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Lenovo M73 manual Installing the WiFi units

Models: M73

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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 54. 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 55. Removing the WiFi card module

Installing the WiFi units

To install the WiFi units, do the following:

Chapter 5. Installing or replacing hardware 71

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Lenovo M73 manual Installing the WiFi units

Contents

Machine Types 10B4, 10B5, 10B6, and 10B7 ThinkCentre M73 User GuideSecond Edition November Copyright Lenovo Chapter 5. Installing or replacing ContentsImportant safety information Chapter 2. Using your computerChapter 6. Recovery information Appendix A. Notices iv ThinkCentre M73 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 adaptersHeat and product ventilation Plugs and outletsExternal devices Operating environment Modem safety informationDANGER Power supply statementCleaning and maintenance Laser compliance statementx ThinkCentre M73 User Guide Memory FeaturesChapter 1. Product overview MicroprocessorConnectivity System management featuresPreinstalled software programs Input/Output I/O featuresPower supply Security featuresPreinstalled operating system Lenovo programs SpecificationsAccessing Lenovo programs on the Windows 7 operating system Table 2. Programs in Control Panel Accessing Lenovo programs from the Lenovo ThinkVantage Tools programAccessing Lenovo programs from Control Panel Table 1. Programs in the Lenovo ThinkVantage Tools programFingerprint Software An introduction to Lenovo programsCommunications Utility Power Manager Lenovo SettingsLenovo Solution Center Password ManagerView Management Utility LocationsSystem Update Description Locating connectors on the rear of your computerFigure 2. Rear connector locations ConnectorDescription ConnectorFigure 3. Component locations Locating componentsFigure 4. System board part locations Locating parts on the system boardFigure 5. Drive bay locations Locating internal drivesFigure 6. Machine type and model label Machine type and model labelThe following is a sample of the machine type and model label 16 ThinkCentre M73 User Guide Where can I find help about the Windows operating system? Chapter 2. Using your computerFrequently asked questions Where are my recovery discs?Navigating on Windows Navigating on Windows Chapter 2. Using your computer20 ThinkCentre M73 User Guide 2. Click Settings 3. Click Control PanelUsing a fingerprint reader Using the keyboardUsing Windows shortcut keys About your computer audio Using the wheel mouseAdjusting audio Setting the volume from the desktopIn the Taskbar section, click Customize icons on the taskbar Setting the volume from Control PanelUsing CDs and DVDs 2. In the Sound section, click Adjust system volumeRecording a CD or DVD Handling and storing CD and DVD mediaPlaying a CD or DVD Page 26 ThinkCentre M73 User Guide Comfort Accessibility and comfortChapter 3. You and your computer Arranging your workspaceElectrical outlets and cable lengths Glare and lightingAir circulation Moving your computer to another country or region Voltage-selection switchRegistering your computer For power cord information and part numbers, go to Replacement power cordsChapter 4. Security Security featuresFigure 7. Installing a padlock Locking the computer coverFigure 8. Kensington-style cable lock Using passwordsBIOS passwords Attaching a Kensington-style cable lockProtecting data against viruses Windows passwordsConfiguring the fingerprint reader Using and understanding firewallsChapter 4. Security 36 ThinkCentre M73 User Guide Handling static-sensitive devices Chapter 5. Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the computer cover Removing and reinstalling the front bezelWhat to do next Figure 12. Pivoting the drive bay assembly upward Accessing the system board components and drivesFigure 13. Lowering the drive bay assembly Installing or replacing a memory module42 ThinkCentre M73 User Guide Figure 14. Removing a memory moduleFigure 15. Opening the retaining clips What to do next Installing or replacing a PCI Express cardFigure 16. Installing a memory module as shown to What to do next Replacing the batteryFigure 18. Installing a PCI Express card What to do next Replacing the hard disk driveFigure 19. Removing the old battery Figure 20. Installing a new batteryFigure 22. Removing the hard disk drive Figure 21. Pivoting the drive bay assemblyWhat to do next Replacing the solid-state driveFigure 23. Connecting a SATA hard disk drive Figure 24. Installing the hard disk driveFigure 25. Removing the solid-state drive from the storage converter Replacing the solid-state drive in the hard disk drive bay50 ThinkCentre M73 User Guide Figure 28. Removing the solid-state drive from the bracket Figure 27. Removing the solid-state drive bracket9. Slide the new solid-state drive into the solid-state drive bracket as shown until the four holes in the drive are aligned with the corresponding holes in the bracket. Then, install the four screws to secure the new solid-state drive to the bracket What to do next Installing or replacing the optical driveFigure 32. Removing the optical drive screws 7. Slightly press the drive bay assembly clip showninward and pivot the drive bay assembly downward as Figure 33. Lowering the drive bay assemblyFigure 34. Removing the optical drive Figure 35. Installing a new optical drive8. Slide the optical drive out of the front of the computer What to do next Replacing the heat sink and fan assemblyFigure 36. Installing the optical drive Figure 37. Connecting a SATA optical driveFigure 38. Removing the heat sink fan duct a. Partially remove screw b. Partially remove screw Hazardous moving parts. Keep fingers and other body parts away Replacing the power supply assemblyFigure 40. Installing the heat sink fan duct What to do next60 ThinkCentre M73 User Guide Figure 41. Removing the heat sink fan ductFigure 42. Removing the power supply assembly Note Use only screws provided by Lenovo What to do next Replacing the microprocessorFigure 44. Installing the heat sink fan duct 64 ThinkCentre M73 User Guide Figure 45. Accessing the microprocessorFigure 46. Removing the microprocessor What to do next Replacing the front audio and USB assemblyFigure 47. Installing the microprocessor What to do next Replacing the system fan assemblyFigure 48. Removing the front audio and USB assembly Figure 49. Removing the system fan assembly What to do next Replacing the WiFi unitsFigure 50. Installing the system fan assembly Figure 51. Disconnecting the Bluetooth cable Removing the WiFi adapter cardRemoving the WiFi card module Installing the WiFi units 72 ThinkCentre M73 User Guide Figure 56. Installing the WiFi card moduleFigure 57. Connecting the WiFi antenna cables What to do next Installing or removing the rear WiFi antennaInstalling the rear WiFi antenna What to do next Removing the rear WiFi antennaFigure 59. Installing the rear WiFi antenna Figure 60. Removing the rear WiFi antennaInstalling the front WiFi antenna Installing or removing the front WiFi antennaWhat to do next Removing the front WiFi antennaFigure 62. Installing the front WiFi antenna What to do next Replacing the keyboardFigure 63. Removing the front WiFi antenna What to do next Replacing the mouseFigure 64. Keyboard connectors Figure 65. Mouse connectorsFigure 66. Reinstalling the computer cover Completing the parts replacement80 ThinkCentre M73 User Guide Obtaining device driversCreating and using recovery media Chapter 6. Recovery informationRecovery information for the Windows 7 operating system Performing a backup operation Performing backup and recovery operationsCreating recovery media Using recovery media3. Click the Restore your system from a backup icon Using the Rescue and Recovery workspacePerforming a recovery operation Creating a rescue medium Creating and using a rescue mediumUsing a rescue medium Reinstalling preinstalled device drivers Reinstalling preinstalled applications and device driversReinstalling preinstalled applications 86 ThinkCentre M73 User Guide Reinstalling software programsReinstalling device drivers Solving recovery problemsRefreshing your computer Resetting your computer to the factory default settingsUsing the advanced startup options 88 ThinkCentre M73 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 setting94 ThinkCentre M73 User Guide Exiting from the Setup Utility programChapter 8. Updating system programs Using system programsUpdating flashing the BIOS from a disc 2. Click Download Drivers & Software 3. Click Use Quick Path Updating flashing the BIOS from your operating systemRecovering from a POST/BIOS update failure Updating your operating system Chapter 9. Preventing problemsKeeping your computer current Getting the latest device drivers for your computer“Basics” on page “Cleaning your computer” on page “Computer” on page Using System UpdateBasics Cleaning and maintenanceOptical mouse Cleaning your computerComputer KeyboardCleaning a glass-screen surface Good maintenance practicesMoving your computer Basic troubleshooting Chapter 10. Troubleshooting and diagnostics102 ThinkCentre M73 User Guide Troubleshooting procedureTroubleshooting No audio in Windows Audio problemsNo audio in DOS applications or games CD problemsSound comes from one external speaker only Black screen instead of DVD video DVD problemsA CD or DVD does not work 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 choppy1. Click Start Control Panel 2. Click Hardware and Sound Intermittent problemsKeyboard, mouse, or pointing device problems All or some keys on the keyboard do not workThe fingerprint reader does not work The wireless keyboard does not workThe mouse or pointing device does not work The pointer on the screen does not move smoothly with the mouseWrong characters appear on the screen Monitor problemsThe image is discolored Networking problemsThe image appears to be flickering 2. Click Hardware and Sound Ethernet problemsYour computer cannot connect to the network 1. Click Start Control Panel 2. Click Hardware and SoundThe adapter stops working for no apparent reason A wireless LAN problemThe Wake on LAN feature is not working An option that was just installed does not work Option problemsA wireless WAN problem Bluetooth problem1. Click Start Computer Performance and lockup problemsInsufficient free hard disk drive space 3. Click Disk Cleanup6. In the Programs and Features area, click the Clean up button Excessive number of fragmented files2. Click Programs 3. Click Turn Windows features on or off 3. Click Disk Cleanup 4. Click Clean up system filesInsufficient memory Printer problemsSerial port problems Software does not work as expected Software problemsWhen using a sort feature, dates do not sort in the correct order 118 ThinkCentre M73 User Guide USB problemsLenovo Solution Center 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 services122 ThinkCentre M73 User Guide Morrisville, NC U.S.A Attention Lenovo Director of Licensing Appendix A. NoticesLenovo United States, Inc 1009 Think Place - Building One Trademarks Electronic emissions notices Appendix B. Regulatory informationExport classification notice Television output noticeDeutschland Industry Canada Class B emission compliance statementGerman Class B compliance statement Deutschsprachiger EU Hinweis Keyboard and mouse compliance statement for Taiwan Eurasian compliance mark Additional regulatory informationLenovo product service information for Taiwan Japan VCCI Class B compliance statement128 ThinkCentre M73 User Guide Recycling information for Japan Appendix C. WEEE and recycling informationImportant WEEE information Declarações de Reciclagem no Brasil Battery recycling information for TaiwanBattery recycling information for the European Union Recycling information for BrazilAppendix C. WEEE and recycling information 132 ThinkCentre M73 User Guide China RoHS Turkish RoHS Appendix D. Restriction of Hazardous Substances Directive RoHSEuropean Union RoHS RoHS compliant as per E-Waste Management & Handling Rules Ukraine RoHS India RoHSCopyright Lenovo Appendix E. China Energy Label136 ThinkCentre M73 User Guide Appendix F. ENERGY STAR model information 138 ThinkCentre M73 User Guide Index Page flashing the BIOS 142 ThinkCentre M73 User Guide