click Disk Cleanup Performance and lockup problemsInsufficient free hard disk drive space Excessive number of fragmented files2. Click Start Computer Printer problemsSerial port problems Insufficient memoryWhen using a sort feature, dates do not sort in the correct order Software problemsSoftware does not work as expected Lenovo Solution Center USB problems126 ThinkCentre User Guide Lenovo ThinkVantage Tools Chapter 11. Getting information, help, and serviceSafety and Warranty Information resourcesLenovo Support Web site Help and serviceUsing the documentation and diagnostic program Calling for servicePurchasing additional services Using other services130 ThinkCentre User Guide Lenovo United States, Inc 1009 Think Place - Building One Appendix A. NoticesMorrisville, NC U.S.A Attention Lenovo Director of Licensing Trademarks Federal Communications Commission Declaration of Conformity Appendix B. Regulatory informationExport classification notice Electronic emissions noticesDeutschland German Class B compliance statement Deutschsprachiger EU HinweisKeyboard and mouse compliance statement for Taiwan Additional regulatory informationLenovo product service information for Taiwan Japanese VCCI Class B statement136 ThinkCentre User Guide EU Only Appendix C. WEEE and recycling informationImportant information for the European Directive 2002/96/EC Recycling informationDescarte de um Produto Lenovo Fora de Uso Battery recycling information for TaiwanRecycling information for Brazil Declarações de Reciclagem no BrasilAppendix C. WEEE and recycling information Battery recycling information for the European Union140 ThinkCentre User Guide Appendix D. Ek Bilgiler 9. Bağlantı ve montaja ilişkin bilgiler Garanti Hizmetinin Alınabileceği Merkezler Appendix E. Servis istasyonlari144 ThinkCentre User Guide Appendix E. Servis istasyonlari 146 ThinkCentre User Guide Posta Kodu 148 ThinkCentre User Guide Adresi Kahramanmaraş Cad. İpekyolu İş Merk. Kat4 No 7 Trabzon ŞANLIURFAAdresi Kızılay İşhanı, Kat1-2 Şanlıurfa Telefon 414 215 05 Faks no 414 212 22 TRABZON150 ThinkCentre User Guide Index software passwordsworkspace, Rescue and Recovery internal drivesflashing the BIOS 154 ThinkCentre User Guide