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Lenovo 10BL, E73Z manual Safety information

Models: E73Z 10BL

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Lenovo 10BL, E73Z manual Safety information

Contents

ThinkCentre E73z Hardware Maintenance Manual Second Edition January Copyright Lenovo 2013 Contents Appendix A. Notices 115 About this manual Important safety informationThinkCentre E73z Hardware Maintenance Manual General safety Safety informationElectrical safety ThinkCentre E73z Hardware Maintenance Manual Handling electrostatic discharge-sensitive devices Safety inspection guideGrounding requirements Safety notices multi-lingual translationsTo Connect To Disconnect ≥18 kg 37 lbs ≥32 kg 70.5 lbs ≥55 kg 121.2 lbs Safety information Perigo Para Conectar Para Desconectar CuidadoPerigo Safety information ThinkCentre E73z Hardware Maintenance Manual Safety information Connexion Déconnexion ≥18 kg 37 lbs ≥32 kg 70.5 lbs ≥55 kg 121.2 lbs Vorsicht Arbeitsschutzrichtlinien beim Anheben der Maschine beachten AchtungThinkCentre E73z Hardware Maintenance Manual Safety information Per collegarsi Per scollegarsi PericoloPrestare attenzione nel sollevare lapparecchiatura ThinkCentre E73z Hardware Maintenance Manual Peligro No debe Adopte procedimientos seguros al levantar el equipo ThinkCentre E73z Hardware Maintenance Manual General information SpecificationsLenovo programs EnvironmentAccessing Lenovo programs from Control Panel Accessing Lenovo programs on the Windows 7 operating systemProgram Icon name Program Control Panel section Green text in Control PanelLenovo Support Web site ThinkCentre E73z Hardware Maintenance Manual General checkout Problem determination tipsThinkCentre E73z Hardware Maintenance Manual Basic troubleshooting Troubleshooting and diagnosticsSymptom Action Click Settings Click Control Panel Troubleshooting procedureAudio problems TroubleshootingSystem Protection System Restore Sound comes from one external speaker only No audio in WindowsNo audio in DOS applications or games CD problemsCD or DVD does not work Black screen instead of DVD video DVD problemsDVD movie will not play No audio or intermittent audio while playing DVD movieHard disk drive problems Intermittent problemsPlayback is very slow or choppy Invalid disc or no disc found messageAll or some keys on the keyboard do not work Keyboard, mouse, or pointing device problemsClick Hardware and Sound Click Devices and Printers Mouse or pointing device does not workOptical mouse Wireless keyboard does not work Monitor problemsPointer on the screen does not move smoothly with the mouse Fingerprint reader does not workImage appears to be flickering Wrong characters appear on the screenEthernet problems Networking problemsImage is discolored Your computer cannot connect to the networkClick Start Control Panel Click Hardware and Sound Wake on LAN feature is not workingAdapter stops working for no apparent reason Wireless LAN problem Option problemsWireless WAN problem Bluetooth problemAn option that was just installed does not work Performance and lockup problemsAn option that previously worked does not work now Insufficient free hard disk drive spaceClick Programs Click Turn Windows features on or off Click Disk CleanupClick Disk Cleanup Click Clean up system files Programs and Features area, click the Clean up buttonSerial port problems Printer problemsInsufficient memory Click Defragment Now, then click ContinueSoftware does not work as expected Software problemsDiagnostics USB problemsLenovo Solution Center Starting the Setup Utility program Using the Setup Utility programViewing and changing settings Using passwordsPower-on password Password considerationsAdministrator password Setting, changing, and deleting a passwordEnabling or disabling a device USB SetupSelecting a startup device Sata ControllerSelecting a temporary startup device Exiting the Setup Utility programSelecting or changing the startup device sequence Hard disk drive boot error Symptom-to-FRU IndexPower supply problems Beep symptomsBeep symptom FRU/Action Post error codesShort and 1 long beeps Dram memory error Error code Post error message Description/ActionMessage/Symptom FRU/Action Miscellaneous error conditionsDisplay/Monitor Second device hard disk First device networkUndetermined problems ThinkCentre E73z Hardware Maintenance Manual Locations Front connector, control, and indicator locationsLocating major FRUs and CRUs Locating connectors on the rear of your computerLocating major FRUs and CRUs Number FRU description Self-service CRU Optional-service CRU Locations of the parts and connectors on the system board ThinkCentre E73z Hardware Maintenance Manual Removing and reinstalling the frame stand Removing and installing the computer standReplacing FRUs Removing the frame stand Removing and installing the monitor stand Removing the monitor stand Removing the computer cover Removing and reinstalling the feet standRemoving the feet stand Removing and installing the hard-disk-drive EMI shieldRemoving the hard-disk-drive EMI shield Installing the hard-disk-drive EMI shield Removing the hard disk drive from the bracket What to do next Removing the hard disk drive from the bracket Removing the optical drive Replacing the optical driveInstalling the optical drive Removing and reinstalling the system board shieldRemoving the system board shield Replacing the rear I/O assemblyRemoving the power cord connector Removing the Vesa mount bracket Removing the power cord connector from the rear I/O assemblyRemoving the Vesa mount bracket Replacing the power supplyReplacing the microprocessor fan Removing the two screws that secure the power supplyRemoving the microprocessor fan Replacing the heat sink assembly Replacing the microprocessor Opening the retainer to access the microprocessor Noting the orientation of the microprocessor in the socket Replacing the card reader Installing the microprocessorRemoving the card reader Replacing the batteryReplacing the converter board Removing the batteryInstalling or replacing a memory module Removing a memory module Replacing the internal speakers Installing a memory moduleRemoving the internal speakers Replacing the integrated cameraRemoving the integrated camera Replacing the system boardThinkCentre E73z Hardware Maintenance Manual Replacing the LCD panel Removing the foot stands Removing the four screws that secure the LCD panel Reconnecting the LCD panel cable to the system board Replacing the Wi-Fi card Removing the Wi-Fi card Completing the parts replacementInstalling the computer cover ThinkCentre E73z Hardware Maintenance Manual Additional service information Updating flashing the Bios from a disc Recovering from a POST/BIOS update failure Updating flashing the Bios from your operating systemClick Download Drivers & Software Click Use Quick Path Automatic configuration and power interface Acpi Bios Power managementAutomatic Power-on features Click Hardware and Sound Power Options115 Appendix A. NoticesEuropean conformance CE mark Trademarks Television output notice117 IndexRear connectors