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Lenovo M73 Slightly press the drive bay assembly clip shown, Removing the optical drive screws

Models: M73

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Figure 32. Removing the optical drive screws

6. Hold the optical drive and remove the two screws that secure the optical drive.

Figure 32. Removing the optical drive screws

7.Slightly press the drive bay assembly clip shown.

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inward and pivot the drive bay assembly downward as

Figure 33. Lowering the drive bay assembly

54ThinkCentre M73 User Guide

Image 66

Lenovo M73 manual Slightly press the drive bay assembly clip shown, inward and pivot the drive bay assembly downward as

Contents

ThinkCentre M73 User Guide Machine Types 10B4, 10B5, 10B6, and 10B7Second Edition November Copyright Lenovo Chapter 2. Using your computer ContentsImportant safety information Chapter 5. Installing or replacingChapter 6. Recovery information Appendix A. Notices iv ThinkCentre M73 User Guide Static electricity prevention Important safety informationService and upgrades 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 environmentLaser compliance statement Power supply statementCleaning and maintenance DANGERx ThinkCentre M73 User Guide Microprocessor FeaturesChapter 1. Product overview MemorySystem management features ConnectivitySecurity features Input/Output I/O featuresPower supply Preinstalled software programsPreinstalled operating system Specifications Accessing Lenovo programs on the Windows 7 operating systemLenovo programs Table 1. Programs in the Lenovo ThinkVantage Tools program Accessing Lenovo programs from the Lenovo ThinkVantage Tools programAccessing Lenovo programs from Control Panel Table 2. Programs in Control PanelAn introduction to Lenovo programs Communications UtilityFingerprint Software Password Manager Lenovo SettingsLenovo Solution Center Power ManagerLocations System UpdateView Management Utility Connector Locating connectors on the rear of your computerFigure 2. Rear connector locations DescriptionConnector DescriptionLocating components Figure 3. Component locationsLocating parts on the system board Figure 4. System board part locationsLocating internal drives Figure 5. Drive bay locationsMachine type and model label The following is a sample of the machine type and model labelFigure 6. Machine type and model label 16 ThinkCentre M73 User Guide Where are my recovery discs? Chapter 2. Using your computerFrequently asked questions Where can I find help about the Windows operating system?Navigating on Windows Chapter 2. Using your computer Navigating on Windows2. Click Settings 3. Click Control Panel 20 ThinkCentre M73 User GuideUsing the keyboard Using Windows shortcut keysUsing a fingerprint reader Setting the volume from the desktop Using the wheel mouseAdjusting audio About your computer audio2. In the Sound section, click Adjust system volume Setting the volume from Control PanelUsing CDs and DVDs In the Taskbar section, click Customize icons on the taskbarHandling and storing CD and DVD media Playing a CD or DVDRecording a CD or DVD Page 26 ThinkCentre M73 User Guide Arranging your workspace Accessibility and comfortChapter 3. You and your computer 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 7. Installing a padlockAttaching a Kensington-style cable lock Using passwordsBIOS passwords Figure 8. Kensington-style cable lockUsing and understanding firewalls Windows passwordsConfiguring the fingerprint reader Protecting data against virusesChapter 4. Security 36 ThinkCentre M73 User Guide Installing external options Chapter 5. Installing or replacing hardwareInstalling or replacing hardware Handling static-sensitive devicesRemoving and reinstalling the front bezel Removing the computer coverWhat to do next Accessing the system board components and drives Figure 12. Pivoting the drive bay assembly upwardInstalling or replacing a memory module Figure 13. Lowering the drive bay assemblyFigure 14. Removing a memory module Figure 15. Opening the retaining clips42 ThinkCentre M73 User Guide Installing or replacing a PCI Express card Figure 16. Installing a memory moduleWhat to do next as shown to Replacing the battery Figure 18. Installing a PCI Express cardWhat to do next Figure 20. Installing a new battery Replacing the hard disk driveFigure 19. Removing the old battery What to do nextFigure 21. Pivoting the drive bay assembly Figure 22. Removing the hard disk driveFigure 24. Installing the hard disk drive Replacing the solid-state driveFigure 23. Connecting a SATA hard disk drive What to do nextReplacing the solid-state drive in the hard disk drive bay Figure 25. Removing the solid-state drive from the storage converter50 ThinkCentre M73 User Guide Figure 27. Removing the solid-state drive bracket Figure 28. Removing the solid-state drive from the 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 Installing or replacing the optical drive What to do nextFigure 33. Lowering the drive bay assembly 7. Slightly press the drive bay assembly clip showninward and pivot the drive bay assembly downward as Figure 32. Removing the optical drive screwsFigure 35. Installing a new optical drive 8. Slide the optical drive out of the front of the computerFigure 34. Removing the optical drive Figure 37. Connecting a SATA optical drive Replacing the heat sink and fan assemblyFigure 36. Installing the optical drive What to do nextFigure 38. Removing the heat sink fan duct a. Partially remove screw b. Partially remove screw What to do next Replacing the power supply assemblyFigure 40. Installing the heat sink fan duct Hazardous moving parts. Keep fingers and other body parts awayFigure 41. Removing the heat sink fan duct 60 ThinkCentre M73 User GuideFigure 42. Removing the power supply assembly Note Use only screws provided by Lenovo Replacing the microprocessor Figure 44. Installing the heat sink fan ductWhat to do next Figure 45. Accessing the microprocessor Figure 46. Removing the microprocessor64 ThinkCentre M73 User Guide Replacing the front audio and USB assembly Figure 47. Installing the microprocessorWhat to do next Replacing the system fan assembly Figure 48. Removing the front audio and USB assemblyWhat to do next Figure 49. Removing the system fan assembly Replacing the WiFi units Figure 50. Installing the system fan assemblyWhat to do next Removing the WiFi adapter card Figure 51. Disconnecting the Bluetooth cableRemoving the WiFi card module Installing the WiFi units Figure 56. Installing the WiFi card module Figure 57. Connecting the WiFi antenna cables72 ThinkCentre M73 User Guide Installing or removing the rear WiFi antenna Installing the rear WiFi antennaWhat to do next Figure 60. Removing the rear WiFi antenna Removing the rear WiFi antennaFigure 59. Installing the rear WiFi antenna What to do nextInstalling or removing the front WiFi antenna Installing the front WiFi antennaRemoving the front WiFi antenna Figure 62. Installing the front WiFi antennaWhat to do next Replacing the keyboard Figure 63. Removing the front WiFi antennaWhat to do next Figure 65. Mouse connectors Replacing the mouseFigure 64. Keyboard connectors What to do nextCompleting the parts replacement Figure 66. Reinstalling the computer coverObtaining device drivers 80 ThinkCentre M73 User GuideChapter 6. Recovery information Recovery information for the Windows 7 operating systemCreating and using recovery media Using recovery media Performing backup and recovery operationsCreating 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 Solving recovery problems Reinstalling software programsReinstalling device drivers 86 ThinkCentre M73 User GuideResetting your computer to the factory default settings Using the advanced startup optionsRefreshing your computer 88 ThinkCentre M73 User Guide Viewing and changing settings Chapter 7. Using the Setup Utility programStarting the Setup Utility program Using passwordsAdministrator Password Password considerationsPower-On Password Hard Disk PasswordUSB Setup Erasing lost or forgotten passwords clearing CMOSEnabling or disabling a device SATA ControllerSelecting a temporary startup device Enabling ErP compliance modeSelecting a startup device Selecting or changing the startup device sequenceBetter Acoustic Performance default setting ICE performance modeICE thermal alert DisabledExiting from the Setup Utility program 94 ThinkCentre M73 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 Getting the latest device drivers for your computer Chapter 9. Preventing problemsKeeping your computer current Updating your operating systemCleaning and maintenance Using System UpdateBasics “Basics” on page “Cleaning your computer” on page “Computer” on pageKeyboard Cleaning your computerComputer Optical mouseGood maintenance practices Moving your computerCleaning a glass-screen surface Chapter 10. Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure Troubleshooting102 ThinkCentre M73 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 Playback is very slow or choppy DVD movie will not playNo audio or intermittent audio while playing DVD movie Invalid disc or no disc found messageAll or some keys on the keyboard do not work Intermittent problemsKeyboard, mouse, or pointing device problems 1. Click Start Control Panel 2. Click Hardware and SoundThe pointer on the screen does not move smoothly with the mouse The wireless keyboard does not workThe mouse or pointing device does not work The fingerprint reader does not workMonitor problems Wrong characters appear on the screenNetworking problems The image appears to be flickeringThe image is discolored 1. Click Start Control Panel 2. Click Hardware and Sound Ethernet problemsYour computer cannot connect to the network 2. Click Hardware and SoundA wireless LAN problem The Wake on LAN feature is not workingThe adapter stops working for no apparent reason Bluetooth problem Option problemsA wireless WAN problem An option that was just installed does not work3. Click Disk Cleanup Performance and lockup problemsInsufficient free hard disk drive space 1. Click Start Computer3. Click Disk Cleanup 4. Click Clean up system files Excessive number of fragmented files2. Click Programs 3. Click Turn Windows features on or off 6. In the Programs and Features area, click the Clean up buttonPrinter problems Serial port problemsInsufficient memory Software problems When using a sort feature, dates do not sort in the correct orderSoftware does not work as expected USB problems Lenovo Solution Center118 ThinkCentre M73 User Guide Information resources Chapter 11. Getting information, help, and serviceSafety and Warranty Lenovo ThinkVantage ToolsCalling for service Help and serviceUsing the documentation and diagnostic program Lenovo Support Web siteUsing other services Purchasing additional services122 ThinkCentre M73 User Guide Appendix A. Notices Lenovo United States, Inc 1009 Think Place - Building OneMorrisville, NC U.S.A Attention Lenovo Director of Licensing Trademarks Television output notice Appendix B. Regulatory informationExport classification notice Electronic emissions noticesIndustry Canada Class B emission compliance statement German Class B compliance statement Deutschsprachiger EU HinweisDeutschland Japan VCCI Class B compliance statement Eurasian compliance mark Additional regulatory informationLenovo product service information for Taiwan Keyboard and mouse compliance statement for Taiwan128 ThinkCentre M73 User Guide Appendix C. WEEE and recycling information Important WEEE informationRecycling information for Japan Recycling information for Brazil Battery recycling information for TaiwanBattery recycling information for the European Union Declarações de Reciclagem no BrasilAppendix C. WEEE and recycling information 132 ThinkCentre M73 User Guide Appendix D. Restriction of Hazardous Substances Directive RoHS European Union RoHSChina RoHS Turkish RoHS Ukraine RoHS India RoHS RoHS compliant as per E-Waste Management & Handling RulesAppendix E. China Energy Label Copyright Lenovo136 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