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Lenovo 10AB000KUS manual Removing the cover presence switch

Models: 10AB000KUS

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5.Remove the screw that secures the cover presence switch and remove the cover presence switch from the chassis.

Figure 73. Removing the cover presence switch

Chapter 5. Installing or replacing hardware 87

Image 99

Lenovo 10AB000KUS manual Removing the cover presence switch

Contents

ThinkCentre M83, M93/p User Guide Second Edition January Copyright Lenovo 2013 Contents Recovery information 101 Appendix A. Notices 143 Iv ThinkCentre M83, M93/p User Guide Important safety information Service and upgradesStatic electricity prevention Extension cords and related devices Power cords and power adaptersPlugs and outlets External devicesHeat and product ventilation Operating environment Modem safety informationPower supply statement Cleaning and maintenanceLaser compliance statement ThinkCentre M83, M93/p User Guide Product overview FeaturesConnectivity System management featuresExpansion Input/Output I/O featuresPower supply Security featuresPreinstalled operating system Preinstalled software programsSpecifications Accessing Lenovo programs on the Windows 7 operating systemLenovo programs Program Icon name Accessing Lenovo programs from Control PanelFingerprint Software Lenovo Solution CenterAn introduction to Lenovo programs Communications UtilityLocations Front connector, control, and indicator locations Locating connectors on the rear of your computerThinkCentre M93/p rear connector locations Connector Description Component locations Locating componentsLocating parts on the system board ThinkCentre M93/p system board part locations ThinkCentre M83 system board part locations Drive bay locations Locating internal drivesMachine type and model label Machine type and model labelThinkCentre M83, M93/p User Guide Using your computer Frequently asked questionsWhere can I find help about the Windows operating system? Navigating on Windows Using your computer Click Settings Click Control Panel Using the keyboard Using Windows shortcut keysUsing a fingerprint reader Adding the volume icon to the taskbar Using the wheel mouseAdjusting audio Setting the volume from the desktopTaskbar section, click Customize icons on the taskbar Setting the volume from Control PanelUsing CDs and DVDs Sound section, click Adjust system volumeHandling and storing CD and DVD media Playing a CD or DVDRecording a CD or DVD Using your computer ThinkCentre M83, M93/p User Guide Comfort Accessibility and comfortYou and your computer Arranging your workspaceGlare and lighting Air circulationElectrical outlets and cable lengths Replacement power cords Registering your computerMoving your computer to another country or region ThinkCentre M83, M93/p User Guide Security Security featuresLocking the computer cover Locking the computer coverAttaching a Kensington-style cable lock Attaching a Kensington-style cable lockUsing passwords Bios passwordsAttaching a cable lock Protecting data against viruses Windows passwordsConfiguring the fingerprint reader Using and understanding firewallsThinkCentre M83, M93/p User Guide Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the computer cover Removing the computer cover Removing and reinstalling the front bezelWhat to do next Installing or replacing a PCI cardOpening the PCI card latch Removing a PCI card Installing a PCI card Installing or replacing a memory moduleUdimm Dimm Opening the retaining clips Installing or replacing the optical driveRemoving the optical drive Installing the optical drive Installing or replacing the card readerRemoving the card reader retainer Installing the card readerInstalling the card reader Removing the card reader Replacing the card readerInstalling or replacing the front USB assembly Installing the front USB assembly Installing the front USB assembly Removing the front USB assembly Replacing the front USB assemblyReplacing the battery Install a new battery Replacing the power supply assembly Removing the screws for the power supply assembly Replacing the heat sink and fan assemblyRemoving the heat sink and fan assembly Replacing the microprocessor Accessing the microprocessor Installing the mSATA solid-state drive Installing or replacing the mSATA solid-state driveInstalling or replacing hardware Replacing the mSATA solid-state drive Installing the mSATA solid-state driveRemoving the mSATA solid-state drive storage converter Removing the mSATA solid-state drive What to do next Removing the primary hard disk drive Replacing the primary hard disk driveInstalling the hard disk drive into the bracket Removing the secondary hard disk drive Replacing the secondary hard disk driveInstalling the secondary hard disk drive Installing the solid-state drive into the storage converter Installing the solid-state driveReplacing the front fan assembly Removing the front fan assembly Installing the front fan assembly Replacing the rear fan assemblyRemoving the rear fan assembly Installing the rear fan assembly Replacing the front audio and USB assemblyRemoving the front audio and USB assembly Installing the front audio and USB assembly Replacing the internal speaker Removing the old internal speaker Replacing the thermal sensor Installing a new internal speakerPull the entire thermal sensor out of the chassis Installing the new thermal sensor Replacing the cover presence switchRemoving the cover presence switch Installing the new cover presence switch Replacing the Wi-Fi unitsDisconnecting the Bluetooth cable Removing the Wi-Fi adapter cardOpening the PCI card latch Removing the Wi-Fi adapter card Removing the Wi-Fi card moduleRemoving the screws that secure the Wi-Fi card module Installing the Wi-Fi unitsInstalling the Wi-Fi card module Installing the Wi-Fi antenna cables Installing the rear Wi-Fi antenna Installing or removing the rear Wi-Fi antennaInstalling or removing the front Wi-Fi antenna Removing the rear Wi-Fi antennaInstalling the front Wi-Fi antenna Peeling off the paper that protects the stickers Replacing the keyboard or mouse Removing the front Wi-Fi antennaConnecting the USB keyboard or mouse Completing the parts replacementObtaining device drivers Reinstalling the computer cover101 Recovery informationRecovery information for the Windows 7 operating system Creating and using recovery mediaPerforming a backup operation Performing backup and recovery operationsCreating recovery media Using recovery mediaUsing the Rescue and Recovery workspace Performing a recovery operationClick 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 Reinstalling software programs Reinstalling device driversSolving recovery problems Resetting your computer to the factory default settings Using the advanced startup optionsRefreshing your computer ThinkCentre M83, M93/p User Guide 109 Using the Setup Utility programStarting the Setup Utility program Viewing and changing settingsHard Disk Password Password considerationsPower-On Password Administrator PasswordEnabling or disabling a device Erasing lost or forgotten passwords clearing CmosSelecting or changing the startup device sequence Enabling ErP compliance modeSelecting a startup device Selecting a temporary startup deviceICE performance mode DisabledICE thermal alert Exiting the Setup Utility program 115 Using system programsUpdating flashing the Bios from a disc Updating system programsUpdating flashing the Bios from your operating system Recovering from a POST/BIOS update failureClick Download Drivers & Software Click Use Quick Path Updating your operating system Preventing problemsKeeping your computer current Getting the latest device drivers for your computerBasics Using System UpdateOptical mouse Cleaning your computerComputer KeyboardGood maintenance practices Cleaning a glass-screen surfaceMoving your computer Troubleshooting and diagnostics Basic troubleshooting121 Troubleshooting procedure TroubleshootingSystem Protection System Restore No audio in Windows Audio problemsCD problems Sound comes from one external speaker onlyNo audio in DOS applications or games DVD problems CD or DVD does not workBlack 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 choppyIntermittent problems Keyboard, mouse, or pointing device problemsAll or some keys on the keyboard do not work Fingerprint reader does not work Wireless keyboard does not workMouse or pointing device does not work Pointer on the screen does not move smoothly with the mouseWrong characters appear on the screen Monitor problemsNetworking problems Image appears to be flickeringImage is discolored Ethernet problems Your computer cannot connect to the networkClick Start Control Panel Click Hardware and Sound Wireless LAN problem Wake on LAN feature is not workingAdapter stops working for no apparent reason An option that was just installed does not work Option problemsWireless WAN problem Bluetooth problemClick Start Computer Performance and lockup problemsClick Disk Cleanup Insufficient free hard disk drive spaceExcessive number of fragmented files Click Programs Click Turn Windows features on or offClick Disk Cleanup Click Clean up system files Programs and Features area, click the Clean up buttonPrinter problems Serial port problemsInsufficient memory Software does not work as expected Software problemsLenovo Solution Center USB problemsGetting information, help, and service Lenovo Support Web site Help and serviceUsing the documentation and diagnostic program Calling for servicePurchasing additional services Using other servicesThinkCentre M83, M93/p User Guide 143 Appendix A. NoticesTrademarks Federal Communications Commission Declaration of Conformity Appendix B. Regulatory informationExport classification notice Electronic emissions noticesThinkCentre M83, M93/p User Guide Eurasian compliance mark Additional regulatory information ThinkCentre M83, M93/p User Guide 149 Appendix C. Weee and recycling informationImportant Weee information Recycling information for JapanRecycling information for Brazil Appendix C. Weee and recycling information ThinkCentre M83, M93/p User Guide European Union RoHS China RoHS Turkish RoHS153 Ukraine RoHS India RoHS 155 Appendix E. China Energy LabelThinkCentre M83, M93/p User Guide 157 Appendix F. Energy Star model informationThinkCentre M83, M93/p User Guide 159 Index103 161 ThinkCentre M83, M93/p User Guide