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Lenovo 2756D7U, 2697 manual Connect the front antenna cable to the WiFi card module

Models: 2697 2756D7U

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Figure 76. Peeling off the paper that protects the sticker

Figure 76. Peeling off the paper that protects the sticker

5.Stick the front antenna to the front panel as shown. Then insert the front antenna cable through the hole in the front panel.

Figure 77. Installing the front WiFi antenna

6. Connect the front antenna cable to the WiFi card module.

84ThinkCentre User Guide

Image 96

Lenovo 2756D7U Connect the front antenna cable to the WiFi card module, Peeling off the paper that protects the sticker

Contents

ThinkCentre User Guide Third Edition May 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 Input/Output I/O features Power supplySecurity features ExpansionPreinstalled software programs Preinstalled operating systemSpecifications Software overviewSoftware provided by Lenovo Product Recovery Lenovo ThinkVantage ToolsLenovo Welcome Fingerprint SoftwareThinkVantage Password Manager ThinkVantage Power ManagerThinkVantage Rescue and Recovery ThinkVantage System UpdateLenovo Solution Center Adobe ReaderAntivirus software LocationsFigure 1. Front connector, control, and indicator locations Hard disk drive activity indicator Power indicator Power switchUSB 2.0 connector USB port Headphone connector Microphone connector USB 2.0 connector USB portLocating connectors on the rear of your computer Figure 2. Rear connector locationsConnector DescriptionConnector DescriptionLocating components Locating parts on the system boardNote Your computer comes with one of the following system boards Figure 3. Component locations1 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 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 About your computer audioHandling and storing CD and DVD media Playing a CD or DVDRecording a CD or DVD 1. Click Start All Programs Corel DVD MovieFactory Lenovo EditionFor detailed information about using the Corel DVD MovieFactory program, see the help system for the program 22 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. SecurityLocking the computer cover Figure 8. Installing a padlockAttaching a cable lock Using passwords BIOS passwordsAttaching an integrated cable lock Figure 10. Integrated cable lockWindows passwords Configuring the fingerprint readerUsing and understanding firewalls Protecting data against viruses32 ThinkCentre User Guide Chapter 5. Installing or replacing hardware Installing or replacing hardwareInstalling external options Handling static-sensitive devicesRemoving the computer cover Removing and reinstalling the front bezel Installing or replacing a PCI cardWhat to do next Figure 13. Opening the PCI card latch 36 ThinkCentre User Guideas shown to Installing or replacing a memory module Figure 15. Installing a PCI cardWhat to do next Figure 16. Removing a memory module Installing or replacing the optical drive Figure 18. Installing a memory moduleWhat to do next Figure 17. Opening the retaining clipsFigure 20. Installing the optical drive retainer Chapter 5. Installing or replacing hardwareFigure 19. Removing the optical drive Installing or replacing the card reader Figure 21. Installing the optical driveFigure 22. Connecting the optical drive What to do nextInstalling the card reader Figure 24. Installing the card reader retainerFigure 23. Removing the card reader retainer Figure 25. Installing the card reader Figure 26. Removing the card reader cover44 ThinkCentre User Guide Replacing the card reader Figure 28. Installing the card reader retainerWhat to do next Figure 27. Removing the card readerReplacing the battery Figure 29. Installing the card readerReplacing the power supply assembly Figure 30. Removing the old batteryFigure 31. Installing a new battery What to do nextHazardous moving parts. Keep fingers and other body parts away 48 ThinkCentre User GuideReplacing the heat sink and fan assembly Figure 32. Removing the screws for the power supply assemblyWhat to do next Figure 33. Removing the heat sink and fan assembly 50 ThinkCentre User GuideReplacing the microprocessor What to do nextto access the microprocessor Figure 34. Accessing the microprocessor6. Lift the small handle and open the retainer14. Reconnect all cables that were disconnected from the system board Installing the solid state drive What to do next54 ThinkCentre User Guide Installing or replacing the mSATA solid state drive Installing the mSATA solid state driveWhat to do next 56 ThinkCentre User Guide Replacing the mSATA solid state drive Figure 41. Installing the mSATA solid state driveWhat to do next Figure 42. Removing the mSATA solid state drive storage converter 58 ThinkCentre User GuideFigure 44. Removing the mSATA solid state drive Figure 47. Installing the mSATA solid state drive What to do next60 ThinkCentre User Guide Replacing the primary hard disk drive Figure 48. Removing the primary hard disk driveFigure 49. Installing the hard disk drive into the bracket Figure 50. Installing the primary hard disk driveWhat to do next 62 ThinkCentre User GuideReplacing the secondary hard disk drive Figure 51. Removing the secondary hard disk driveFigure 52. Installing the hard disk drive into the bracket Figure 53. Installing the secondary hard disk driveWhat to do next 64 ThinkCentre User GuideReplacing the front fan assembly Figure 54. Removing the front fan assemblyReplacing the rear fan assembly Figure 55. Installing the front fan assemblyWhat to do next Figure 56. Removing the rear fan assembly Replacing the front audio and USB assembly Figure 57. Installing the rear fan assemblyWhat to do next Replacing the internal speaker What to do nextFigure 59. Removing the old internal speaker 70 ThinkCentre User GuideReplacing the thermal sensor Figure 60. Installing a new internal speakerWhat to do next 7. Pull the entire thermal sensor out of the chassis Figure 61. Removing the thermal sensorReplacing the cover presence switch Figure 62. Installing the new thermal sensorWhat to do next Figure 63. Removing the cover presence switch 74 ThinkCentre User GuideReplacing the WiFi units Removing the WiFi adapter cardWhat to do next Figure 65. Disconnecting the Bluetooth cable 76 ThinkCentre User Guide4. At the rear of the computer, press the release button to open the PCI card latchFigure 66. Opening the PCI card latch Removing the WiFi card module Installing the WiFi units Figure 71. Installing the WiFi card module 80 ThinkCentre User GuideFigure 72. Installing the WiFi antenna cables Figure 73. Installing the WiFi adapter cardInstalling or removing the rear WiFi antenna Installing the rear WiFi antennaRemoving the rear WiFi antenna What to do nextInstalling or removing the front WiFi antenna Installing the front WiFi antennaWhat to do next 6. Connect the front antenna cable to the WiFi card module Figure 77. Installing the front WiFi antennaFigure 76. Peeling off the paper that protects the sticker Removing the front WiFi antenna Replacing the keyboard or mouseWhat to do next What to do nextCompleting the parts replacement Figure 79. Connecting the USB keyboard or mouseWhat to do next Obtaining device drivers 88 ThinkCentre User Guide Chapter 6. Recovery information Creating and using recovery mediaCreating recovery media Using recovery media Performing backup and recovery operationsPerforming a backup operation Performing a recovery operation Using the Rescue and Recovery workspace3. Click the Restore your system from a backup icon Chapter 6. Recovery informationCreating and using a rescue medium Using a rescue mediumCreating a rescue medium 92 ThinkCentre User GuideReinstalling preinstalled applications and device drivers Reinstalling preinstalled applicationsReinstalling preinstalled device drivers Reinstalling software programs Reinstalling device driversSolving recovery problems 94 ThinkCentre User GuideChapter 6. Recovery information 96 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 ControllerEnabling ErP compliance mode Selecting a startup deviceSelecting a temporary startup device Selecting or changing the startup device sequenceICE performance mode ICE thermal alertBetter Acoustic Performance default setting DisabledExiting the Setup Utility program 102 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 2. Double-click Update and DriversCleaning your computer ComputerKeyboard Optical mouseGood maintenance practices Moving your computerCleaning a glass-screen surface Chapter 10. Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure Troubleshooting110 ThinkCentre User Guide Audio 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 The mouse or pointing device does not workMonitor problems The wireless keyboard does not workThe pointer on the screen does not move smoothly with the mouse The fingerprint reader does not workWrong characters appear on the screen The image appears to be flickeringNetworking problems Ethernet problemsThe image is discolored Your computer cannot connect to the networkThe Wake on LAN feature is not working 1. Click Start Control Panel 2. Click Hardware and SoundThe adapter stops working for no apparent reason A wireless LAN problem A wireless WAN problemBluetooth problems Sound does not come from the Bluetooth headphoneOption problems An option that was just installed does not workAn option that previously worked does not work now Performance and lockup problems Insufficient free hard disk drive spaceExcessive number of fragmented files 3. Click Disk CleanupPrinter problems Serial port problemsInsufficient memory 2. Click Start ComputerSoftware problems When using a sort feature, dates do not sort in the correct orderSoftware does not work as expected USB problems Lenovo Solution Center126 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 services130 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 Taiwan136 ThinkCentre User Guide Appendix C. WEEE and recycling information Important information for the European Directive 2002/96/ECRecycling information EU OnlyBattery 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 information140 ThinkCentre User Guide Appendix D. Ek Bilgiler 9. Bağlantı ve montaja ilişkin bilgiler Appendix E. Servis istasyonlari Garanti Hizmetinin Alınabileceği Merkezler144 ThinkCentre User Guide Appendix E. Servis istasyonlari 146 ThinkCentre User Guide Posta Kodu 148 ThinkCentre User Guide ŞANLIURFA Adresi Kızılay İşhanı, Kat1-2 ŞanlıurfaTelefon 414 215 05 Faks no 414 212 22 TRABZON Adresi Kahramanmaraş Cad. İpekyolu İş Merk. Kat4 No 7 Trabzon150 ThinkCentre User Guide Index passwords workspace, Rescue and Recoveryinternal drives softwareflashing the BIOS 154 ThinkCentre User Guide