Lenovo ThinkCentre M90p Maintenance Manual
  1. Manuals
  2. Brands
  3. Lenovo Manuals
  4. Desktop
  5. ThinkCentre M90p
  6. Maintenance manual
Lenovo ThinkCentre M90p Maintenance Manual

Lenovo ThinkCentre M90p Maintenance Manual

Hardware maintenance manual
Hide thumbs Also See for ThinkCentre M90p:
Table of Contents

Advertisement

Quick Links

See also: Reference Manual , Hardware Maintenance Manual
ThinkCentre Hardware
Maintenance Manual
Machine Type:7536

Advertisement

Table of Contents
loading

Related Manuals for Lenovo ThinkCentre M90p

Summary of Contents for Lenovo ThinkCentre M90p

  • Page 1 ThinkCentre Hardware Maintenance Manual Machine Type:7536...
  • Page 3 ThinkCentre Hardware Maintenance Manual Machine Type:7536...
  • Page 4 “Safety information” on page 3 and Appendix A “Notices” on page 101. Second Eidtion (February 2012) © Copyright Lenovo 2010, 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No.

  • Page 5: Table Of Contents

    Undetermined problems ... Lenovo Welcome....Lenovo Solution Center ...
  • Page 6 Vital Product Data ... Automatic Power-On features ..Secure Managed Client ..Appendix A. Notices ..BIOS levels .

  • Page 7: Chapter 1. About This Manual

    This manual contains service and reference information for ThinkCentre computer machine types listed on ® the front cover. This manual is intended only for trained servicers who are familiar with Lenovo computer products. Note: Be sure to read and understand the Chapter 2 “Safety information” on page 3 before using the information in this manual.
  • Page 8 Lenovo plans to transition to RoHS compliance well before the implementation date and expects its suppliers 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.

  • Page 9: Chapter 2. Safety Information

    Observe the following rules when working on electrical equipment. © Copyright Lenovo 2010, 2012...
  • Page 10 Important: Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. Many customers have, near their equipment, rubber floor mats that contain small conductive fibers to decrease electrostatic discharges. Do not use this type of mat to protect yourself from an electric shock.

  • Page 11: Voltage-Selection Switch

    Voltage-selection switch Some computers are equipped with a voltage-selection switch located near the power-cord connection point on the computer. If your computer has a voltage-selection switch, ensure that you set the switch to match the voltage available at your electrical outlet. Setting the voltage-selection switch incorrectly can cause permanent damage to the computer.

  • Page 12: Handling Electrostatic Discharge-Sensitive Devices

    5. Check for any obvious alterations. Use good judgment as to the safety of any alterations. 6. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage. 7.
  • Page 13 • French • German • Hebrew • Italian • Korean • Spanish DANGER Electrical current from power, telephone and communication cables is hazardous. To avoid a shock hazard: • Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm.
  • Page 14 CAUTION: When laser products (such as CD-ROMs, DVD-ROM drives, fiber optic devices, or transmitters) are installed, note the following: • Do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the device. •...
  • Page 15 Chapter 2 Safety information...
  • Page 16 ≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) PERIGO ThinkCentre Hardware Maintenance Manual...
  • Page 17 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. •...
  • Page 18 • Não remova as tampas. A remoção das tampas de um produto a laser pode resultar em exposição prejudicial à radiação de laser. Não existem peças que podem ser consertadas no interior do dispositivo. • A utilização de controles ou ajustes ou a execução de procedimentos diferentes dos especificados aqui pode resultar em exposição prejudicial à...
  • Page 19 Chapter 2 Safety information...
  • Page 20 ThinkCentre Hardware Maintenance Manual...
  • Page 21 Chapter 2 Safety information...
  • Page 22 DANGER Le courant électrique provenant de l'alimentation, du téléphone et des câbles de transmission peut présenter un danger. Pour éviter tout risque de choc électrique : • Ne manipulez aucun câble et n'effectuez aucune opération d'installation, d'entretien ou de reconfiguration de ce produit au cours d'un orage.
  • Page 23 Connexion Déconnexion 1. Mettez les unités HORS TENSION. 1. Mettez les unités HORS TENSION. 2. Commencez par brancher tous les cordons sur les 2. Débranchez les cordons d'alimentation des prises. unités. 3. Débranchez les câbles d'interface des connecteurs. 3. Branchez les câbles d'interface sur des connecteurs. 4.
  • Page 24 ≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) 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 de plusieurs cordonsd'alimentation.
  • Page 25 • Die Verbindung zu den angeschlossenen Netzkabeln, Telekommunikationssystemen, Netzwerken und Modems ist vor dem Öffnen des Gehäuses zu unterbrechen, sofern in den Installations- und Konfigurationsprozeduren keine anders lautenden Anweisungen enthalten sind. • Zum Installieren, Transportieren und Öffnen der Abdeckungen des Computers oder der angeschlossenen Einheiten die Kabel gemäß...
  • Page 26 Laserstrahlung bei geöffneter Verkleidung. Nicht in den Strahl blicken. Keine Lupen oder Spiegel verwenden. Strahlungsbereich meiden. ≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) ACHTUNG: Arbeitsschutzrichtlinien beim Anheben der Maschine beachten. ACHTUNG: Mit dem Netzschalter an der Einheit und am Netzteil wird die Stromversorgung für die Einheit nicht unterbrochen.
  • Page 27 Chapter 2 Safety information...
  • Page 28 PERICOLO La corrente elettrica proveniente dai cavi di alimentazione, del telefono e di comunicazione può essere pericolosa. Per evitare il rischio di scosse elettriche: • Non collegare o scollegare qualsiasi cavo oppure effettuare l'installazione, la manutenzione o la riconfigurazione del prodotto durante un temporale. •...
  • Page 29 • Se possibile, utilizzare solo una mano per collegare o scollegare i cavi di segnale. • Non accendere assolutamente apparecchiature in presenza di incendi, perdite d'acqua o danno strutturale. • Scollegare i cavi di alimentazione, i sistemi di telecomunicazione, le reti e il modem prima di aprire i coperchi del dispositivo, salvo istruzioni contrarie relative alle procedure di installazione e configurazione.
  • Page 30 PERICOLO Alcune unità laser contengono un diodo laser di Classe 3A o Classe 3B. Tener presente quanto segue: Aprendo l'unità vengono emesse radiazioni laser. Non fissare il fascio, non guardarlo direttamente con strumenti ottici ed evitare l'esposizione al fascio. ≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) ATTENZIONE:...
  • Page 31 Chapter 2 Safety information...
  • Page 32 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 durante una tormenta eléctrica. •...
  • Page 33 • Desconecte los cables de alimentación, los sistemas de telecomunicaciones, las redes y los módems conectados antes de abrir las cubiertas de los dispositivos, a menos que se indique lo contrario en los procedimientos de instalación y configuración. • Conecte y desconecte los cables, como se describe en la tabla siguiente, cuando instale, mueva o abra las cubiertas de este producto o de los dispositivos conectados.
  • Page 34 Algunos productos láser tienen incorporado un diodo láser de clase 3A o clase 3B. Tenga en cuenta lo siguiente: Cuando se abre, queda expuesto a radiación láser. No mire directamente al rayo láser, ni siquiera con instrumentos ópticos, y evite exponerse directamente al rayo láser. ≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs)

  • Page 35: Chapter 3. General Information

    The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It combines diagnostic tests, system information collection, security status, and support information, along with hints and tips for maximum system performance. See “Lenovo Solution Center” on page 33 for detailed information.

  • Page 36: Specifications

    Specifications This section lists the physical specifications for your computer. For machine type: 7536 Dimensions Width: 317 mm (6.89 inches) Height: 99 mm (15.83 inches) Depth: 355 mm (17.32 inches) Weight Maximum configuration as shipped: 7.5 kg (16.53 lbs) ThinkCentre Hardware Maintenance Manual...

  • Page 37: Chapter 4. General Checkout

    • If you receive an error, replace the part that the diagnostic program calls out or go to “Diagnostic error codes” on page 44. • If the test stops and you cannot continue, replace the last device tested. © Copyright Lenovo 2010, 2012...

  • Page 38: Problem Determination Tips

    Problem determination tips Due to the variety of hardware and software combinations that can be encountered, use the following information to assist you in problem determination. If possible, have this information available when requesting assistance from Service Support and Engineering functions. •...

  • Page 39: Chapter 5. Diagnostics

    3. If you are unable to isolate and repair the problem yourself after running the programs, save and print the log files created by the programs. You will need the log files when you speak to a Lenovo technical support representative.

  • Page 40: Pc-Doctor For Rescue And Recovery

    Note: If you are unable to isolate and repair the problem yourself after running the program, save and print the log files created by the program. You will need the log files when you speak to a Lenovo technical support representative.

  • Page 41: Navigating Through The Diagnostics Programs

    2. Make sure the computer is turned on and then insert the disc into the optical drive. The diagnostic program opens. Note: You can insert the disc into the optical drive when you are setting the startup device sequence. However, if you insert the disc into the optical drive when you have already entered the operating system, you need to restart the computer to access the diagnostic program.

  • Page 42: Viewing The Test Log

    • Failure Type: Represents the type of error encountered. • DeviceID: Contains the component's unit-ID that corresponds to a fixed disk drive, removable media drive, processor, specific RIMM, or a device on the PCI bus. • Date: Contains the date when the diagnostic test was run. The date is retrieved from CMOS and displayed using the YYYYMMDD format.
  • Page 43 To view details of a failure or to view a list of test results, use the following procedure from any test category screen: 1. Press F3 to activate the log file. 2. Press F3 again to save the file to diskette or press F2 to print the file. Chapter 5 Diagnostics...
  • Page 44 ThinkCentre Hardware Maintenance Manual...

  • Page 45: Chapter 6. Using The Setup Utility Program

    • Have at least eight characters in length • Contain at least one alphabetic character and one numeric character • Setup Utility program and hard disk drive passwords are not case sensitive © Copyright Lenovo 2010, 2012...

  • Page 46: Power-On Password

    • Not be your name or your user name • Not be a common word or a common name • Be significantly different from your previous passwords Power-On Password When a Power-On Password is set, you are prompted to type a valid password each time the computer is turned on.

  • Page 47: Selecting A Startup Device

    2. From the Setup Utility program main menu, select Devices. 3. Depending on the device you want to enable or disable, do one of the following: • Select USB Setup to enable or disable a USB device. • Select ATA Drive Setup to enable or disable an internal or external SATA device. 4.
  • Page 48 ThinkCentre Hardware Maintenance Manual...

  • Page 49: Chapter 7. Symptom-To-Fru Index

    1. Attempt to back-up the data on the failing hard disk drive. 2. Using the operating system programs, format the hard disk drive. The drive is defective. Replace the hard disk drive. Power Supply Problems If you suspect a power problem, use the following procedures. © Copyright Lenovo 2010, 2012...

  • Page 50: Diagnostic Error Codes

    Check/Verify FRU/Action Reseat connectors Check the following for proper installation. • Power cord • On/Off switch connector • On/Off switch power supply connector • System board power supply connectors • Microprocessor(s) connection Power cord Check the power cord for continuity. Check the power-on switch for continuity.
  • Page 51 Diagnostic Error Code FRU/Action 000-038-XXX BIOS Extension failure 1. Flash the system. See “Updating (flashing) BIOS from a disc” on page 98 2. Adapter card 3. System board 000-039-XXX BIOS DMI data error 1. Flash the system. See “Updating (flashing) BIOS from a disc”...
  • Page 52 Diagnostic Error Code FRU/Action 001-027-XXX System Configuration/Setup error 1. Run Setup 2. Flash the system. See “Updating (flashing) BIOS from a disc” on page 98 3. System board 001-032-XXX System Device Controller failure System board 001-034-XXX System Device Buffer Allocation failure 1.
  • Page 53 Diagnostic Error Code FRU/Action 001-268-XXX System IRQ1 failure 1. Device on IRQ1 2. System board 001-269-XXX System IRQ2 failure 1. Device on IRQ2 2. System board 001-270-XXX System IRQ3 failure 1. Device on IRQ3 2. System board 001-271-XXX System IRQ4 failure 1.
  • Page 54 Diagnostic Error Code FRU/Action 001-299-XXX System RTC periodic interrupt failure System board 001-300-XXX System RTC Alarm failure System board 001-301-XXX System RTC Century byte error 1. Flash the system. See “Updating (flashing) BIOS from a disc” on page 98 2. System board 005-000-XXX Video Test Passed No action 005-00X-XXX Video error...
  • Page 55 Diagnostic Error Code FRU/Action 005-197-XXX Video test warning 1. Make sure the component that is called out is connected and/or enabled. See Chapter 6 “Using the Setup Utility program” on page 39 2. Re-run test 3. Replace the component called out in warning statement 4.
  • Page 56 Diagnostic Error Code FRU/Action 011-001-XXX Serial port Presence 1. Remove external serial device, if present 2. Run setup, enable port 3. System board 011-002-XXX 011-003-XXX Serial port Timeout/Parity System board error 011-013-XXX 011-014-XXX Serial port Control System board Signal/Loopback test failure 011-015-XXX Serial port External Loopback failure 1.
  • Page 57 Diagnostic Error Code FRU/Action 1. Wrap plug 014-015-XXX Parallel port External Loopback failure 2. System board 014-027-XXX Parallel port Configuration/Setup error 1. Run Setup, enable port 2. Flash the system. See “Updating (flashing) BIOS from a disc” on page 98 3.
  • Page 58 Diagnostic Error Code FRU/Action 1. Reboot the system 015-034-XXX USB port buffer allocation failure 2. Flash the system and re-test. See “Updating (flashing) BIOS from a disc” on page 98 3. Run memory test 4. System board 015-035-XXX USB port Reset condition detected 1.
  • Page 59 Diagnostic Error Code FRU/Action 1. Make sure the component that is called out is 018-197-XXX PCI Card test warning connected and/or enabled. See Chapter 6 “Using the Setup Utility program” on page 39 2. Re-run test 3. Replace the component that is called out in warning statement 4.
  • Page 60 Diagnostic Error Code FRU/Action 020-262-XXXPCI system error 1. PCI card 2. Riser card, if installed 3. System board 025-000-XXXIDE interface Test Passed No action 025-00X-XXX 025-01X-XXX IDE interface failure 1. IDE signal cable 2. Check power supply voltages 3. Reseat IDE signal cable 4.
  • Page 61 Diagnostic Error Code FRU/Action 030-00X-XXX 030-01X-XXX SCSI interface failure 1. SCSI signal cable 2. Check power supply 3. SCSI device 4. SCSI adapter card, if installed 5. System board 030-027-XXX SCSI interface Configuration/Setup error 1. SCSI signal cable 2. Flash the system. See “Updating (flashing) BIOS from a disc”...
  • Page 62 Diagnostic Error Code FRU/Action 1. Make sure the component that is called out is 035-197-XXX RAID interface test warning connected and/or enabled. See Chapter 6 “Using the Setup Utility program” on page 39 2. Re-run test 3. Replace the component that is called out in warning statement 4.
  • Page 63 Diagnostic Error Code FRU/Action 071-199-XXX Audio port test failed, cause unknown 1. See “Undetermined problems” on page 64 2. Flash the system and re-test. See “Updating (flashing) BIOS from a disc” on page 98 3. Replace component under function test 071-25X-XXX Audio port failure 1.
  • Page 64 Diagnostic Error Code FRU/Action 1. Make sure the component that is called out is 086-197-XXX Mouse Port interface test warning connected and/or enabled. See Chapter 6 “Using the Setup Utility program” on page 39 2. Re-run test 3. Replace the component that is called out in warning statement 4.
  • Page 65 Diagnostic Error Code FRU/Action 1. Make sure the component that is called out is 170-197-XXX Voltage Sensor(s) test warning connected and/or enabled. See Chapter 6 “Using the Setup Utility program” on page 39 2. Re-run test 3. Replace the component that is called out in warning statement 4.
  • Page 66 Diagnostic Error Code FRU/Action 175-250-XXX 175-251-XXX Thermal Sensor(s) limit error 1. Check fans 2. Check Power supply voltages 3. Microprocessor 4. System board 185-000-XXX Asset Security Test Passed No action 185-XXX-XXX Asset Security failure 1. Flash system 2. System board 185-278-XXX Asset Security Chassis Intrusion 1.

  • Page 67: Beep Symptoms

    Diagnostic Error Code FRU/Action 220-XXX-XXX Hi-Capacity Cartridge Drive error 1. Remove the Hi-Capacity Cartridge Drive and re-test the system 301-XXX-XXX Keyboard error 1. Keyboard 2. Check and test mouse 3. System board 301-000-XXX Keyboard Test Passed No action 302-000-XXX Mouse Test Passed No action 302-XXX-XXX Mouse error 1.
  • Page 68 • Starts the video operation • Verifies that the boot drive is working If the POST detects a problem, an error message is displayed on the screen. A single problem can cause several error messages. When you correct the cause of the first error message, the other error messages probably will not be displayed the next time you turn on the computer.

  • Page 69: Miscellaneous Error Messages

    Error code POST error message Description/Action 0662 This error message is displayed when Configuration change has occurred a floppy drive change has been made. Press F10 to exit. 1820 More than one external fingerprint If more than one external fingerprint reader is attached.

  • Page 70: Undetermined Problems

    Message/Symptom FRU/Action Flashing cursor with an otherwise blank display. 1. System Board 2. Primary Hard Disk Drive 3. Hard Disk Drive Cable Incorrect memory size during POST 1. Run the Memory tests 2. Memory Module 3. System Board "Insert a Diskette" icon appears with a known-good 1.
  • Page 71 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. 4. Repeat steps 1 through 3 until you find the failing device or adapter cards. If all devices and adapter cards have been removed, and the problem continues, replace the system board.
  • Page 72 ThinkCentre Hardware Maintenance Manual...

  • Page 73: Chapter 8. Replacing Frus (Machine Type: 7536)

    Figure 2 “Rear connector locations” on page 68 shows the location of connectors on the rear of the computer. Some connectors on the rear of the computer are color-coded to help you determine where to connect the cables on your computer. © Copyright Lenovo 2010, 2012...

  • Page 74: Opening The Computer Cover

    Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to open the computer cover. CAUTION: Turn off the computer and wait three to five minutes to let the computer cool before opening the computer cover.

  • Page 75: Locating Components

    To open the computer cover, do the following: 1. Remove any media from the drives and turn off all attached devices and the computer. 2. Disconnect all power cords from electrical outlets. 3. Disconnect the power cords, Input/Output (I/O) cables, and any other cables that are connected to the computer.

  • Page 76: Locating Parts On The System Board

    Figure 4. Component locations Hard disk drive (installed in some models) Optical drive Heat sink Memory module Internal speaker (installed in some models) Power supply assembly System fan assembly Locating parts on the system board Figure 5 “System board parts locations” on page 71 shows the locations of the parts on the system board. ThinkCentre Hardware Maintenance Manual...

  • Page 77: Replacing The Battery

    Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support Chapter 8 Replacing FRUs (Machine type: 7536)
  • Page 78 Your computer has a special type of memory that maintains the date, time, and settings for built-in features, such as parallel-port assignments (configuration). A battery keeps this information active when you turn off the computer. The battery normally requires no charging or maintenance throughout its life; however, no battery lasts forever.

  • Page 79: Replacing A Memory Module

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to install or replace a memory module.

  • Page 80: Replacing A Pci Card

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to install or replace a PCI card. Your computer has one standard PCI card slot and one PCI Express x16 graphics card slot.
  • Page 81 3. Rotate the PCI card retainer to the open position. 4. 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. Figure 11.

  • Page 82: Replacing The Power Supply Assembly

    Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the power supply assembly.
  • Page 83 Figure 13. Removing the retaining screws for the power supply assembly 4. Open the computer cover. See “Opening the computer cover” on page 68. 5. Pivot the optical drive bay assembly upward to gain access to the power supply assembly. 6.

  • Page 84: Replacing The Heat Sink

    10. Install and tighten the four screws to secure the power supply assembly. Note: Use only the screws provided by Lenovo. 11. Reconnect all the power supply assembly cables to the system board and each of the drives.

  • Page 85: Replacing The Microprocessor

    Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:http://www.lenovo.com/support This section provides instructions on how to replace the microprocessor.
  • Page 86 CAUTION: The heat sink and microprocessor might be very hot. Turn off the computer and wait three to five minutes to let the computer cool before opening the computer cover. To replace the microprocessor: 1. Open the computer cover. See “Opening the computer cover” on page 68. 2.
  • Page 87 c. Touch only the sides of the microprocessor. Do not touch the gold contacts on the bottom. d. Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be kept as clean as possible. Figure 18.

  • Page 88: Replacing The System Board

    Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:http://www.lenovo.com/support This section provides instructions on how to replace the system board.
  • Page 89 To install the microprocessor socket cover, do the following: 1. Release the lever securing the microprocessor retainer and open the retainer to access the microprocessor. 2. Grasp the microprocessor on the sides and lift it straight up and out of the socket. Do not touch the contacts on the microprocessor socket.

  • Page 90: Replacing The Hard Disk Drive

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the hard disk drive if your computer has one. For computer models that do not have an internal hard disk drive and use a remote hard disk drive accessed through the SMC - Storage Array, contact your network or storage administrator.
  • Page 91 8. To install a new hard disk drive into the bracket, flex the bracket and align pin , pin , pin , and pin on the bracket with the corresponding holes in the hard disk drive. Figure 22. Installing the hard disk drive into the bracket Important: Do not touch the circuit board on the bottom of the hard disk drive.

  • Page 92: Replacing The Optical Drive

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the optical drive. To replace the optical drive, do the following: 1.

  • Page 93: Replacing The Internal Speaker

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the internal speaker. Note: Not all computers have the internal speaker.
  • Page 94 Figure 27. Removing the front bezel 4. Pivot the optical drive bay assembly upward to gain access to the internal speaker. 5. Locate the internal speaker. See “Locating components” on page 69. 6. Disconnect the internal speaker cable and the thermal sensor cable from the internal speaker connector and the thermal sensor connector on the system board.
  • Page 95 Figure 28. Removing the internal speaker 8. Remove the attached thermal sensor cable from the old internal speaker and install it on the new internal speaker. 9. Insert the two tabs on the bottom of the new internal speaker into the corresponding holes in the chassis, and push the speaker straight down until the other two tabs snap into position.

  • Page 96: Replacing The Front Audio And Usb Assembly

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the front audio and USB assembly.

  • Page 97: Replacing The System Fan

    ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the system fan. To replace the system fan, do the following:...
  • Page 98 1. Turn off the computer and disconnect all power cords from electrical outlets. 2. Open the computer cover. See “Opening the computer cover” on page 68. 3. Remove the front bezel by releasing the three plastic tabs and pivoting the front bezel outward. Figure 31.

  • Page 99: Completing The Parts Replacement

    Figure 32. Removing the system fan 8. Align the four tabs on the bottom of the new system fan with the corresponding holes in the chassis, and push the new system fan straight down until it snaps into position. 9. Connect the system fan cable to the microprocessor fan connector on the system board. See “Locating parts on the system board”...
  • Page 100 4. Lower the optical drive bay assembly. 5. Close the computer cover. 6. Reconnect the external cables and power cords to the computer. See “Locating connectors on the rear of the computer” on page 67. ThinkCentre Hardware Maintenance Manual...

  • Page 101: Chapter 9. Fru Lists

    54Y8265 03T9517 92 x 38 mm system fan assembly (all models) Optical drive, DVD-ROM Drive - 16x /48x - SATA (model 91U 91F) 71Y5543 03T7008 Memory module, 1GB PC3-10600 1333MHz DDR3 UDIMM (model 91U 91F) © Copyright Lenovo 2010, 2012...
  • Page 102 Chassis assembly (metal), 607DTL,SFF-LH (all models) 03T9521 HDD bracket assembly, 607DTL, SFF-LH (all models) 03T9522 Top cover assembly -LH (all models) 03T9523 7536 Keyboard (Lenovo Preferred Pro USB ) FRU# US English (model 91U) 54Y8342 French Canadian (model 91F) 54Y8343...

  • Page 103: Chapter 10. Additional Service Information

    “Using passwords” on page 39. Operating system password Note: This section applies only to computer models that have an operating system preinstalled from Lenovo. An operating system password is very similar to a power-on password and denies access to the computer by an unauthorized user when the password is activated.

  • Page 104: Updating (Flashing) Bios From A Disc

    6. Follow the instructions on the screen to complete the update. Updating (flashing) BIOS from your operating system Note: Because Lenovo makes constant improvements to the Web site, the Web page contents are subject to change without notice, including the contents referenced in the following procedure.

  • Page 105: Power Management

    2. Unplug all power cords from electrical outlets, and open the computer cover. Refer to “Opening the computer cover” on page 68. 3. Access the system board. Refer to “Replacing the system board” on page 82. 4. Locate the Clear CMOS /Recovery jumper on the system board. Refer to “Locating parts on the system board”...
  • Page 106 ThinkCentre Hardware Maintenance Manual...

  • Page 107: Appendix A. Notices

    Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.

  • Page 108: Television Output Notice

    Macrovision Corporation. Reverse engineering or disassembly is prohibited. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo Rescue and Recovery...

  • Page 109: Index

    PCI card starting the Setup Utility program internal speaker, replacing startup device sequence, changing temporary, selecting system board Lenovo Solution Center connectors Lenovo ThinkVantage Toolbox locating parts Lenovo Welcome locations locating components system fan, replacing © Copyright Lenovo 2010, 2012...
  • Page 110 temporary startup device updating (flashing) BIOS updating (flashing) BIOS using passwords Setup Utility viewing and changing settings ThinkCentre Hardware Maintenance Manual...
  • Page 112 Part Number: 0A22817 Printed in USA (1P) P/N: 0A22817 *0A22817*...

This manual is also suitable for:

Thinkcentre 7536

Table of Contents