Manuals / Lenovo / Computer Equipment / Laptop

Lenovo 1766 Installing or removing the front WiFi antenna, Installing the front WiFi antenna

Models: 1765 1766 1562 1662 1565 1663 2011 2110 2111 2112

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Installing or removing the front WiFi antenna

3.Hold the thicker end of the rear WiFi antenna and unscrew the WiFi antenna from the rear of the computer.

Figure 63. Removing the rear WiFi antenna

What to do next:

•To work with another piece of hardware, go to the appropriate section.

•To complete the installation or replacement, go to “Completing the parts replacement” on page 79.

Installing or removing the front WiFi antenna

Attention:

Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v.

This section provides instructions on how to install or remove the front WiFi antenna.

Installing the front WiFi antenna

To install the front WiFi antenna, do the following:

1.Turn off the computer and disconnect all power cords from electrical outlets.

2.Remove the computer cover. See “Removing the computer cover” on page 34.

3.Remove the front bezel. See “Removing and reinstalling the front bezel” on page 35.

4.Peel off the paper that protects the stickers on the front antenna.

76ThinkCentre User Guide

Image 88

Lenovo 1766, 2112, 2111 Installing or removing the front WiFi antenna, Installing the front WiFi antenna, What to do next

Contents

ThinkCentre User Guide Third Edition September Copyright Lenovo Contents Chapter 6. Recovery information Appendix A. Notices ivThinkCentre User Guide Service and upgrades Important safety informationStatic electricity prevention Power cords and power adapters Extension cords and related devicesExternal devices Plugs and outletsHeat and product ventilation Operating environment Modem safety informationviiiThinkCentre User Guide Power supply statement Cleaning and maintenanceLaser compliance statement DANGERxThinkCentre User Guide Features Chapter 1. Product overviewMicroprocessor MemorySystem management features ConnectivityInput/Output I/O features Power supplySecurity features ExpansionPreinstalled software programs Preinstalled operating systemSpecifications Lenovo programsDimensions WeightAccessing Lenovo programs from Control Panel ProgramIcon name ProgramAn introduction to Lenovo programs •Communications Utility•Fingerprint Software •Lenovo Cloud Storage•Lenovo Solution Center •Password Manager•Power Manager •Recovery Media•System Update Locations•View Management Utility Locating connectors on the rear of your computer Figure 2. Rear connector locationsConnector DescriptionLocating components Figure 3. Component locationsLocating parts on the system board Figure 4. System board part locationsLocating internal drives Machine type and model label Figure 6. Machine type and model label16ThinkCentre User Guide Chapter 2. Using your computer Frequently asked questionsWhere are my recovery discs? 2.Click Settings 3.Click Control PanelUsing 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 audioUsing CDs and DVDs Setting the volume from Control PanelHandling and storing CD and DVD media Playing a CD or DVD Recording a CD or DVD22ThinkCentre User Guide Accessibility and comfort Chapter 3. You and your computerArranging your workspace ComfortAir circulation Glare and lightingElectrical outlets and cable lengths Registering your computer Voltage-selectionswitchMoving your computer to another country or region Replacement power cords Security features Chapter 4. SecurityLocking the computer cover Figure 7. Installing a padlockAttaching a cable lock Using passwords BIOS passwordsAttaching an integrated cable lock Figure 9. Integrated cable lockWindows passwords Configuring the fingerprint readerUsing and understanding firewalls Protecting data against viruses32ThinkCentre User Guide Chapter 5. Installing or replacing hardware Installing or replacing hardwareInstalling external options Handling static-sensitivedevicesRemoving the computer cover Installing or replacing a PCI card Removing and reinstalling the front bezelWhat to do next To install or replace a PCI card, do the following Notes as shown toFigure 14. Installing a PCI card Installing or replacing a memory moduleWhat to do next UDIMM DIMMDIMM DIMMInstalling or replacing the optical drive Figure 17. Installing a memory moduleWhat to do next Figure 16. Opening the retaining clipsFigure 19. Installing the optical drive retainer Figure 18. Removing the optical driveInstalling or replacing the card reader Figure 20. Installing the optical driveFigure 21. Connecting the optical drive What to do nextInstalling the card reader Figure 25. Removing the card reader cover Figure 24. Installing the card reader44ThinkCentre User Guide Replacing the card reader What to do nextReplacing the battery Replacing the power supply assembly What to do next48ThinkCentre User Guide Replacing the heat sink and fan assembly What to do nexta.Partially remove screw b.Partially remove screw NotesReplacing the microprocessor What to do next6. Lift the small handle NotesReplacing the primary hard disk drive What to do nextFigure 35. Removing the primary hard disk drive 54ThinkCentre User GuideFigure 37. Installing the primary hard disk drive Replacing the secondary hard disk driveWhat to do next Figure 38. Removing the secondary hard disk drive 56ThinkCentre User GuideInstalling the solid-statedrive What to do next58ThinkCentre User Guide Figure 43. Removing the front fan assembly Replacing the front fan assemblyWhat to do next Figure 44. Installing the front fan assembly Replacing the rear fan assemblyWhat to do next Figure 45. Removing the rear fan assembly Figure 46. Installing the rear fan assembly Replacing the front audio and USB assemblyWhat to do next Replacing the internal speaker What to do nextTo replace the internal speaker, do the following Replacing the thermal sensor What to do nextFigure 50. Removing the thermal sensor 66ThinkCentre User GuideReplacing the cover presence switch What to do nextFigure 52. Removing the cover presence switch 68ThinkCentre User GuideReplacing the WiFi units What to do nextRemoving the WiFi adapter card Removing the WiFi card module Installing the WiFi units Figure 59. Installing the WiFi card module Figure 60. Installing the WiFi antenna cables Figure 61. Installing the WiFi adapter cardWhat to do next 74ThinkCentre User GuideInstalling or removing the rear WiFi antenna Installing the rear WiFi antennaRemoving the rear WiFi antenna What to do nextInstalling the front WiFi antenna Installing or removing the front WiFi antennaWhat to do next Figure 65. Installing the front WiFi antenna Removing the front WiFi antenna Replacing the keyboard or mouseWhat to do next What to do nextFigure 67. Connecting the USB keyboard or mouse Completing the parts replacementWhat to do next Obtaining device drivers Creating and using recovery media Chapter 6. Recovery informationNotes Performing backup and recovery operations Creating recovery mediaUsing recovery media Performing a backup operationUsing the Rescue and Recovery workspace Performing a recovery operationCreating and using a rescue medium Using a rescue mediumCreating a rescue medium NotesReinstalling preinstalled applications Reinstalling preinstalled device driversReinstalling device drivers Reinstalling software programsSolving recovery problems Refreshing your computer Advanced startup options88ThinkCentre User Guide Chapter 7. Using the Setup Utility program Starting the Setup Utility programViewing and changing settings Using passwordsPassword considerations Power-OnPasswordAdministrator Password Hard Disk PasswordErasing lost or forgotten passwords clearing CMOS Enabling or disabling a deviceSelecting a startup device Selecting a temporary startup deviceSelecting or changing the startup device sequence Enabling ErP compliance modeICE performance mode ICE thermal alert•Better Acoustic Performance default setting •DisabledExiting the Setup Utility program Updating flashing the BIOS from a disc Using system programsChapter 8. Updating system programs Recovering from a POST/BIOS update failure b.Click Downloads and driversChapter 9. Preventing problems Keeping your computer currentUpdating your operating system 2.Click Download & DriversBasics Using System UpdateCleaning and maintenance Cleaning your computer ComputerKeyboard Optical mouseMoving your computer Good maintenance practicesCleaning a glass-screensurface Chapter 10. Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure TroubleshootingAudio problems No audio in WindowsSound 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 Playback is very slow or choppy DVD movie will not playInvalid disc or no disc found message Intermittent problems Keyboard, mouse, or pointing device problemsAll or some keys on the keyboard do not work 1.Click Start Control PanelThe wireless keyboard does not work The mouse or pointing device does not workThe fingerprint reader does not work 3.Click Devices and PrintersWrong characters appear on the screen Monitor problemsThe 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 SoundA wireless WAN problem A wireless LAN problemThe Wake on LAN feature is not working Option problems Bluetooth problemAn option that was just installed does not work 3.Click Hardware and Sound SoundPerformance and lockup problems Insufficient free hard disk drive space3.Click Disk Cleanup 3.Click Turn Windows features on or offPrinter problems Excessive number of fragmented filesInsufficient memory 4.Click Clean up system filesSoftware problems Serial port problemsSoftware does not work as expected USB problems Notes Lenovo Solution Center118ThinkCentre User Guide Safety and Warranty Information resourcesLenovo ThinkVantage Tools Lenovo WelcomeHelp and service Using the documentation and diagnostic programCalling for service Lenovo Support Web siteUsing other services Purchasing additional services122ThinkCentre User Guide Appendix A. Notices Lenovo United States, Inc1009 Think Place - Building One Morrisville, NC U.S.A Attention: Lenovo Director of LicensingTrademarks Export classification notice Appendix B. Regulatory informationElectronic emissions notices Deutschsprachiger EU Hinweis German Class B compliance statementDeutschland Lenovo product service information for Taiwan Additional regulatory informationJapanese VCCI Class B statement 128ThinkCentre User Guide Important WEEE information Appendix C. WEEE and recycling informationRecycling information Battery recycling information for Taiwan Recycling information for BrazilDeclarações de Reciclagem no Brasil Descarte de um Produto Lenovo Fora de UsoAppendix C. WEEE and recycling information 132ThinkCentre User Guide China RoHS Turkish RoHS Ukraine RoHSIndia RoHS 134ThinkCentre User GuideAppendix E. ENERGY STAR model information 136ThinkCentre User Guide Index Page Page 140ThinkCentre User Guide