Lenovo ThinkCentre M81 Hardware Maintenance Manual

Lenovo ThinkCentre M81 Manual

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  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 1
    ThinkCentre Hardware Maintenance Manual Machine Types: 0267, 0268, 0385, 1730, 1981, 1943, 4166, 4167, 4169, 5025, 5030, 5032, 5048, 5049, 5069, 5070, 7517, and 7518
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 2
    it supports, be sure to read and understand Chapter 2 "Safety information" on page 3 and Appendix A "Notices" on page 369. Third Edition (Februray 2012) © Copyright Lenovo 2011, 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 3
    , 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517. . . . . . 35 For machine types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518. . . . . . 35 Chapter 4. General checkout . . . . . 37 Problem determination tips 37 Chapter 5. Diagnostic programs . . . 39 Lenovo ThinkVantage Toolbox 39
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 4
    . . . 160 Chapter 10. FRU lists 163 Overall: MT 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518 163 Mechanical FRUs 178 Keyboard and Mouse 185 Adapters and miscellaneous FRUs 228 Power Cords 232 Recovery discs 241 ii ThinkCentre Hardware Maintenance Manual Windows 7 Home Premium 32
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 5
    Advanced Configuration and Power Interface (ACPI) BIOS 367 Automatic Power-On features 367 Appendix A. Notices 369 Television output notice 370 European conformance CE mark 370 Trademarks 370 Index 371 © Copyright Lenovo 2011, 2012 iii
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    iv ThinkCentre Hardware Maintenance Manual
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    "Additional service information" chapter apply to all ThinkCentre computers. This manual includes a complete FRU part number list for each machine type listed on the front cover. If you have internet access, the FRU part numbers are also available at: http://www.lenovo.com/support Important safety
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    to be ready to support Lenovo's requirements and schedule in the EU. Products sold in 2005 will contain some RoHS compliant FRUs. The following statement pertains to these products and any product Lenovo produces containing RoHS compliant parts. RoHS compliant ThinkCentre parts have unique FRU
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    servicing a computer. ensure that other service representatives and the customer from all personnel, while you are servicing the machine. • Keep your tool . • After service, reinstall all power cords, telecommunication systems, networks, and modems before you open the centre covers, unless instructed
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    power, if necessary. - Use only one hand when working with powered instructions service the following parts with the power on when they are removed from their normal operating places in a machine: - Power supply power. - Send another person to get medical aid. 4 ThinkCentre Hardware Maintenance Manual
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    The guide consists of a series of steps presented in a checklist. Begin the checks with the power off, and the power cord disconnected. Checklist: 1. Check exterior covers for damage (loose, broken, or sharp edges). 2. Power-off the computer. Disconnect the power cord. 3. Check the power cord
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    power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Handling electrostatic discharge-sensitive devices Any computer below, to provide protection that meets the specific service requirement. Note: The use of a grounding 6 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 13
    use one hand only to connect or disconnect signal cables. • Never turn on any equipment when there is evidence of fire, water, or structural damage. • Disconnect the attached power cords, telecommunications systems, networks, and modems before you open the device covers, unless instructed otherwise
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    on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. 2 1 8 ThinkCentre Hardware Maintenance Manual
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    Chapter 2. Safety information 9
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 16
    ≥18 kg (37 lb) ≥32 kg (70.5 lb) 10 ThinkCentre Hardware Maintenance Manual ≥55 kg (121.2 lb)
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 17
    2 1 PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. Para evitar risco de choque elétrico: • Não conecte nem desconecte nenhum cabo ou execute instalação, manutenção ou reconfiguração deste produto durante uma tempestade com raios. •
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 18
    exposição direta ao feixe. ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) CUIDADO: Utilize procedimentos de segurança para levantar equipamentos. 12 ThinkCentre Hardware Maintenance Manual
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    CUIDADO: O botão de controle de alimentação do dispositivo e o botão para ligar/desligar da fonte de alimentação não desligam a corrente elétrica fornecida ao dispositivo. O dispositivo também pode ter mais de um cabo de alimentação. Para remover toda a corrente elétrica do dispositivo, assegure que
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    14 ThinkCentre Hardware Maintenance Manual
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    2 1 Chapter 2. Safety information 15
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    2 1 16 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 23
    , que vous déplacez, ou que vous manipulez le présent produit ou des périphériques qui lui sont raccordés, reportez-vous aux instructions ci-dessous pour connecter et déconnecter les différents cordons. Connexion Déconnexion 1. Mettez les unités HORS TENSION. 1. Mettez les unités HORS TENSION
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 24
    lithium usagée par une pile de référence identique exclusivement, (référence 45C1566), ou suivre les instructions du fabricant qui en définit les équivalences. Si votre système est doté d'un le faisceau ou del'observer à l'aide d'instruments optiques. 18 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 25
    ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) ATTENTION: Soulevez la machine avec précaution. ATTENTION: L'interrupteur de contrôle d'alimentation de l'unité et l'interrupteur dubloc d'alimentation ne coupent pas le courant électrique alimentantl'unité. En outre, le système peut être équipé
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 26
    . • Zum Installieren, Transportieren und Öffnen der Abdeckungen des Computers oder der angeschlossenen Einheiten die Kabel gemäß der folgenden Tabelle anschlie • reparieren oder zerlegen. Die örtlichen Bestimmungen für die Entsorgung von Sondermüll beachten. 20 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 27
    ACHTUNG: Bei der Installation von Lasergeräten (wie CD-ROM-Laufwerken, DVD- aufwerken, Einheiten mit Lichtwellenleitertechnik oder Sendern) Folgendes beachten: • Die Abdeckungen nicht entfernen. Durch Entfernen der Abdeckungen des Lasergeräts können gefährliche Laserstrahlungen freigesetzt werden.
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    22 ThinkCentre Hardware Maintenance Manual
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    2 1 Chapter 2. Safety information 23
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 30
    l'unità. Per scollegarsi 1. SPEGNERE le apparecchiature. 2. Innanzitutto, rimuovere i cavi di alimentazione dalla presa. 3. Rimuovere i cavi di segnale dai connettori. 4. Rimuovere tutti i cavi dalle unità. 24 ThinkCentre Hardware Maintenance Manual
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    vi sono parti su cui effettuare l'assistenza tecnica. • L'utilizzo di controlli, regolazioni o l'esecuzione di procedure non descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose. PERICOLO Alcune unità laser contengono un diodo laser di Classe 3A o Classe 3B. Tener
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    l'unità disponga di più cavi di alimentazione. Per disattivare l'alimentazione dall'unità, accertarsi che tutti i cavi di alimentazione siano scollegati dalla fonte di alimentazione. 2 1 26 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 33
    Chapter 2. Safety information 27
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 34
    2 1 28 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 35
    PELIGRO La corriente eléctrica procedente de cables de alimentación, teléfonos y cables de comunicación puede ser peligrosa. Para evitar el riesgo de descarga eléctrica: • No conecte ni desconecte los cables ni realice ninguna tarea de instalación, mantenimiento o reconfiguración de este producto
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 36
    directamente al rayo láser. ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) PRECAUCIÓN: Adopte procedimientos seguros al levantar el equipo. 30 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 37
    PRECAUCIÓN: El botón de control de alimentación del dispositivo y el interruptor de alimentación de la fuente de alimentación no desconectan la corriente eléctrica suministrada al dispositivo. Además, el dispositivo podría tener más de un cable de alimentación. Para suprimir toda la corriente elé
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 38
    32 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 39
    all machine types supported by this manual. Lenovo Welcome The Lenovo Welcome program introduces some innovative built-in features of Lenovo to you and guides you through some important setup tasks to help you make the most of your computer. Lenovo ThinkVantage Tools The Lenovo ThinkVantage® Tools
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    (CRU) installation or replacement instructions • Downloads and drivers • Parts information • Publications • Troubleshooting information • Links to other useful sources of information Specifications This section lists the physical specifications for your computer. 34 ThinkCentre Hardware Maintenance
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 41
    For machine types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518. Dimensions Width: 338 mm (13.31 inches) Height: 99.7 mm (3.93 inches) Depth: 385.4 mm (15.17 inches) Weight Maximum configuration as shipped: 7.5 kg (16.53 lb) Environment • Air temperature: Operating: 10°C to 35°C (50°F to
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 42
    m) Non-operating: -50 to 35 000 ft (-15.2 to 10 668 m) Electrical input • Input voltage: - Low range: Minimum: 100 V ac Maximum: 127 V ac Input frequency range: 50 to 60 Hz - High range: Minimum: 200 V ac Maximum: 240 V ac Input frequency range: 50 to 60 Hz 36 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 43
    following information to assist you in problem determination. If possible, have this information available when requesting assistance from Service Support and Engineering functions. • Machine type and model • Processor or hard disk drive upgrades • Failure symptom - Do diagnostics indicate a failure
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    identical only if they: 1. Are the exact machine type and models 2. Have the same BIOS level 3. Have the same adapters/attachments in the same locations 4. Have the same address jumpers "working and non-working" systems will often lead to problem resolution. 38 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 45
    computer problems, create bootable diagnostic media, update system drivers, and view system information. • To run the Lenovo ThinkVantage Toolbox program on the Windows 7 operating system, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ System Health and Diagnostics. Follow the instructions
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 46
    when you speak to a Lenovo technical support representative. PC-Doctor for DOS You can also download the latest version of the PC-Doctor for DOS diagnostic program from http://www.lenovo.com/support. The PC-Doctor for DOS diagnostic program runs independently of the Windows operating system. Use the
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 47
    computer. - The diagnostic error code is recorded correctly. • Text: Description of the error. Note: See "Diagnostic error codes" on page 49 for error code listings. Quick and Full erase - hard disk drive The diagnostics program offers two hard disk drive format utilities: • Quick Erase Hard Drive
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 48
    Hard Drive or Full Erase Hard Drive utility, do the following: 1. 1. Select the UTILITY option on the toolbar and press Enter. 2. Select either the QUICK ERASE or FULL ERASE HARD DISK option and follow the instructions diskette or press F2 to print the file. 42 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 49
    hard disk drive has been removed from your computer or the memory module size has decreased, an error message will be displayed when you start the computer and you will be prompted to do one the instructions on the screen. You can use either the keyboard or the mouse to navigate through BIOS menu
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 50
    Utility program main menu, select Security. 3. Depending on the password type, select Set Power-On Password, Set Administrator Password, or Hard Disk Password. 4. Follow the instructions on the right side of the screen to set, change, or delete a password. 44 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 51
    , 4166, 4169, 5030, 5048, 5069, and 7517, see "Completing the parts replacement" on page 113. For machine types 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518, see "Completing the parts replacement" on page 160.. 7. Turn on the computer and leave it on for approximately 10 seconds. Then
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 52
    program main menu, select Power ➙ Enhanced Power Saving Mode, and press Enter. 4. Select Enabled and press Enter. 5. From the Power menu, select Automatic Power On and press Enter. 6. Select Wake on Lan and press Enter. 7. Select Disabled and press Enter. 46 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 53
    instructions on the screen. 4. Press F10 to save changes and exit the Setup Utility program. Press Enter when prompted to confirm the exit. • Enabling the after power loss feature The after power loss feature enables your computer to wake up when the power supply times. Do one of the following
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 54
    • If you do not want to save the settings, select Exit ➙ Discard Changes and Exit. • If you want to return to the default settings, press F9 to load the default settings. 48 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 55
    needed when servicing a computer. If you are unable to correct the problem using this index, go to "Undetermined problems" on page hard disk drive. 2. Using the operating systems program, format the hard disk drive. Replace the hard disk drive. Power supply problems If you suspect a power problem
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 56
    2. Adapter card 3. System board 1. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 365. 2. System board Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log file 50 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 57
    6 "Using the Setup Utility program" on page 43 2. Flash the system and retest. See "Updating (flashing) the BIOS from a disc" on page 365 3. Go to "Undetermined problems" on page 71 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test 3. Replace component under function test
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 58
    Adapter card 2. System board 1. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 365 2. System board 1. Power-off/on system and re-test 2. System board 1. Power-off/ Device on IRQ4 2. System board 1. Device on IRQ5 2. System board 52 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 59
    1. Device on IRQ13 2. System board 1. Hard disk drive cable 2. Hard disk drive 3. System board 1. Device on IRQ15 2. System board System board 1. Run Setup and re-test 2. System board 1. CMOS battery 2. System board 1. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 365
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    unknown FRU/Action 1. Video Ram 2. Video card, if installed 3. System board 1. Video card, if installed 2. System board 1. Video card, if installed 2. System board 1. Run Setup 2. Video drivers update 3. Video card, if installed 4. System board 1. Video cable 2. Monitor 3. Video card, if installed
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    XXX 011-04X-XXX Serial port failure 011-195-XXX Serial port Test aborted by user FRU/Action 1. Video card, if installed 2. System board No action 1. Diskette drive Cable 2. Diskette drive 3. System board Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 62
    Setup, enable port 2. Flash the system. See "Updating (flashing) the BIOS from a disc" on page 365 3. System board System board Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log file 56 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 63
    port failure 015-000-XXX USB port Interface Test Passed 015-001-XXX USB port Presence 015-002-XXX USB port Timeout 015-015-XXX USB port External Loopback failure 015-027-XXX USB port Configuration/Setup error 015-032-XXX USB port "Updating (flashing) the BIOS from a disc" on page 365 3. Run memory
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 64
    problems" on page 71 018-199-XXX PCI Card test failed, cause unknown 1. Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Replace component under function test 58 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 65
    Go to "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Replace component under function test 1. PCI card 2. Riser card, if installed 3. System board No action 1. IDE signal cable 2. Check power supply voltages 3. Reseat
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 66
    . See "Updating (flashing) the BIOS from a disc" on page 365 3. SCSI device 4. SCSI adapter card, if installed 5. System board 1. SCSI signal cable 2. Check power supply 3. SCSI device 4. SCSI adapter card, if installed 5. System board Information only Re-start the test, if necessary 60 ThinkCentre
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 67
    -XXX Audio port Interface Test Passed FRU/Action 1. Press F3 to review the log problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Replace component under function test No action 1. RAID signal cable 2. RAID device 3. RAID adapter card
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 68
    test 1. Speakers 2. Audio card, if installed 3. System board No action 1. Remove the game port device and re-test the system Information only Re-start the test, if necessary 1. Press F3 to review the log file 2. Re-start the test to reset the log file 62 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 69
    43 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Go to "Undetermined problems" on page 71 1. See "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Replace component under
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 70
    , make sure it is connected and/or enabled. See Chapter 6 "Using the Setup Utility program" on page 43 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Go to "Undetermined problems" on page 71 64 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 71
    Intrusion 201-000-XXX System Memory Test Passed FRU/Action 1. See "Undetermined problems" on page 71 2. Flash the system and re-test. See "Updating (flashing) the BIOS from a disc" on page 365 3. Replace component under function test 1. Power supply 2. System board 1. Voltage Regulator Module
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    No action 1. Hard Disk Drive Cable 2. Check power supply voltages 3. Reseat the hard disk drive cable 4. Hard Disk drive (IDE) 5. System board 1. Hard Disk Drive Cable 2. Check power supply voltages 3. Reseat the hard disk drive cable 4. Hard Disk drive (SCSI) 5. SCSI adapter card 6. System board
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 73
    short beeps Monitor or video adapter card error 1 long and 9 short beeps BIOS ROM error Continuous long beeps DRAM memory error BIOS update failure" on page 366. Perform the following actions in order. 1. Make sure the monitor is properly connected to the computer. 2. Replace the video adapter card
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 74
    series of tests is called the Power-On Self-Test, or POST. POST does the following operations. • Checks some basic system-board operations • Checks the memory operation • Starts the video operation • Verifies that the boot drive is working If the POST detects a problem, an error message appears on
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 75
    /Symptom FRU/Action Changing display colors Display/Monitor Computer will not power-off. See "Hard disk drive boot error" on page 49. 1. Power Switch 2. System Board 3. Riser card, if installed Computer will not RPL from server 1. Ensure that network is in startup sequence as first device
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 76
    Drive 3. Diskette Drive Cable 4. System Board 5. Power Supply RPL computer cannot access programs from its own hard 1. If network administrator is using LCCM Hybrid RPL, disk. check startup sequence: a. First device - network b. Second device - hard disk 2. Hard disk drive RPL computer
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    following components (if installed) one at a time. a. External devices (modem, printer, or mouse) b. Any adapter cards c. Memory modules d. Extended video memory e. External Cache f. External Cache RAM g. Hard disk drive h. Diskette drive 3. Turn on the power and the computer to re-test the system
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    72 ThinkCentre Hardware Maintenance Manual
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    , 1943, 4166, 4169, 5030, 5048, 5069, and 7517) Important: Be sure to read and understand Chapter 2 "Safety information" on page 3 before you replace any FRU. These precautions and guidelines will help you work safely. FRU replacements are to be done only by trained service technicians. This chapter
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 80
    computer. Figure 1. Front connector, control, and indicator locations 1 Hard disk drive activity indicator 2 Power indicator 3 Power switch 4 Optical drive eject/close button 5 USB connector (USB port 1) 6 Headphone connector 7 Microphone connector 8 USB connector (USB port 2) 74 ThinkCentre
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 81
    connector 9 Audio line-out connector 10 Audio line-in connector 11 PCI Express x16 graphics card slot 12 PCI Express x1 card slot 13 PCI card slots (2) 14 Optional serial port (Serial port 2) Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 75
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 82
    drive 5 Front audio and USB assembly 6 Internal speaker (installed in some models) 7 Hard disk drive 8 PCI card (installed in some models) 9 System board 10 Cover presence switch (also called intrusion switch) 11 Rear fan assembly 12 Power supply assembly 76 ThinkCentre Hardware Maintenance Manual
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    Memory slot 4 (DIMM4) 21 Internal speaker connector 8 Thermal sensor connector 22 Front audio connector 9 24-pin power connector 23 PCI card slots (2) 10 Battery 24 PCI Express x1 card slot 11 Clear CMOS (Complementary Metal Oxide Semiconductor) /Recovery jumper 25 PCI Express x16 graphics
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 84
    computer. Figure 5 "Drive bay locations" on page 78 shows the locations of the drive bays. Figure 5. Drive bay locations 1 Bay 1 - Optical drive bay (with an optical drive installed on some models) 2 Bay 2 - Optical drive bay 3 Bay 3 - Card reader drive bay 4 Bay 4 - Secondary SATA hard disk drive
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 85
    the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to remove the computer cover. CAUTION: Turn off the computer and wait three to five minutes
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 86
    copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to remove and reinstall the front bezel. To remove and reinstall the front bezel, do the following: 1. Turn off the computer and disconnect all power cords from electrical
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 87
    a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace a PCI card. Your computer has two standard PCI card slots, one PCI Express x1 card slot, and one PCI Express x16 graphics card slot. To install or
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 88
    or replacing a PCI card, do one of the following: • If you are installing a PCI card, remove the appropriate metal slot cover. • If you are replacing an old PCI card, grasp the old card that is currently installed and gently pull it out of the slot. 82 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 89
    parts on the system board" on page 77. Note: If you are installing a PCI Express x16 graphics card, make sure the memory slot retaining clips are closed before you install the graphics card. Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 83
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 90
    on your computer model, you might need to remove the PCI Express x16 graphics card for easier access to the memory slots. See "Installing or replacing a PCI card" on page 81. 6. Depending on whether you are installing or replacing a memory module, do one of the following: 84 ThinkCentre Hardware
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 91
    a memory module • If you are installing a memory module, open the retaining clips of the memory slot into which you want to install the memory module. Figure 12. Opening the retaining clips Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 85
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 92
    copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace the optical drive. To install or replace an optical drive, do the following: 1. Turn off the computer and disconnect all power cords from electrical
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 93
    out of the front of the computer. Figure 14. Removing the optical drive 5. Install the optical drive retainer on the side of the new optical drive. Figure 15. Installing the optical drive retainer Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 87
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    the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace the card reader. 88 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 95
    89. For replacement, see "Replacing the card reader" on page 91. Installing the card reader To install the card reader, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 96
    secure the card reader cover outwards and then completely disengage the card reader cover from the front bezel. Figure 21. Removing the card reader cover 10. To complete the installation or replacement, go to "Completing the parts replacement" on page 113. 90 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 97
    the card reader To replace the card reader, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Remove the computer cover
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 98
    reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides Your computer has a special type of memory that maintains the date, time, and configuration information for
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 99
    " in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the power supply assembly. Although there are no moving parts in your computer after the power cord has been
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    computer cover" on page 79. 3. Disconnect the power supply assembly cables from the system board and all drives. See "Locating parts on the system board" on page 77. 4. Release the power supply assembly cables from the cable clips and ties in the chassis. 94 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 101
    chassis. 9. Install and tighten the four screws to secure the power supply assembly. Note: Use only screws provided by Lenovo. 10. Reconnect the power supply assembly cables to the system board and each of the drives. 11. Secure the power supply assembly cables with the cable clips and ties in the
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    cover" on page 79. 3. Lay the computer on its side for easier access to the system board. 4. Locate the heat sink and fan 2 , and then fully tighten screw 1 . b. Partially tighten screw 3 , then fully tighten screw 4 , and then fully tighten screw 3 . 96 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 103
    computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions 4169, 5030, 5048, 5069, and 7517) 97
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 104
    the microprocessor straight up and out of the microprocessor socket. Figure 30. Removing the microprocessor Notes: a. Your microprocessor and socket might look different from the one illustrated. 98 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 105
    new microprocessor. 10. Hold the new microprocessor by its sides and align the small triangle on one corner of the new microprocessor with the corresponding small triangle on one corner of page 113. Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 99
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    : Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 107
    memory module" on page 84 and "Installing or replacing a PCI card" on page 81. 15. Reconnect all remaining cables to the system board. See "Locating parts on the system board" on page 77. 16. Install the hard disk drive. See "Replacing the primary hard disk drive 4169, 5030, 5048, 5069, and 7517) 101
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 108
    socket cover with the alignment keys 2 of the microprocessor socket. 4. Install one side of the socket cover into the microprocessor socket as shown. Figure position. 8. Follow any additional instructions included with the replacement part you received. 102 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 109
    a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the primary hard disk drive. To replace the primary hard disk drive, do the following: 1. Turn off the computer and disconnect all power cords from electrical
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 110
    computer until it snaps into position. Note: There are two arrows, one on the upper drive cage and one on the hard disk drive cage. The arrows are aligned when the hard disk drive is in the proper position. Figure 37. Installing the primary hard disk drive 104 ThinkCentre Hardware Maintenance Manual
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    a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides Note: Depending on your model type, your computer might come with a secondary hard disk drive bay for installing or replacing a secondary hard disk drive. This section provides instructions on how to replace
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 112
    secured in the chassis. Figure 40. Installing the secondary hard disk drive 12. Connect the signal cable and the power cable to the new hard disk drive. 13. To complete the installation or replacement, go to "Completing the parts replacement" on page 113. 106 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 113
    computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions 4169, 5030, 5048, 5069, and 7517) 107
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    ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the rear fan assembly. To replace the rear fan assembly, do the following: 1. Turn off the computer and disconnect all power
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 115
    mounts with the corresponding holes in the chassis and push the rubber mounts through the holes. Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 109
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    a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the front audio and USB assembly. To replace the front audio and USB assembly, do the following: 1. Turn off the computer and disconnect all power cords from
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 117
    : Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 118
    the internal speaker outward and slide the internal speaker upward to completely remove it from the chassis. Figure 46. Removing the old internal speaker 112 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 119
    cables are routed correctly before reinstalling the computer cover. Keep cables clear of the hinges and sides of the computer chassis to avoid interference with reinstalling the computer cover. Chapter 8. Replacing FRUs (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517) 113
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 120
    . 8. Reconnect the external cables and power cords to the computer. See "Locating connectors on the rear of your computer" on page 75. 9. To update your configuration, refer to Chapter 6 "Using the Setup Utility program" on page 43. Note: In most areas of the world, Lenovo requires the return of the
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 121
    : 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) Important: Be sure to read and understand Chapter 2 "Safety information" on page 3 before you replace any FRU. These precautions and guidelines will help you work safely. FRU replacements are to be done only by trained service technicians
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 122
    computer. Figure 49. Front connector, control, and indicator locations 1 Optical drive eject/close button 2 Power switch 3 Hard disk drive activity indicator 4 Power indicator 5 USB connector (USB port 2) 6 Microphone connector 7 Headphone connector 8 USB connector (USB port 1) 116 ThinkCentre
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    computer. Figure 50. Rear connector locations 1 Power cord connector 2 Serial port (Serial port 1) 3 VGA monitor connector 4 DisplayPort connector 5 USB connectors (USB ports 3 to 8) 6 Microphone connector 7 Audio line-out connector 8 Audio line-in connector 9 PCI Express x16 graphics card slot 10
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    fan assembly 2 Microprocessor 3 Power supply assembly 4 Memory module 5 Optical drive 6 Front audio and USB assembly 7 Front bezel 8 System fan assembly 9 Internal speaker (installed in some models) 10 Cover presence switch (Intrusion switch) 11 Hard disk drive 12 PCI card (installed in some models
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    Memory slot 4 (DIMM4) 21 Internal speaker connector 8 Thermal sensor connector 22 Front audio connector 9 24-pin power connector 23 PCI card slots (2) 10 Battery 24 PCI Express x1 card slot 11 Clear CMOS (Complementary Metal Oxide Semiconductor) /Recovery jumper 25 PCI Express x16 graphics
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 126
    121 for instructions on how to install or replace internal drives for your computer. Figure 53 "Drive bay locations" on page 120 shows the locations of the drive bays. Figure 53. Drive bay locations 1 Bay 1 - Optical drive bay (with an optical drive installed) 2 Bay 2 - Card reader drive bay 2 Bay
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 127
    of your computer" on page 74 and "Locating connectors on the rear of your computer" on page 75. 4. Remove any locking device that secures the computer cover, such as an integrated cable lock. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 121
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 128
    : Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to remove
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 129
    3. Remove the front bezel by releasing the three plastic tabs on the top of the front bezel and pivoting the front bezel outward to remove it from the computer. Figure 55. Removing the front bezel Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 123
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 130
    drives Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 131
    the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace a memory module. Your computer has four slots for installing or
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 132
    a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace a PCI card. Your computer has two standard PCI card slots, one PCI Express x1 card slot, and one PCI Express x16 graphics card slot. To install or
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 133
    retaining latch, press the card retaining latch 1 as shown to disengage the latch. Grasp the card and gently pull it out of the slot. 5. Remove the new PCI card from its static-protective package. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 127
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 134
    : Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 135
    the card reader bracket to the chassis. Then push the bracket to the left to align the screw hole in the bracket with the corresponding hole in the chassis. Figure 62. Installing the card reader Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 129
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 136
    card reader cover from the front bezel. Figure 64. Removing the card reader cover 10. To complete the installation or replacement, go to "Completing the parts replacement" on page 160. Replacing the card reader To replace the card reader, do the following: 130 ThinkCentre Hardware Maintenance Manual
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    the card reader to its bracket. Then remove the failing card reader from the bracket. 8. Install a new card reader into the bracket and install the two screws to secure the card reader to the bracket. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 138
    9. Install the card reader bracket to the chassis. Then push the bracket to the left to align the screw hole in the bracket with the corresponding hole in the chassis. Figure 66. Installing the card reader 132 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 139
    about replacing and disposing of the battery in the "Batteries" and "Lithium battery notice" sections of the ThinkCentre Safety and Warranty Guide. To replace the battery, do the following: Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 133
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 140
    obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the hard disk drive. To replace the hard disk drive, do the following: 1. Turn off the computer and disconnect all power cords from electrical outlets
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 141
    hard disk drive to completely remove the hard disk drive from the chassis. 6. Flex the retaining clips as shown to remove the hard disk drive from the bracket. Figure 71. Removing the hard disk drive from the bracket Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 142
    1 of the hard disk drive bracket into the corresponding holes in the side of the optical drive bay, and then pivot the hard disk drive and bracket downwards until the hard disk drive bracket snaps into position. Figure 72. Installing the hard disk drive 136 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 143
    . To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the optical drive. To replace the optical drive, do the following: 1. Turn off the computer and disconnect all power cords from electrical outlets
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 144
    drive lock 1 and slide the optical drive out of the rear of the drive bay assembly. Figure 74. Removing the old optical drive 8. Install the optical drive retainer on the side of the new optical drive. Figure 75. Installing the optical drive retainer 138 ThinkCentre Hardware Maintenance Manual
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    the computer cover" on page 121. 3. Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system board. See "Locating parts on the system board" on page 77. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 139
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 146
    . b. When handling the heat sink and fan assembly, do not touch the thermal grease on the bottom of the heat sink and fan assembly. 140 ThinkCentre Hardware Maintenance Manual
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    to the microprocessor fan connector on the system board. See "Locating parts on the system board" on page 77. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 141
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 148
    " in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the power supply assembly. Although there are no moving parts in your computer after the power cord has been
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 149
    components. If you suspect a problem with one of these parts, contact a service technician. To replace the power supply assembly, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 150
    5. Remove the two screws that secure the heat sink fan duct, and then lift the heat sink fan duct out of the chassis. Figure 80. Removing the heat sink fan duct 144 ThinkCentre Hardware Maintenance Manual
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    need to release the power supply assembly cables from some cable clips or ties that secure the cables to the chassis. Make sure that you note the cable routing before disconnecting the cables. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 145
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 152
    supply assembly in place. Note: Use only screws provided by Lenovo. Figure 83. Installing the power supply assembly 10. Connect the new power supply assembly cables to all drives and the system board. See "Locating parts on the system board" on page 77. 146 ThinkCentre Hardware Maintenance Manual
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    . Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Open the computer cover. See "Opening the computer cover" on page 121. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 147
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 154
    the microprocessor straight up and out of the microprocessor socket. Figure 86. Removing the microprocessor Notes: a. Your microprocessor and socket might look different from the one illustrated. 148 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 155
    align the small triangle on one corner of the new microprocessor with the corresponding small triangle on one corner of the microprocessor socket. 10. Lower the new microprocessor straight socket. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 149
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 156
    : Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 157
    board 10. memory module" on page 125 and "Installing or replacing a PCI card" on page 126. 15. Reconnect all remaining cables to the system board. See "Locating parts on the system board" on page 118. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 158
    "Accessing the system board components and drives" on page 124. 17. Install the hard disk drive. See "Replacing the hard disk drive" on page 134. 18. To cover with the alignment keys 2 of the microprocessor socket. 4. Install one side of the socket cover into the microprocessor socket as shown.
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 159
    User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the system fan assembly. To replace the system fan assembly, do the following: 1. Turn off the computer and disconnect all power cords
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 160
    new system fan assembly cable to the system fan connector on the system board. See "Locating parts on the system board" on page 77. 154 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 161
    : Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 162
    6. Remove the screw that secures the cover presence switch (intrusion switch) and remove the cover presence switch from the chassis. Figure 95. Removing the cover presence switch 156 ThinkCentre Hardware Maintenance Manual
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    the two metal clips on the chassis, and then slide the speaker as shown until it snaps into position. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 157
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 164
    Installing the new internal speaker 9. Reconnect the internal speaker cable to the system board. See "Locating parts on the system board" on page 77. 10. Position the cover presence switch so that the screw hole in the cover presence switch is aligned with the corresponding hole in the chassis. 158
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 165
    are connected to the computer. 2. Open the computer cover. See "Opening the computer cover" on page 121. 3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 122. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 159
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 166
    drive bracket to the chassis. 10. Reconnect the front USB updated information in the Setup Utility program. Refer to Chapter 6 "Using the Setup Utility program" on page 43. To close the computer cover and reconnect cables to your computer, do the following: 160 ThinkCentre Hardware Maintenance Manual
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    of the world, Lenovo requires the return of the defective Field Replaceable Units (FRUs). Information about this will come with the new FRUs or will come a few days after you receive the new FRUs. Chapter 9. Replacing FRUs (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518) 161
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 168
    162 ThinkCentre Hardware Maintenance Manual
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    Chapter 10. FRU lists This chapter lists the information on service CRU. Overall: MT 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518 The following replaceable components are available for the 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518 machine type models. © Copyright Lenovo
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 170
    : all models Tamdhu IV Intel LGA1156 95W\73W cooler kit ---for sff 65W • MT 0385: all models • MT 1981: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models Microprocessor, Ci3 2100 sandy bridge stepping Q0 3MB
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 171
    0385: • MT 1981: CTO • MT 4167: • MT 5025: A4G A5G A6G • MT 5032: B5M B2A B2T B9A B9T D3M F8S • MT 5049: C8M D2A D2T D5U D5F D5S G6G • MT 5070: • MT 7518: A2U A2F A2S A2L A2D A2Y A2G A2M A2A A2Q A2T A2B A2H A2V A2K A2R A2E A2J A2P A2C • MT 1981: CTO • MT 4167: B1A B1T A4G A5G A6G • MT 5025: • MT 5032
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 172
    MT 5049: • MT 5070: • MT 7518: Microprocessor, Ci5 2400S sandy bridge stepping D2 6MB 4c FCLGA 2.5GHZ 65W vPro • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # 03T8035 03T8015 03T8016 03T8017 CRU N N N N 166 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 173
    2.9GHz 65W • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: F5M • MT 5049: H4U H4F H4S • MT 5070: • MT 7518: Power supply, TFX 240W active PFC power supply for 11L---all countries • MT 0385: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J A2U A2F A2S A2L
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 174
    85+ power supply for 11L---all countries • MT 0385: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J A2U A2F A2S A2L A2D A2Y A2G A2M A2A A2Q A2T A2B A2H A2V A2K A2R A2E A2J A2P A2C • MT 1981: CTO • MT 4167: B1A
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 175
    DDR3 UDIMM • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Memory module, 2GB PC3-10600 1333MHz DDR3 UDIMM • MT 0385: A1U A1F A1S A1P D3F D3S B7U B7F B7S B6U B6F B6S Memory module, 4GB PC3-10600 1333MHz DDR3 UDIMM • MT 0385: A2U A2F A2S A2L A2D A2Y A2G A2M
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 176
    5 5 5 FRUs Optical drive, DVD-ROM Drive - 16x/48x - SATA • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: A3V A4V E1M D7M E5M D8V D9V F1M • MT 5049: C3H C4H F3J F5J F7J G1J H1J H6J H8J • MT 5070: • MT 7518: Optical drive, DVD Recorder Rambo 8 - SATA 12XRAM WRITE • MT 0385: A1U A1F A1S A1P
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 177
    B6U B6F B6S B3S B4S B5S Optical drive, SATA - Slim ODD DVD ROM • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: A3V A4V E1M D7M E5M D8V D9V • MT 5049: C3H C4H A3J A5J A7JF3J F5J F7J • MT 5070: • MT 7518: Front I/O cable_NC_R (10L_ESD_A495_U390) • MT 0385: all models • MT 1981: all models
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 178
    : • MT 1981: • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: SATA 160GB 7200RPM/3Gb/8M • MT 0385: • MT 1981: • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 54Y8252 2 39K5022 2 40Y9035 1 53Y6837 1 172 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 179
    H1J H2J H6J H7J H8J H9J • MT 5070: • MT 7518: B1U B1F B1S D7U D7F D7S D8U D8F D8S D9U D9F D9S SATA 250GB 7200RPM/3Gb/8M • MT 0385: • MT 1981: • MT 4167: • MT 5025: • MT 5032: B3M B1A B1T B2A B2T C6Q B7A B7T C2U C2F C2S A1Q A2Q E1M E4M D6A D6T E8M
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 180
    0385: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J A2U 0385: • MT 1981: • MT 4167: • MT 5025: • MT 5032: B9A B9T C1A C1T C4U C4F C4S A5V A6V A7V A8V D3M D4M D8V D9V E7M F4M F6Y F6S F7Y F7S F8S F9M G1M • MT 5049: • MT 5070: • MT 7518 MT 5070: • MT 7518: A1S A1D A1Y
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 181
    FRUs SATA 1TB 7200RPM/3Gb/32M • MT 0385: • MT 1981: • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: SATAIII 320GB 7200RPM/6Gb/16M • MT 0385: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J A2U A2F A2S A2L A2D A2Y A2G A2M
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 182
    300G 10K RPM HDD • MT 0385: • MT 1981: • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: SATAII and III 160GB 7200RPM/6Gb and 3Gb • MT 0385: • MT 1981: • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: 176 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T7042
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 183
    13 FRUs SATAIII 250GB 7200RPM/6Gb/16M • MT 0385: • MT 1981: • MT 4167: B1A B1T • MT 5025: A9G A1G A2G • MT 5032: B3M B1A B1T B2A B2T C6Q B7A B7T C2U C2F C2S A1Q A2Q E1M E4M D6A D6T E8M F1M F3A F3T F2A F2T • MT 5049: C6A C6T B4G B5G B2Q B3Q F6J F7J
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 184
    FRU, SATA cable 400mm, angel, 1 latching • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models FRU # CRU 03T9509 2 54Y9922 2 54Y9910 2 54Y9941 2 178 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 185
    models FRU, card reader bracket assembly -Foxconn • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models FRU # CRU 54Y9916 2 03T9596 1 03T9601 1 03T9598 1 03T9599 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 186
    Mechanical FRUs FRU, card reader bezel • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models FRU, second serial port cable 120mm with level shift IC • MT 0385: all models • MT 4167: all models • MT
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 187
    MT 7518: all models FRU, power cable for slim ODD and HDD • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models FRU # CRU 43N9149 2 42Y8006 2 03T9604 2 03T9605 2 45J9596 2 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 188
    FRU, adapter bracket 5.25 to 3.5 non-bezel • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models 182 ThinkCentre Hardware Maintenance Manual FRU # CRU 71Y6841 2 54Y9948 2 03T9593 2 43N9593
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 189
    • MT 7518: all models FRU, SATA cable for HDD • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models FRU # CRU 03T9608 2 03T9602 2 43N9131 2 03T9595 2 41R8510 2 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 190
    • MT 5070: all models • MT 7518: all models FRU, I/O plate assembly • MT 0385: all models • MT 4167: all models • MT 5025: all models • MT 5032: all models • MT 5049: all models • MT 5070: all models • MT 7518: all models 184 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T9585 2 03T9586
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 191
    PS/2--US English/Chinese-Simplified • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Arabic • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: FRU # CRU 03T9591 2 03T9592 2 03T9594 2 FRU # CRU 41A5039 1 41A5040 1 Chapter 10. FRU lists 185
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 192
    : PS/2--Belgium English • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Brazilian Portuguese • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: 186 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5041
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 193
    1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Danish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 FRU # CRU 41A5045 1 41A5046 1 41A5047 1 41A5048 1 Chapter 10. FRU lists 187
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 194
    1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--French Canadian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 188 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5049 1 41A5050
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 195
    1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Hebrew • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 FRU # CRU 41A5053 1 41A5054 1 41A5080 1 41A5055 1 Chapter 10. FRU lists 189
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 196
    MT 7518: PS/2--Italy • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Japanese • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 190 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 197
    1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Polish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 FRU # CRU 41A5060 1 41A5061 1 41A5062 1 41A5063 1 Chapter 10. FRU lists 191
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 198
    1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Serbian/Cyrillic • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 192 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5064 1 41A5065
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 199
    Finnish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Swiss French/German • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 41A5068 1 41A5069 1 41A5070 1 41A5071 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 200
    /2--Turkish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--UK English • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard - Preferred Pro PS/2 194 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 201
    European • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--Slovenian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PS/2--India • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 202
    • MT 4167: A1G A2G A3G A4G A5G A6G A7G A8G A9G B2G B3G B4G B5G • MT 5025: A9G A1G A2G A3G A4G A5G A6G A7G A8G B1G • MT 5032: E2F E3F • MT 5049: F1F E7F E8F E9F G8G G6G H5G • MT 5070: D8G • MT 7518: FRU # 41A5290 41A5291 41A5292 41A5293 CRU 1 1 1 1 196 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 203
    G8G G6G H5G • MT 5070: D8G • MT 7518: Chinese/US • MT 0385: A1B A1H A2B A2H • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: A3V A4V A5V A6V A7V A8V D8V D9V • MT 5049: • MT 5070: • MT 7518: Czech (ABB) • MT 0385: A1G A2G • MT 1981: CTO • MT 4167: A1G A2G A3G A4G A5G A6G A7G A8G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 204
    • MT 0385: A1F A2F • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: C2F C3F C4F • MT 5049: D3F D4F D5F D6F H3F H4F • MT 5070: • MT 7518: A8F A9F B1F B2F C5F D2F D3F D1F B7F B6F D4F D5F D6F D7F D8F D9F FRU # 41A5298 41A5299 41A5300 41A5301 CRU 1 1 1 1 198 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 205
    A1G A2G A3G A4G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: Greek • MT 0385: A1G A2G • MT 1981: CTO • MT 4167: A1G A2G A3G A4G A5G A6G A7G A8G A9G B2G B3G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 206
    A7G A8G A9G B2G B3G B4G B5G • MT 5025: A9G A1G A2G A3G A4G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: FRU # 41A5306 41A5307 41A5308 41A5309 CRU 1 1 1 1 200 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 207
    H1J H2J H6J H7J H8J H9J • MT 5070: • MT 7518: Korean • MT 0385: A1K A2K • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: LA Spanish • MT 0385: A1S A1D A1Y A2S A2D A2Y • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: C2S C3S C4S E2S E3S F6S F7S F8S F6Y F7Y
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 208
    A7G A8G A9G B2G B3G B4G B5G • MT 5025: A9G A1G A2G A3G A4G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: FRU # 41A5314 41A5315 41A5317 41A5316 CRU 1 1 1 1 202 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 209
    A1G A2G A3G A4G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: Serbian/Cyrillic • MT 0385: A1G A2G • MT 1981: CTO • MT 4167: A1G A2G A3G A4G A5G A6G A7G A8G A9G B2G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 210
    H5G • MT 5070: D8G • MT 7518: Thailand • MT 0385: A1T A2T • MT 1981: CTO • MT 4167: B1T • MT 5025: • MT 5032: B1T B2T B7T B8T B9T C1T D6T F3T F2T • MT 5049: C6T D1T D2T E4T D3T D4T G5T • MT 5070: • MT 7518: Turkish • MT 0385: A1G A2G • MT 1981: CTO • MT 4167: A1G A2G A3G A4G A5G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 211
    B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: UK English • MT 0385: A1G A2G • MT 1981: CTO • MT 4167: A1G A2G A3G A4G A5G A6G A7G A8G A9G B2G B3G B4G B5G • MT 5025: • MT 5032: • MT 5049: D7G A1G B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 212
    B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: India • MT 0385: A1Q A2Q • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: C6Q A1Q A2Q • MT 5049: B2Q B3Q • MT 5070: • MT 7518: FRU # 45J4880 45J4896 45J4896 54Y8381 CRU 1 1 1 1 206 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 213
    • MT 7518: Arabic/French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Belgium French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 03X8001 1 03X8002 1 03X8003 1 03X8004 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 214
    5049: • MT 5070: • MT 7518: Bulgarian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Chinese/US • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint 208 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 215
    MT 7518: Dutch • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint FRU # CRU 03X8009 1 03X8010 1 03X8011 1 03X8012 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 216
    MT 5049: • MT 5070: • MT 7518: German • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Greek • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint 210 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 217
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Iceland • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint FRU # CRU 03X8017 1 03X8018 1 03X8019 1 03X8020 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 218
    5070: • MT 7518: Korean • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: LA Spanish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint 212 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 219
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Romanian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint FRU # CRU 03X8025 1 03X8026 1 03X8027 1 03X8038 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 220
    : Serbian/Cyrillic • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slovak • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint 214 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8039
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 221
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Thailand • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Fingerprint FRU # CRU 03X8030 1 03X8031 1 03X8032 1 03X8033 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 222
    : • MT 5032: • MT 5049: • MT 5070: • MT 7518: US European • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slovenian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: Keyboard -Fingerprint 216 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 223
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Belgium French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU FRU # CRU 54Y9250 1 54Y9251 1 54Y9252 1 54Y9253 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 224
    MT 5070: • MT 7518: Slim USB--Bulgarian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Chinese/US • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: 218 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 225
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB FRU # CRU 54Y9258 1 54Y9259 1 54Y9260 1 54Y9261 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 226
    USB--German • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Greek • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB 220 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9262
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 227
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Iceland • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB FRU # CRU 54Y9266 1 54Y9267 1 54Y9268 1 54Y9269 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 228
    MT 7518: Slim USB--Korean • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--LA Spanish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB 222 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 229
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Romanian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB FRU # CRU 54Y9274 1 54Y9275 1 54Y9276 1 54Y9277 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 230
    USB--Slovak • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Spanish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB 224 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9278
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 231
    7518: Slim USB--Thailand • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Turkish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 54Y9282 1 54Y9283 1 54Y9284 1 54Y9285 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 232
    European • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Slim USB--Slovenian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Keyboard -Slim USB 226 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9286
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 233
    0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Lenovo enhanced optical USB Mouse • MT 0385: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J A2U 5032: B3M B4M B5M B6M B1A B1T B2A B2T C6Q B7A B7T B8A B8T B9A B9T C1A C1T C5G C2U
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 234
    E4A E4T • MT 5070: • MT 7518: DP to DVI dongle 200mm • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: D5M E1M D7M E4M E5M A9M E6M E7M • MT 5049: F2J F3J F4J F5J F6J F7J G1J G2J • MT 5070: • MT 7518: FRU # 46R1529 89Y6152 43N9160 CRU CRU 2 1 1 228 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 235
    /V.44 - LP • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Modem phone cable • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 54Y8255 1 89Y1712 2 03T9027 1 39K5120 1 Chapter 10. FRU lists 229
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 236
    1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: PCI-E *1 USB 3.0 Card, LP • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 41A5334 1 89P8571 1 91P8835 N 03T7031 2 230 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 237
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Geforce 310 512M 64BIT VGA+DP LP • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 64Y8206 1 03T8149 1 03T8352 1 03T9009 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 238
    5032: • MT 5049: • MT 5070: • MT 7518: DMS59 to Dual DVI Dongle • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # CRU 89Y9227 1 41X6398 1 Power Cords Power Cords --primary Line cord-US, (Thailand) • MT 0385: A1U A1F A1S A1L A1D A1A A1T A2U A2F
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 239
    Power Cords --primary • MT 5049: • MT 5070: • MT 7518: Line cord-Japan • MT 0385: A1J A2J • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: F2J F3J F4J F5J F6J F7J G1J G2J H1J H2J H6J H7J H8J H9J • MT 5070: • MT 7518: Line cord-Brazil • MT 0385: A1P A2P • MT 1981: CTO • MT 4167: • MT 5025:
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 240
    Power Cords --primary Line cord-Korea • MT 0385: A1K A1R A2K A2R • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Line cord-Taiwan • MT 0385: A1V A2V • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: A3V A4V A5V A6V A7V A8V D8V D9V • MT 5049: • MT 5070: • MT 7518: Line
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 241
    B5G B6G B7G B8G B9G C1G E4A F8G D3A D4A G5A G6G G8G H5G • MT 5070: D8G • MT 7518: Line cord-India • MT 0385: A1Q A2Q • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: C6Q A1Q A2Q • MT 5049: B2Q B3Q • MT 5070: • MT 7518: FRU # 41R3228 41R3236 41R3220 41R3341 CRU 1 1 1 1 Chapter 10. FRU lists 235
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 242
    5070: D8G • MT 7518: Line cord-Thailand • MT 0385: A1T A2T • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: F3T F2T • MT 5049: D3T D4T G5T • MT 5070: • MT 7518: FRU # 41R3208 41R3224 43N9029 Power Cords --secondary Line cord-US, (Thailand) • MT 0385: A1U A1F A1S A1L A1D A1A A1T A2U A2F A2S A2L A2D
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 243
    Power Cords --secondary • MT 5070: • MT 7518: A1S A1D A2S A2D A3D A3S 0385: A1Y A1L A2Y A2L • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: F6Y F7Y • MT 5049: A8Y A9Y B1Y D3Y E1Y E2Y G3Y • MT 5070: • MT 7518: A1Y A2Y A3Y C1Y C2Y C3Y C4Y FRU # 41R3257 41R3249 41R3271 41R3177 CRU 1 1 1 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 244
    Power Cords --secondary Line cord-ANZ • MT 0385: A1M A2M • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: B3M B4M B5M B6M A9M D1M D3M D4M D5M E1M D7M E4M E5M E6M E7M E8M E9M F1M F4M F5M F9M G1M G2M G3M G4M • MT 5049: C7M C8M C9M • MT 5070: • MT 7518: Line cord-Korea • MT
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 245
    A2G A3G A4G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G B4G B5G B6G B7G B8G B9G C1G E5G E6G F8G G8G G6G H5G • MT 5070: D8G • MT 7518: Line cord-Switzerland • MT 0385: A1G A2G • MT 1981: CTO • MT 4167: A1G A2G A3G A4G A5G A6G A7G A8G A9G B2G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 246
    E5G E6G F8G D3A D4A G5A G6G G8G H5G • MT 5070: D8G • MT 7518: Line cord-Thailand • MT 0385: A1T A2T • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: F3T F2T • MT 5049: D3T D4T G5T • MT 5070: • MT 7518: FRU # 41R3175 41R3209 41R3225 43N9030 CRU 1 1 1 1 240 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 247
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: German • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Home Premium 32 FRU # CRU 03T0795 1 03T0796 1 03T0797 1 03T0798 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 248
    5049: • MT 5070: • MT 7518: Italian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Japanese • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Home Premium 32 242 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 249
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Spanish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Home Premium 32 FRU # CRU 03T0803 1 03T0804 1 03T0805 1 03T0806 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 250
    (DK/FI/SV/NO/EN) • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: C&L EMEA (NL/FR/GR/IT/EN) • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: FRU # 03T0807 03T0808 03T0809 Windows 7 Professional 32 Recovery CD
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 251
    Windows 7 Professional 32 • MT 7518: D3U D6U Chinese-Traditional (Hong Kong) • MT 0385: A1B • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Japanese • MT 0385: A1J • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: F4J F5J F6J F7J G1J G2J H1J H2J • MT 5070: •
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 252
    • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: C&L EMEA (EN FR GR IT NL) • MT 0385: A1G • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: 246 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 253
    : CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Chinese-Traditional (Taiwan) • MT 0385: A1V • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: A3V A6V A7V A8V • MT 5049: • MT 5070: • MT 7518: FRU # CRU 03T0792 1 03T0768 1 03T0770 1 03T0771 1 Chapter 10. FRU lists 247
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 254
    • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Hebrew • MT 0385: A1G • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: 248 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T0786 1 03T0783
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 255
    Windows 7 Professional 32 Greek • MT 0385: A1G • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: Turkish • MT 0385: A1G • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518:
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 256
    CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: Serbian-Latin • MT 0385: A1G • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: 250 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 257
    (EN/SL/CR) • MT 0385: A1G • MT 1981: CTO • MT 4167: B3G B5G • MT 5025: • MT 5032: • MT 5049: B5G B6G B8G B9G C1G E6G • MT 5070: • MT 7518: Windows 7 Professional 64 Recovery CD Windows 7 Professional 64 Arabic • MT 0385: A2G • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: D7G A1G E5G F8G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 258
    MT 7518: A8F A9F B1F B2F C5F D2F D1F B7F B6F D4F D5F D7F D8F D9F Greek • MT 0385: A2G • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: D7G A1G E5G F8G G6G G8G H5G • MT 5070: • MT 7518: FRU # CRU 03T0829 1 03T0830 1 03T0831 1 03T0832 1 252 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 259
    • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Hungry • MT 0385: A2G • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: D7G A1G E5G F8G G6G G8G H5G • MT 5070: • MT 7518: FRU # CRU 03T0833 1 03T0834 1 03T0835 1 03T0836 1 Chapter 10. FRU lists 253
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 260
    • MT 7518: Korean • MT 0385: A2K • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Polish • MT 0385: A2G • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: D7G A1G E5G F8G G6G G8G H5G • MT 5070: • MT 7518: 254 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 261
    Windows 7 Professional 64 Portuguese • MT 0385: A2G • MT 1981: CTO • MT 4167: A2G A3G A4G A5G A9G • MT 5025: A9G A2G A3G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G E5G F8G G6G G8G H5G • MT 5070: D8G • MT 7518: Romanian • MT 0385: A2G • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 262
    (DK/FI/SV/NO/EN) • MT 0385: A2G • MT 1981: CTO • MT 4167: A2G A3G A4G A5G A9G • MT 5025: A9G A2G A3G A5G A6G A7G A8G B1G • MT 5032: C5G • MT 5049: D7G A1G E5G F8G G6G G8G H5G • MT 5070: D8G • MT 7518: FRU # 03T0845 03T0846 03T0847 03T0848 CRU 1 1 1 1 256 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 263
    • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Brazilian Portuguese • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Home Basic 32 FRU # CRU 03T0849 1 03T0850 1 FRU # CRU 03T0810 1 03T0811 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 264
    : • MT 7518: Spanish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Serbian-Latin • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Home Basic 32 258 ThinkCentre Hardware Maintenance Manual FRU # CRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 265
    MT 5032: • MT 5049: • MT 5070: • MT 7518: French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: US English • MT 0385: • MT 1981: CTO Windows 7 Home Premium 64 FRU # CRU 03T0816 1 03T0817 1 FRU # CRU 03T0853 1 03T0854 1 03T0855 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 266
    • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Ultimate 32 Windows 7 Ultimate 64 Recovery CD India English • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: English • MT 0385: Windows 7 Ultimate 64 260 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 267
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: India English • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Starter 32 FRU # CRU FRU # CRU 03T0820 1 03T0821 1 03T0822 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 268
    : CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Turkish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: English • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows 7 Starter 32 FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 269
    0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Traditional Chinese • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows XP Professional 32 FRU # CRU 03T0590 1 03T0591 1 03T0738 1 03T0739 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 270
    5049: • MT 5070: • MT 7518: Finnish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows XP Professional 32 264 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 271
    • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Norwegian • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows XP Professional 32 FRU # CRU 03T0744 1 03T0745 1 03T0746 1 03T0747 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 272
    4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Swedish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Turkish • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: Windows XP Professional 32 266 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 273
    : • MT 7518: Greek • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Hungary • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows XP Professional Generic FRU # CRU 03W7477 03W7483 03W7486 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 274
    : CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Dutch • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Portuguese • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows XP Professional
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 275
    specified on the COA. India English • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: French • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: Windows Vista Home Basic 32 FRU # CRU 03T1322 1 03T1323 1 Chapter 10. FRU lists 269
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 276
    • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: C&L1 Nordics: DK/FI/SV/NO/EN • MT 0385: • MT 1981: CTO • MT 4167: • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: C&L2 EMEA: NL/FR/GR/IT/EN • MT 0385: • MT 1981: CTO • MT 4167: 270 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 277
    • MT 5025: • MT 5032: • MT 5049: • MT 5070: • MT 7518: Windows Vista Home Basic 32 FRU # CRU Overall: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517 The following replaceable components are available for the 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517 machine type models.
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 278
    stepping D2 6MB 4c FCLGA 3.3GHz 95W vPro • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: C9M C6A C6T C8Q D8Q D3A D3T E1M • MT 5048: D1M D5U D5F D5S B4G B6G B7G 2 • MT 7517: B2U B2S B2F FRU # 03T8011 03T8010 03T8012 03T8013 CRU N N N N 272 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 279
    C3G B2V E6U E6F E6S F4J F5J G4P • MT 7517: A3U A3F A3S B3U B3F B3S B6U B6F B6S Microprocessor, Ci5 2300 sandy bridge stepping D2 6MB 4c FCLGA 2.8GHZ 95W • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Microprocessor, Ci7 2600Ssandy bridge stepping D2 8MB 4c FCLGA
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 280
    : • MT 5030: F9M • MT 5048: H3S H3F HSU • MT 7517: Memory module, 1GB PC3-10600 1333MHz DDR3 UDIMM • MT 1730: • MT 1943: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 03T8017 03T6226 03T6225 03T6224 64Y6648 CRU N N N N 1 274 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 281
    G5P G8P G7G • MT 7517: A3U A3F A3S A4U A4F A4S A5U A5F A5S A6U A6F A6S B1S B1U B1F B2S B2U B2F B3U B3S B3F B4U B4F B4S B5U B5F B5S B6U B6F B6S Optical drive, DVD-ROM Drive - 16x/48x - SATA • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: C9M
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 282
    MT 7517: A1S A1D A1Y A2U A2F A2S A3U A3F 5048: all models • MT 7517: all models Hard disk drive, SATA 160GB 7200RPM/3Gb/8M • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 71Y5545 71Y5547 45J9573 40Y9035 CRU 1 1 2 1 276 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 283
    A2Q E7M F2M E3A E3T F7A F7T F8A F8T • MT 5048: H5J H6J H7J H8J • MT 7517: A2U A2F A2S B4U B4F B4S B5U B5F B5S B6U B6F B6S Hard disk drive, SATA 250GB 7200RPM/3Gb/8M • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: C9M C4A C4T C7Q C8Q D8Q D4A D4T
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 284
    G9G G7G H3S H3F H3U H1J H2J H4G • MT 7517: A4U A4F A4S B2S B2U B2F B3U B3S B3F Hard disk drive, SATA 1TB 7200RPM/3Gb/32M • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 87H4891 41X5582 45K0410 45K0412 CRU 1 1 1 1 278 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 285
    1TB 7200RPM/6Gb/32M • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Hard disk drive, 2.5 inch 160G SATA SSD • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 03T7040 03T7041 03T7042 45K0616 CRU 1 1 1 1 Chapter 10. FRU lists 279
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 286
    4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Hard disk drive, SATAII and III 160GB 7200RPM/6Gb and 3Gb • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Hard disk drive, SATAIII 250GB 7200RPM 03T7039 03T8181 CRU 1 1 1 1 280 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 287
    Item # 9 10 11 12 FRUs • MT 7517: A1S A1D A1Y A2U A2F A2S A3U A3F A3S A4U A4F A4S all models • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models Power supply, 280W ATX power supply-standard, Robust (manual switch) • MT 1730: A1U A1F A1S A1P
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 288
    H7J H8J • MT 7517: A1S A1D A1Y A2U A2F A2S A3U A3F A3S A4U A4F A4S A5U A5F A5S A6U A6F A6S A8U A8F A8S A9U A9F A9S B1S B1U B1F B2S B2U B2F B3U B3S B3F B4U B4F B4S B5U B5F B5S B6U B6F B6S Power supply, 280W ATX power supply-standard, Robust (manual switch) • MT 1730
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 289
    • MT 7517: all models Sensor cable (460mm) kit with bracket • MT 1730: all models • MT 1943: all models • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models FRU # CRU 43N9599 2 54Y9929 2 45J9577 2 45J9495 2 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 290
    : all models • MT 5048: all models • MT 7517: all models No FDD cover assembly • MT 1730: all models • MT 1943: all models • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models 284 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9948
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 291
    all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models Second serial port cable (300mm) - 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models FRU # CRU 45K6262 2 45K6263 2 45K6265 1 71Y6221 2 39K5022 2 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 292
    • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models Rear USB 2 ports II HP • MT 1730: all models • MT • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models 286 ThinkCentre Hardware Maintenance Manual FRU #
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 293
    • MT 7517: all models Top handle assembly • MT 1730: all models • MT 1943: all models • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models FRUs FRU # CRU 41N8080 2 41N8050 2 41R6291 2 45K6258 2 45K6259 2 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 294
    (for acoustic improvement) • MT 1730: all models • MT 1943: all models • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models 288 ThinkCentre Hardware Maintenance Manual FRU # CRU 45K6260 2 45K6264 2 43N9846 2 45K6272 2 45K6278 2
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 295
    : all models • MT 5030: all models • MT 5048: all models • MT 7517: all models Cable clip FCW-29 • MT 1730: all models • MT 1943: all models • MT 4166: all models • MT 4169: all models • MT 5030: all models • MT 5048: all models • MT 7517: all models Retainer, card reader/ODD/FDD,Tamdhu IV • MT 1730
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 296
    /French • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--Belgium French • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # CRU 41A5039 1 41A5040 1 41A5041 1 41A5042 1 290 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 297
    MT 5048: • MT 7517: PS/2--Chinese/US • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--Czech (ABB) • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # CRU 41A5043 1 41A5044 1 41A5045 1 41A5046 1 41A5047 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 298
    1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--French Canadian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard - Preferred Pro PS/2 292 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5048 1 41A5049 1 41A5050 1 41A5051
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 299
    : • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--Hungarian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard - Preferred Pro PS/2 FRU # CRU 41A5053 1 41A5054 1 41A5080 1 41A5055 1 41A5056 1 Chapter 10. FRU lists 293
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 300
    • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--LA Spanish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard - Preferred Pro PS/2 294 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5057 1 41A5058 1 41A5059 1 41A5060
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 301
    1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--Russian/Cyrillic • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard - Preferred Pro PS/2 FRU # CRU 41A5062 1 41A5063 1 41A5064 1 41A5065 1 41A5066 1 Chapter 10. FRU lists 295
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 302
    • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--Swiss French/German • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: 296 ThinkCentre Hardware Maintenance Manual FRU # CRU 41A5067 1 41A5068 1 41A5069 1 41A5070 1 41A5071
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 303
    : • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: PS/2--US European • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard - Preferred Pro PS/2 FRU # CRU 41A5072 1 41A5073 1 41A5074 1 41A5075 1 41A5076 1 Chapter 10. FRU lists 297
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 304
    B7G • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5289 41A5290 CRU 1 1 CRU 1 1 298 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 305
    • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: Brazilian Portuguese • MT 1730: A1P A2P • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: E1P G3P G4P G5P G8P • MT 7517: FRU # 41A5291 41A5292 41A5293 41A5294 CRU 1 1 1 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 306
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5295 41A5296 41A5297 41A5298 CRU 1 1 1 1 300 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 307
    4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048 : D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: 4169: • MT 5030: D5F D6F D7F E9F F1F E8F F5F G1F • MT 5048: D3F D4F D5F D6F E7F E8F E6F E9F F1F H3F • MT 7517
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 308
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5303 41A5304 41A5305 41A5306 CRU 1 1 1 1 302 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 309
    CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: F2J F3J F4J F5J F6J F7J G1J G2J H1J H2J H5J H6J H7J H8J • MT 7517: Korean • MT 1730: A1K A2K • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 41A5307 41A5308 41A5309 41A5310 41A5311 CRU 1 1 1 1 1 Chapter 10. FRU lists 303
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 310
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5312 41A5313 41A5314 41A5315 CRU 1 1 1 1 304 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 311
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5317 41A5316 41A5318 41A5319 CRU 1 1 1 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 312
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5320 41A5321 41A5322 41A5323 CRU 1 1 1 1 306 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 313
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5324 41A5325 41A5326 41A5327 CRU 1 1 1 1 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 314
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41A5328 41A5329 45J4880 45J4896 CRU 1 1 1 1 308 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 315
    54Y8381 Keyboard -Fingerprint US English/Chinese-Simplified • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Arabic • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 03X8001 03X8002 CRU 1 1 CRU 1 1 Chapter 10. FRU lists 309
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 316
    4169: • MT 5030: • MT 5048: • MT 7517: Brazilian Portuguese • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Bulgarian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint 310 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 317
    5048: • MT 7517: Dutch • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: French • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint FRU # CRU 03X8008 1 03X8009 1 03X8010 1 03X8011 1 03X8012 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 318
    : • MT 5030: • MT 5048: • MT 7517: Greek • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Greek/US • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint 312 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8013
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 319
    5048: • MT 7517: Italy • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Japanese • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint FRU # CRU 03X8018 1 03X8019 1 03X8020 1 03X8021 1 03X8022 1 Chapter 10
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 320
    MT 5030: • MT 5048: • MT 7517: Polish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Portuguese • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint 314 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8023
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 321
    /Cyrillic • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slovak • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint FRU # CRU 03X8038 1 03X8039 1 03X8028 1 03X8040 1 03X8029 1 Chapter 10. FRU lists 315
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 322
    • MT 5030: • MT 5048: • MT 7517: Thailand • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Turkish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint 316 ThinkCentre Hardware Maintenance Manual FRU # CRU 03X8030
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 323
    : • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Fingerprint Keyboard -Slim USB Slim USB--US English/Chinese-Simplified • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: FRU # CRU 03X8034 1 03X8035 1 03X8036 1 03X8037 FRU # 1 CRU 54Y9250 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 324
    1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Brazilian Portuguese • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: 318 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9251 1 54Y9252 1 54Y9253 1 54Y9254 1 54Y9255
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 325
    • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Dutch • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Slim USB FRU # CRU 54Y9256 1 54Y9257 1 54Y9258 1 54Y9259 1 54Y9260 1 Chapter 10. FRU lists 319
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 326
    4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--German • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Greek • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Slim USB 320 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 327
    • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Italy • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Slim USB FRU # CRU 54Y9266 1 54Y9267 1 54Y9268 1 54Y9269 1 54Y9270 1 Chapter 10. FRU lists 321
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 328
    • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Polish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Slim USB 322 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9271 1 54Y9272 1 54Y9273 1 54Y9274
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 329
    • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Slovak • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Keyboard -Slim USB FRU # CRU 54Y9276 1 54Y9277 1 54Y9278 1 54Y9279 1 54Y9280 1 Chapter 10. FRU lists 323
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 330
    • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Turkish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: 324 ThinkCentre Hardware Maintenance Manual FRU # CRU 54Y9281 1 54Y9282 1 54Y9283 1 54Y9284 1 54Y9285 1
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 331
    4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Slim USB--Estonia • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Sim-USB--India • MT 1730: Keyboard -Slim USB FRU # CRU 54Y9286 1 54Y9287 1 54Y9250 1 54Y9289 1 54Y9292 1 54Y8379 Chapter 10. FRU lists
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 332
    4169: • MT 5030: • MT 5048: • MT 7517: Lenovo enhanced optical USB mouse • MT 1730: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J A2U G2S G3Y G3S G1S G1U G1F • MT 5048: D1M C4H C5H C6H C7H C8A C8T H6J H7J H8J • MT 7517: A1S A1D A1Y A2U A2F A2S A3U A3F A3S A4U A4F A4S
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 333
    MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: ATI HD5450 (DP+DVI) HP 512M 64 bit • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: E4G C5G • MT 5048: • MT 7517: DP to DVI dongle 200mm • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: G1J G2J • MT 7517: PCI-E IEEE
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 334
    MT 4169: • MT 5030: • MT 5048: • MT 7517: Lenovo branded speakers • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Thermal grease syringe • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: 328 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 335
    1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: NVIDIA QUAPRO NVS300 512MB 64BIT DMS59 ATX • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # CRU 89P8571 1 64Y8204 1 03T8148 1 54Y8255 1 03T8152 1 Chapter 10. FRU lists 329
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 336
    B3U B3S B3F B4U B4F B4S B5U B5F B5S B6U B6F B6S Line cord-China • MT 1730: A1C A2C • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 41R3184 41R3256 CRU 1 1 330 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 337
    MT 4166: • MT 4169: • MT 5030: C9M D1M E1M E2M E7M F2M F3M F9M • MT 5048: D1M • MT 7517: Line cord-Korea • MT 1730: A1K A1R A2K A2R • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # CRU 41R3248 1 45J9595 1 41R3176 1 41R3196 1 41R3260 1 Chapter 10. FRU lists 331
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 338
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41R3278 41R3232 41R3212 41R3228 CRU 1 1 1 1 332 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 339
    , Hungary, Netherlands, Norway, Poland, Portugal, Romania, Spain, Sweden • MT 1730: A1A A2A • MT 1943: CTO • MT 4166: B2A • MT 4169: • MT 5030: C4A C5A C6A D2A D3A D4A E3A F7A F8A • MT 5048: C8A C9A D2A G6A • MT 7517: FRU # 41R3236 41R3220 41R3341 41R3208 CRU 1 1 1 1 Chapter 10. FRU lists 333
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 340
    B3U B3S B3F B4U B4F B4S B5U B5F B5S B6U B6F B6S Line cord-China • MT 1730: A1C A2C • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 41R3185 41R3257 CRU 1 1 CRU 1 1 334 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 341
    MT 4166: • MT 4169: • MT 5030: C9M D1M E1M E2M E7M F2M F3M F9M • MT 5048: D1M • MT 7517: Line cord-Korea • MT 1730: A1K A1R A2K A2R • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # CRU 41R3249 1 41R3271 1 41R3177 1 41R3197 1 41R3261 1 Chapter 10. FRU lists 335
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 342
    • MT 4169: A1G A2G • MT 5030: B1G B2G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E4G C5G F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G C1G C2G C3G E2G E3G F8G G9G G7G H4G • MT 7517: FRU # 41R3279 41R3233 41R3213 41R3229 CRU 1 1 1 1 336 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 343
    , Hungary, Netherlands, Norway, Poland, Portugal, Romania, Spain, Sweden • MT 1730: A1A A2A • MT 1943: CTO • MT 4166: B2A • MT 4169: • MT 5030: C4A C5A C6A D2A D3A D4A E3A F7A F8A • MT 5048: C8A C9A D2A G6A • MT 7517: FRU # 41R3237 41R3221 41R3175 41R3209 CRU 1 1 1 1 Chapter 10. FRU lists 337
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 344
    Traditional • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: India English • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows 7 Home Premium 32 FRU # CRU 03T0795 1 03T0796 1 338 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 345
    Kong • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Italian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows 7 Home Premium 32 FRU # CRU 03T0797 1 03T0798 1 03T0799 1 03T0800 1 03T0801 1 Chapter 10. FRU lists 339
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 346
    : • MT 4169: • MT 5030: • MT 5048: • MT 7517: Russian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Spanish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows 7 Home Premium 32 340 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 347
    : C&L EMEA (NL/FR/GR/IT/EN) • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 03T0807 03T0808 03T0809 Windows 7 Professional 32 Recovery CD Windows 7 Professional 32 English • MT 1730: A1U A1L A1G A1M A1A A1Q A1H A1R A1E • MT 1943: CTO • MT 4166: B2A E5G E7G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 348
    B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: B3F Italian • MT 1730: A1G • MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: FRU # CRU 03T0781 1 03T0788 1 03T0774 1 03T0780 1 342 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 349
    5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: Arabic • MT 1730: A1G • MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: FRU # CRU 03T0769 1 03T0776 1 03T0793 1 03T0792 1 03T0768 1 Chapter 10. FRU lists 343
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 350
    MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: Korean • MT 1730: A1K • MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: • MT 5048: • MT 7517: 344 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T0770 1 03T0771 1 03T0786
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 351
    5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: Romanian • MT 1730: A1G • MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: FRU # CRU 03T0777 1 03T0775 1 03T0790 1 03T0773 1 03T0785 1 Chapter 10. FRU lists 345
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 352
    • MT 1730: A1G • MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: English for Russia • MT 1730: A1G 346 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T0779 1 03T0772 1 03T0787 1 03T0789 1 03T0784 1 03T0794 1
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 353
    MT 1943: CTO • MT 4166: E5G E7G • MT 4169: • MT 5030: B1G B2G B3G B4G B5G B9G C1G C5G • MT 5048: E3G • MT 7517: FRU # Windows 7 Professional 64 Recovery CD Windows 7 Professional 64 Arabic • MT 1730: A2G • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 354
    • MT 5030: F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G E2G F8G G9G G7G H4G • MT 7517: Hong Kong • MT 1730: A2H • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # 03T0831 03T0832 03T0833 03T0834 03T0835 CRU 1 1 1 1 1 348 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 355
    • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Polish • MT 1730: A2G • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G E2G F8G G9G G7G H4G • MT 7517: FRU # 03T0836 03T0837 03T0838 03T0839 03T0840 CRU 1 1 1 1 1 Chapter 10. FRU lists 349
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 356
    G9G G7G H4G • MT 7517: B1S B2S Sebian-latin • MT 1730: A2G • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G B8G B9G E2G F8G G9G G7G H4G • MT 7517: FRU # 03T0841 03T0842 03T0843 03T0844 03T0845 CRU 1 1 1 1 1 350 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 357
    E9U F1U H3U G9G G7G H4G • MT 7517: A2U A3U A4U A5U A6U A8U A9U B1U B2U B4U B5U B6U C&L Nordics (DK/FI/SV/NO/EN) • MT 1730: A2G • MT 1943: CTO • MT 4166: B3G A1G A2G A9G • MT 4169: A1G A2G • MT 5030: F6G • MT 5048: D7G D8G A1G B3G B4G B5G B6G B7G
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 358
    4169: • MT 5030: E4G • MT 5048: • MT 7517: Russian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: E4G • MT 5048: • MT 7517: Spanish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: E4G • MT 5048: • MT 7517: Windows 7 Home Basic 32 352 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 359
    4169: • MT 5030: E4G • MT 5048: • MT 7517: US English • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: E4G • MT 5048: • MT 7517: Windows 7 Home Basic 32 Windows MT 4169: • MT 5030: • MT 5048: • MT 7517: French • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: Windows
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 360
    64 Recovery CD India English • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: English • MT 1730: Windows 7 Ultimate 64 354 ThinkCentre Hardware Maintenance Manual FRU # CRU 03T0855 1 FRU # CRU 03T0818 1 03T0819 1 FRU # CRU 03T0851 1 03T0852 1
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 361
    English • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Russian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows 7 Starter 32 FRU # CRU FRU # CRU 03T0820 1 03T0821 1 03T0822 1 03T0823 1 Chapter 10. FRU lists 355
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 362
    only for recovery DVDs that match the operating system specified on the COA. Japanese • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: English • MT 1730: Windows XP Professional 32 FRU # CRU 03T0590 1 03T0591 1 356 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 363
    MT 5048: • MT 7517: Czech • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Denmark • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows XP Professional 32 FRU # CRU 03T0738 1 03T0739 1 03T0740 1 03T0741 1 Chapter 10. FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 364
    • MT 4169: • MT 5030: • MT 5048: • MT 7517: Hongkong • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Italian • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows XP Professional 32 358 ThinkCentre Hardware Maintenance Manual FRU
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 365
    MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Swedish • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Turkish • MT 1730: Windows XP Professional 32 FRU # CRU 03T0747 1 03T0748 1 03T0749 1 03T0750 1 03T0751 1 03T0752 1 Chapter 10. FRU lists 359
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 366
    7517: Greek • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Hungary • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows XP Professional Generic FRU # CRU 03W7477 03W7483 03W7486 360 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 367
    is eligible only for recovery DVDs that match the operating system specified on the COA. India English • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: English • MT 1730: Windows Vista Business 32 FRU # CRU 03T1320 1 03T1321 1 Chapter 10. FRU lists 361
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 368
    : French • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: German • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: Windows Vista Home Basic 32 FRU # CRU 03T1322 1 03T1323 1 03T1324 1 362 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 369
    Nordics: DK/FI/SV/NO/EN • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: C&L2 EMEA: NL/FR/GR/IT/EN • MT 1730: • MT 1943: CTO • MT 4166: • MT 4169: • MT 5030: • MT 5048: • MT 7517: FRU # CRU 03T1325 1 03T1326 1 03T1327 1 03T1328 1 Chapter 10. FRU lists 363
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 370
    364 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 371
    http://www.lenovo.com/support 2. Lenovo Customer Support Center 3. Levels 1 and 2 Support To update (flash) the BIOS, see "Updating (flashing) the BIOS from a disc" on page 365. Updating (flashing) the BIOS from a disc This section provides instructions on how to update (flash) the BIOS from a disc
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 372
    on the screen after the download begins. 5. Follow the printed instructions to download, extract, and install the update. Recovering from a POST and BIOS update failure If the power to your computer is interrupted while the POST and BIOS is being updated, your computer might not restart correctly
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 373
    , 4169, 5030, 5048, 5069, and 7517, see "Completing the parts replacement" on page 113. For machine types 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518, see "Completing the parts replacement" on page 160. 8. Turn on the computer and then insert the POST and BIOS update (flash update) disc
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 374
    368 ThinkCentre Hardware Maintenance Manual
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 375
    the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering support applications where malfunction may result in injury or death to persons. The information contained in this document does not affect or change Lenovo product specifications
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 376
    European conformance CE mark Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo The Lenovo logo Rescue and Recovery ThinkCentre ThinkVantage Microsoft, Windows, and Windows Vista are trademarks of the Microsoft group of companies. Intel is
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 377
    from a POST and BIOS update 366 flashing the BIOS 365 front connectors, controls, indicators 74, 116 front audio and USB assembly, replacing 110, 159 front bezel removing, reinstalling 80, 122 © Copyright Lenovo 2011, 2012 front fan assembly, replacing 107 H hard disk drive, replacing 103, 134
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 378
    and BIOS update failure 366 recovery Boot-block Recovery 366 removing computer cover 79 removing, reinstalling front bezel 80, 122 replacing battery 92, 133 card reader 91 front audio and USB assembly 110 hard disk drive 103, 134 heat sink and fan assembly 95, 139 microprocessor 97, 147 power supply
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 379
  • Lenovo ThinkCentre M81 | Hardware Maintenance Manual - Page 380
    Part Number: 0A74545 Printed in USA (1P) P/N: 0A74545 *0A74545*
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ThinkCentre
Hardware Maintenance Manual
Machine Types:
0267, 0268, 0385, 1730, 1981, 1943, 4166, 4167,
4169, 5025, 5030, 5032, 5048, 5049, 5069, 5070, 7517, and 7518