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Lenovo E73Z, 10BL manual Perigo

Models: E73Z 10BL

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≥18 kg (37 lbs)

≥32 kg (70.5 lbs)

≥55 kg (121.2 lbs)

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PERIGO

A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa.

10ThinkCentre E73z Hardware Maintenance Manual

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Lenovo E73Z, 10BL manual Perigo

Contents

ThinkCentre E73z Hardware Maintenance Manual Second Edition January Copyright Lenovo 2013 Contents Appendix A. Notices 115 Important safety information About this manualThinkCentre E73z Hardware Maintenance Manual Electrical safety Safety informationGeneral safety ThinkCentre E73z Hardware Maintenance Manual Safety inspection guide Handling electrostatic discharge-sensitive devicesSafety notices multi-lingual translations Grounding requirementsTo Connect To Disconnect ≥18 kg 37 lbs ≥32 kg 70.5 lbs ≥55 kg 121.2 lbs Safety information Perigo Cuidado Para Conectar Para DesconectarPerigo 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 Achtung Arbeitsschutzrichtlinien beim Anheben der Maschine beachtenThinkCentre E73z Hardware Maintenance Manual Safety information Pericolo Per collegarsi Per scollegarsiPrestare attenzione nel sollevare lapparecchiatura ThinkCentre E73z Hardware Maintenance Manual Peligro No debe Adopte procedimientos seguros al levantar el equipo ThinkCentre E73z Hardware Maintenance Manual Lenovo programs SpecificationsGeneral information EnvironmentProgram Icon name Accessing Lenovo programs on the Windows 7 operating systemAccessing Lenovo programs from Control Panel Program Control Panel section Green text in Control PanelLenovo Support Web site ThinkCentre E73z Hardware Maintenance Manual Problem determination tips General checkoutThinkCentre E73z Hardware Maintenance Manual Symptom Action Troubleshooting and diagnosticsBasic troubleshooting Troubleshooting procedure Click Settings Click Control PanelSystem Protection System Restore TroubleshootingAudio problems No audio in Windows Sound comes from one external speaker onlyCD or DVD does not work CD problemsNo audio in DOS applications or games DVD movie will not play DVD problemsBlack screen instead of DVD video No audio or intermittent audio while playing DVD moviePlayback is very slow or choppy Intermittent problemsHard disk drive problems Invalid disc or no disc found messageKeyboard, mouse, or pointing device problems All or some keys on the keyboard do not workOptical mouse Mouse or pointing device does not workClick Hardware and Sound Click Devices and Printers Pointer on the screen does not move smoothly with the mouse Monitor problemsWireless keyboard does not work Fingerprint reader does not workWrong characters appear on the screen Image appears to be flickeringImage is discolored Networking problemsEthernet problems Your computer cannot connect to the networkAdapter stops working for no apparent reason Wake on LAN feature is not workingClick Start Control Panel Click Hardware and Sound Wireless WAN problem Option problemsWireless LAN problem Bluetooth problemAn option that previously worked does not work now Performance and lockup problemsAn option that was just installed does not work Insufficient free hard disk drive spaceClick Disk Cleanup Click Clean up system files Click Disk CleanupClick Programs Click Turn Windows features on or off Programs and Features area, click the Clean up buttonInsufficient memory Printer problemsSerial port problems Click Defragment Now, then click ContinueSoftware problems Software does not work as expectedUSB problems DiagnosticsLenovo Solution Center Viewing and changing settings Using the Setup Utility programStarting the Setup Utility program Using passwordsAdministrator password Password considerationsPower-on password Setting, changing, and deleting a passwordSelecting a startup device USB SetupEnabling or disabling a device Sata ControllerSelecting or changing the startup device sequence Exiting the Setup Utility programSelecting a temporary startup device Power supply problems Symptom-to-FRU IndexHard disk drive boot error Beep symptomsShort and 1 long beeps Dram memory error Post error codesBeep symptom FRU/Action Error code Post error message Description/ActionDisplay/Monitor Miscellaneous error conditionsMessage/Symptom FRU/Action First device network Second device hard diskUndetermined problems ThinkCentre E73z Hardware Maintenance Manual Front connector, control, and indicator locations LocationsLocating connectors on the rear of your computer Locating major FRUs and CRUsLocating 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 Replacing FRUs Removing and installing the computer standRemoving and reinstalling the frame stand Removing the frame stand Removing and installing the monitor stand Removing the monitor stand Removing and reinstalling the feet stand Removing the computer coverRemoving and installing the hard-disk-drive EMI shield Removing the feet standRemoving 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 Replacing the optical drive Removing the optical driveRemoving and reinstalling the system board shield Installing the optical driveReplacing the rear I/O assembly Removing the system board shieldRemoving the power cord connector Removing the power cord connector from the rear I/O assembly Removing the Vesa mount bracketReplacing the power supply Removing the Vesa mount bracketRemoving the two screws that secure the power supply Replacing the microprocessor fanRemoving 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 Installing the microprocessor Replacing the card readerReplacing the battery Removing the card readerRemoving the battery Replacing the converter boardInstalling or replacing a memory module Removing a memory module Installing a memory module Replacing the internal speakersReplacing the integrated camera Removing the internal speakersReplacing the system board Removing the integrated cameraThinkCentre 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 Completing the parts replacement Removing the Wi-Fi cardInstalling the computer cover ThinkCentre E73z Hardware Maintenance Manual Additional service information Updating flashing the Bios from a disc Click Download Drivers & Software Click Use Quick Path Updating flashing the Bios from your operating systemRecovering from a POST/BIOS update failure Automatic Power-on features Power managementAutomatic configuration and power interface Acpi Bios Click Hardware and Sound Power OptionsAppendix A. Notices 115Television output notice European conformance CE mark TrademarksIndex 117Rear connectors