Lenovo ThinkCentre M73p Hardware Maintenance Manual
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Lenovo ThinkCentre M73p Hardware Maintenance Manual

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ThinkCentre M73p
Hardware Maintenance Manual
Machine Types: 10K9, 10KA, 10KB, and 10KC

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  • Page 1 ThinkCentre M73p Hardware Maintenance Manual Machine Types: 10K9, 10KA, 10KB, and 10KC...
  • Page 2 1 “Read this first: Important safety information” on page 1 and Appendix F “Notices” on page 147. First Edition (August 2015) © Copyright Lenovo 2015. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration...

  • Page 3: Table Of Contents

    ....Using the Setup Utility program ..An introduction to Lenovo programs ..Starting the Setup Utility program ..
  • Page 4 Safety and warranty ... Lenovo Solution Center ..Lenovo Web site ... . UEFI diagnostic program ..
  • Page 5 Trademarks ....Appendix D. China Energy Label . . Appendix E. ENERGY STAR model information ... . . © Copyright Lenovo 2015...
  • Page 6 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 7: About This Manual

    Important: This manual is intended only for trained service technicians who are familiar with Lenovo computers. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing a Lenovo computer, be sure to read and understand Chapter 1 “Read this first: Important safety information” on page 1.
  • Page 8 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 9: Chapter 1. Read This First: Important Safety Information

    • Do not perform any action that causes hazards to the customer, or that makes the equipment unsafe. • Before you start the machine, ensure that other service representatives and the customer's personnel are not in a hazardous position. © Copyright Lenovo 2015...

  • Page 10: Electrical Safety

    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 electrical shock. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 11 • Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. If an electrical accident occurs, you can then operate the switch or unplug the power cord quickly. • Do not work alone under hazardous conditions or near equipment that has hazardous voltages. •...

  • Page 12: Safety Inspection Guide

    2. Make sure that the ESD protective devices you use have been certified (ISO 9000) as fully effective. When handling ESD-sensitive parts: • Keep the parts in protective packages until they are inserted into the product. • Avoid contact with other people while handling the part. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 13: Grounding Requirements

    • Wear a grounded wrist strap against your skin to eliminate static on your body. • Prevent the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist strap. • Use the black side of a grounded work mat to provide a static-free work surface. The mat is especially useful when handling ESD-sensitive devices.
  • Page 14 Some laser products contain an embedded Class 3A or Class 3B laser diode. Note the following: Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 15 ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) CAUTION: Use safe practices when lifting. CAUTION: The power control button on the device and the power switch 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.
  • Page 16 ThinkCentre M73p Hardware Maintenance Manual...
  • Page 17 ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. Chapter 1 Read this first: Important safety information...
  • 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. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 19 • A utilização de controles ou ajustes ou a execução de procedimentos diferentes dos especificados aqui pode resultar em exposição prejudicial à radiação. PERIGO Alguns produtos a laser contêm diodo de laser integrado da Classe 3A ou da Classe 3B. Observe o seguinte: Radiação a laser quando aberto.
  • Page 20 ThinkCentre M73p Hardware Maintenance Manual...
  • Page 21 Chapter 1 Read this first: Important safety information...
  • Page 22 ThinkCentre M73p Hardware Maintenance Manual...
  • Page 23 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 24 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. Pour mettre l'unité hors tension, vous devez déconnectertous les cordons de la source d'alimentation. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 25 VORSICHT An Netz-, Telefon- und Datenleitungen können gefährliche Spannungen anliegen. Aus Sicherheitsgründen: • Bei Gewitter an diesem Gerät keine Kabel anschließen oder lösen. Ferner keine Installations-, Wartungs- oder Rekonfigurationsarbeiten durchführen. • Gerät nur an eine Schutzkontaktsteckdose mit ordnungsgemäß geerdetem Schutzkontakt anschließen.
  • Page 26 Mit dem Netzschalter an der Einheit und am Netzteil wird die Stromversorgung für die Einheit nicht unterbrochen. Die Einheit kann auch mit mehreren Netzkabeln ausgestattet sein. Um die Stromversorgung für die Einheit vollständig zu unterbrechen, müssen alle zum Gerät führenden Netzkabel vom Netz getrennt werden. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 27 Chapter 1 Read this first: Important safety information...
  • Page 28 ThinkCentre M73p Hardware Maintenance Manual...
  • Page 29 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 30 Il pulsante di controllo dell'alimentazione presente sull'unità e l'interruttore dell'alimentatore non disattivano l'alimentazione corrente fornita all'unità. E' possibile che 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. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 31 Chapter 1 Read this first: Important safety information...
  • Page 32 • Cualquier equipo que se conecte a este producto también debe conectarse a tomas de corriente debidamente cableadas. • Siempre que sea posible, utilice una sola mano para conectar o desconectar los cables de señal. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 33 • No encienda nunca un equipo cuando hay señales de fuego, agua o daños estructurales. • 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.
  • Page 34 Además, el dispositivo podría tener más de un cable de alimentación. Para suprimir toda la corriente eléctrica del dispositivo, asegúrese de que todos los cables de alimentación estén desconectados de la toma de corriente. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 35: Chapter 2. Product Overview

    Note: The computer hardware might look slightly different from the illustrations. Front view Figure 1. Front view Power indicator Storage drive activity indicator Power button Optical drive eject/close button (available on some models) Card reader slot (available on some models) USB 2.0 connector © Copyright Lenovo 2015...
  • Page 36 When the indicator is on, the storage drives are in use. • USB 2.0 connector Used to connect a device that requires a USB 2.0 connection, such as a keyboard, a mouse, a scanner, a printer, or a personal digital assistant (PDA). ThinkCentre M73p Hardware Maintenance Manual...

  • Page 37: Rear View

    Rear view Figure 2. Rear view Power cord connector Serial connector VGA connector PS/2 mouse connector (available on some models) ® DisplayPort connectors (2) PS/2 keyboard connector (available on some models) USB 3.0 connectors (4) USB 2.0 connectors (2) Ethernet connector Microphone connector Audio line-out connector Audio line-in connector...
  • Page 38 Used to connect a device that requires a USB 2.0 or USB 3.0 connection, such as a keyboard, a mouse, a scanner, a printer, or a PDA. • VGA connector Used to connect a video graphics array (VGA) monitor or other devices that use a VGA connector. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 39: Computer Components

    Computer components Note: Depending on your computer model, some of the following components might not be available. Figure 3. Computer components Computer cover Power supply assembly System board Heat sink and fan assembly Microprocessor Memory module Optical drive Card reader Front audio and USB assembly Coin-cell battery Front Wi-Fi antenna...
  • Page 40 • Optional-service CRUs: These CRUs are isolated parts within the computer and are concealed by an access panel that is typically secured by more than two screws. Once the access panel is removed, the specific CRU is visible. Number FRU description Self-service CRU Optional-service CRU Rear fan Coin-cell battery ThinkCentre M73p Hardware Maintenance Manual...
  • Page 41 Thermal sensor Wi-Fi card Wi-Fi card adapter PCI Express card Rear Wi-Fi antenna Cover presence switch (Intrusion switch) Computer cover For detailed FRU information, such as the FRU part numbers and supported computer models, go to: http:/www.lenovo.com/serviceparts-lookup Chapter 2 Product overview...

  • Page 42: Parts On The System Board

    Semiconductor) /Recovery jumper Internal speaker connector Front audio connector PCI card slot PCI Express card slot (physical link width x16; negotiable link width x4, x1) PCI Express x1 card slot PCI Express x16 graphics card slot ThinkCentre M73p Hardware Maintenance Manual...
  • Page 43 System fan connector Cover presence switch connector (Intrusion switch connector) Coin-cell battery Chapter 2 Product overview...

  • Page 44: Machine Type And Model Label

    Machine type and model label The machine type and model label identifies your computer. When you contact Lenovo for help, the machine type and model information helps support technicians to identify your computer and provide faster service. The machine type and model label is attached on the bottom of your computer as shown.
  • Page 45 Your computer is preinstalled with Windows 7 or Windows 10 operating system. Additional operating systems might be identified by Lenovo as compatible with your computer. To determine if an operating system has been certified or tested for compatibility, check the Web site of the operating system provider.
  • Page 46 Performance Mode” on page 64 and “Enabling or disabling the ICE Thermal Alert feature” on page 65. ® • Intel Standard Manageability Intel Standard Manageability is hardware- and firmware-based technology that makes computers easier and less expensive for businesses to monitor, maintain, update, upgrade, and repair. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 47 • Intel Active Management Technology (AMT) (available on some models) Intel Active Management Technology is hardware- and firmware-based technology that makes computers easier and less expensive for businesses to monitor, maintain, update, upgrade, and repair. • Intel Matrix Storage Manager Intel Matrix Storage Manager is a device driver that provides support for Serial Advanced Technology Attachment (SATA) Redundant Array of Independent Disks (RAID) 5 arrays and SATA RAID 10 arrays on specific Intel chipset system boards to enhance hard disk performance.

  • Page 48: Specifications

    Accessing a program on your computer Note: For Windows 7, depending on your computer model, some of the Lenovo programs might be ready to be installed, so you need to install them manually. Then, you can access and use these programs.

  • Page 49: Installing A Program That Is Ready To Be Installed

    An introduction to Lenovo programs This section provides information about the major Lenovo programs available on your operating system. Note: Depending on your computer model, some of the following programs might not be available.
  • Page 50 BIOS updates. The program gathers information from the Lenovo Help Center about new updates for your computer, then sorts and displays the updates for download and installation. You have complete control of which updates to download and install.
  • Page 51 The SHAREit or Lenovo SHAREit program provides a quick and easy way to share files and folders among computers, smartphones, tablets, or smart TVs with the Android or the Windows operating system installed. SHAREit or Lenovo SHAREit uses any type of network or even no network at all to share files and folders.
  • Page 52 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 53: Chapter 3. Using Your Computer

    Lenovo for help. In addition, some locations offer extended privileges and services to registered users. To register your computer with Lenovo, ensure that your computer is connected to the Internet. Then, go to http://www.lenovo.com/register and follow the instructions on the screen.

  • Page 54: Guidelines About Using The Optical Drive

    Note: If the tray does not slide out of the drive when you press the eject/close button, turn off your computer. Then, insert a straightened paper clip into the emergency-eject hole adjacent to the eject/close button. Use the emergency eject only in an emergency. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 55: Recording A Disc

    Recording a disc If your optical drive supports recording, you can record a disc. Recording a disc using Windows tools To record a disc using Windows tools, do one of the following: • Burn a disc using the AutoPlay window. 1.

  • Page 56: Connecting To A Wireless Lan

    Note: If the Bluetooth icon is not displayed in the Windows notification area, add the icon to the notification area. See “Adding an icon to the Windows notification area” on page 45. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 57: Chapter 4. You And Your Computer

    1. Comfort Although no single working position is ideal for everyone, here are a few guidelines to help you find a position that suits you best. The following figure sets an example for your reference. © Copyright Lenovo 2015...

  • Page 58: Accessibility Information

    Accessibility information Lenovo is committed to providing users who have hearing, vision, and mobility limitations with greater access to information and technology. This section provides information about the ways these users can get the most out of their computer experience. You also can get the most up-to-date accessibility information from the following Web site: http://www.lenovo.com/accessibility...
  • Page 59 Ease of Access Center Ease of Access Center on the Windows operating system enables users to configure their computers to suit their physical and cognitive needs. To use Ease of Access Center, do the following: 1. Click the Start button to open the Start menu. 2.
  • Page 60 – Change the size of the items on the desktop or a window. Note: This function might not work on some windows. If your mouse has a wheel, press and hold Ctrl, and then scroll the wheel to change the item size. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 61: Cleaning Your Computer

    Then, you can type a message on your computer and send it to the telephone. Documentation in accessible formats Lenovo provides electronic documentation in accessible formats, such as properly tagged PDF files or HyperText Markup Language (HTML) files. Lenovo electronic documentation is developed to ensure that visually impaired users can read the documentation through a screen reader.

  • Page 62: Good Maintenance Practices

    The cause of a problem might be change in hardware, change in software, or any other actions that might have taken place. A log book can help you or a Lenovo technician determine the cause of a problem. • Back up your data on the storage drive regularly. You can restore the storage drive from a backup.

  • Page 63: Moving Your Computer

    To get the latest system updates for your computer, ensure that your computer is connected to the Internet and do one of the following: • Use one of the following Lenovo programs to get the system updates, such as device driver updates, software updates, and BIOS updates: –...
  • Page 64 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 65: Chapter 5. Security

    Locking the computer cover helps prevent unauthorized people from gaining access to the inside of your computer. Your computer comes with a padlock loop so that the computer cover cannot be removed when a padlock is installed. Figure 7. Installing a padlock © Copyright Lenovo 2015...

  • Page 66: Attaching A Kensington-Style Cable Lock

    The cable lock also locks the buttons used to open the computer cover. This is the same type of lock used with many notebook computers. You can order such a cable lock directly from Lenovo by searching for Kensington at: http://www.lenovo.com/support Figure 8.

  • Page 67: Attaching A Cable Lock

    Attaching a cable lock A cable lock can be used to secure devices, such as the keyboard and the mouse, by locking the device cables to your computer. The cable lock connects to the cable-lock slots on the rear of your computer. To install a cable lock, do the following: 1.

  • Page 68: Using Fingerprint Authentication

    • For Windows 7: Use the Fingerprint Manager Pro or ThinkVantage Fingerprint Software program provided by Lenovo. To open the program, see “Accessing a program on your computer” on page 40. For more information about using the program, refer to the help system of the program.

  • Page 69: Computrace Agent Software Embedded In Firmware

    Note: Virus definition files must be kept up-to-date to guard against new viruses. For more information about how to use your antivirus software, refer to the help system of your antivirus software. Computrace Agent software embedded in firmware The Computrace Agent software is an IT asset management and computer theft recovery solution. The software detects if changes have been made on the computer, such as hardware, software, or the computer call-in location.
  • Page 70 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 71: Chapter 6. Advanced Configuration

    3. Select the feature you want to enable or disable and press Enter. 4. Select the desired setting and press Enter. 5. Exit the Setup Utility program. See “Exiting the Setup Utility program” on page 68. © Copyright Lenovo 2015...

  • Page 72: Enabling Or Disabling Erp Lps Compliance Mode

    Enabling or disabling ErP LPS compliance mode Lenovo computers meet the eco-design requirements of the ErP Lot 3 regulation. For more information, go http://www.lenovo.com/ecodeclaration You can enable ErP LPS compliance mode in the Setup Utility program to reduce the consumption of electricity when your computer is off or in sleep mode.

  • Page 73: Enabling Or Disabling The Ice Thermal Alert Feature

    Enabling or disabling the ICE Thermal Alert feature If you enable the ICE thermal alert feature, when critical thermal situations occur, such as malfunctioning fans, abnormally high temperature, or poor cooling performances, an alert log will be written into the Windows system log.

  • Page 74: Using Bios Passwords

    • Contain at least one alphabetic character and one numeric character • Not be your name or your user name • Not be a common word or a common name • Be significantly different from your previous passwords ThinkCentre M73p Hardware Maintenance Manual...

  • Page 75: Selecting A Startup Device

    Setting, changing, and deleting a password To set, change, or delete a password, do the following: 1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 63. 2. Select Security. 3. Depending on the password type, select Set Power-On Password, Set Administrator Password, or Hard Disk Password and press Enter.

  • Page 76: Exiting The Setup Utility Program

    Note: If you want to update the BIOS from a flash update disc, the installation instructions might not provide the information about how to record the update disc. See “Recording a disc” on page 47. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 77: Recovering From A Bios Update Failure

    Recovering from a BIOS update failure To recover from a BIOS update failure, do the following: 1. Remove any media from the drives and turn off all connected devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.
  • Page 78 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 79: Chapter 7. Troubleshooting, Diagnostics, And Recovery

    5. Recover your operating system. See “Recovery information” on page 80. 6. If none of these actions solve your problem, contact the Lenovo Customer Support Center. For a list of Lenovo Support phone numbers, go to http://www.lenovo.com/support/phone. For more information about help, service, and technical assistance, see Chapter 10 “Getting information, help, and service”...

  • Page 80: Audio Problems

    • Click the volume icon in the Windows notification area on the taskbar. Then, click the speaker icon on top of the volume control. Click the Levels tab and ensure that the Balance settings are set correctly . ThinkCentre M73p Hardware Maintenance Manual...

  • Page 81: Cd Problems

    Note: If the volume icon is not displayed in the Windows notification area, add the icon to the notification area. See “Adding an icon to the Windows notification area” on page 45. CD problems This section provides solutions to CD-related problems. A CD or DVD does not work Solutions: •...

  • Page 82: Intermittent Problems

    Symptom: "No Operating System Found" message or the system not starting up from the correct storage drive Solutions: • Ensure that all storage drive signal cables and power cables are connected correctly. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 83: Networking Problems

    • Ensure that the storage drive your computer starts up from is listed as the first startup device in the Setup Utility program. Refer to “Changing the startup device sequence permanently” on page 67. Note: In rare cases, the storage drive with the operating system might get corrupted or damaged. In such cases, you might need to replace the storage drive.
  • Page 84 Solution: Set the Bluetooth headset or headphones as the default device. 1. Exit the application that uses the sound device (for example, Windows Media Player). 2. Right-click the volume icon in the Windows notification area on the taskbar. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 85: Performance Problems

    Note: If the volume icon is not displayed in the Windows notification area, add the icon to the notification area. See “Adding an icon to the Windows notification area” on page 45. 3. Click Playback devices. 4. If you are using the Headset profile, select Bluetooth Hands-free Audio, and then click Set Default. If you are using the AV profile, select Stereo Audio, and then click Set Default.

  • Page 86: Serial Connector Cannot Be Accessed

    Check with your software manufacturer to see if any updates are available. Many software manufacturers make updates available from the World Wide Web. Some application programs do not work as expected Solutions: 1. Check whether the problem is caused by an application program. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 87: Diagnostics

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

  • Page 88: Recovery Information

    Follow the instructions on the screen. • Use the recovery medium you created earlier with the Create Recovery Media program to restore only the C drive or the entire storage drive to the factory-default settings. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 89: Recovery Information For Windows 10

    68. 2. Follow the instructions on the screen to choose the appropriate recovery solution. • Use the recovery disc set provided by Lenovo to restore the entire storage drive to the factory-default settings. – If your computer comes with the recovery disc set, follow the instructions shipped with the disc set.
  • Page 90 If you cannot find the support telephone number for your country or region, contact your Lenovo reseller. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 91: Chapter 8. Service Checkout And Symptom-To-Fru Index

    Service Support and Engineering functions. • Machine type and model • Processor or hard disk drive upgrades • Failure symptom – Do diagnostics indicate a failure? – What, when, where, single, or multiple systems? © Copyright Lenovo 2015...

  • Page 92: Symptom-To-Fru Index

    “Undetermined problems” on page 88. Notes: • The Symptom-to-FRU index is not specific to any machine type and are applicable to all Lenovo computers. • If you have both an error message and an incorrect audio response, diagnose the error message first.

  • Page 93: Power Supply Problems

    Error FRU/Action The boot sector on the startup drive is corrupted. The drive must be formatted. Do the following: 1. Attempt to back up the data on the failing hard disk drive. 2. Using the operating system programs, format the hard disk drive.
  • Page 94 First device - network b. Second device - hard disk 2. Hard disk drive RPL computer does not RPL from server 1. Check startup sequence. 2. Check the network adapter LED status. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 95: Post Error Codes

    Message/Symptom FRU/Action Serial or parallel connector device failure (system board 1. External Device Self-Test OK? connector) 2. External Device 3. Cable 4. System Board Serial or parallel connector device failure (adapter 1. External Device Self-Test OK? connector) 2. External Device 3.

  • Page 96: Undetermined Problems

    3 short and 1 long beeps DRAM memory error Perform the following actions in order. 1. Make sure the memory module(s) are properly seated in the connector(s). 2. Replace the memory module(s). 3. Replace the system board. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 97: Chapter 9. Installing Or Replacing Hardware

    • When installing or replacing an option, use the appropriate instructions in this section along with the instructions that come with the option. • In most areas of the world, Lenovo requires the return of the defective CRU. Information about this will come with the CRU or will come a few days after the CRU arrives.

  • Page 98: Removing The Computer Cover

    Figure 10. Removing the computer cover Replacing the front bezel Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 99: Replacing The Optical Drive

    To replace the front bezel, do the following: 1. Remove any media from the drives and turn off all connected devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.
  • Page 100 Figure 12. Removing the optical drive 6. Slide the new optical drive into the drive bay from the front of the computer until the optical drive snaps into position. Figure 13. Installing the optical drive ThinkCentre M73p Hardware Maintenance Manual...

  • Page 101: Replacing The Front Audio And Usb Assembly

    7. Connect the signal cable and the power cable to the new optical drive. Figure 14. Connecting the optical drive 8. Reinstall the front bezel. See “Replacing the front bezel” on page 90. What to do next: • To work with another piece of hardware, go to the appropriate section. •...

  • Page 102: Replacing The Card Reader

    2. Remove the computer cover. See “Removing the computer cover” on page 90. 3. Remove the front bezel. See “Replacing the front bezel” on page 90. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 103 4. Record the cable routing of the installed card reader and disconnect the cable of the card reader from the system board. 5. Remove the screw that secures the card reader bracket and then remove the bracket from the chassis. Figure 16.
  • Page 104 12. Reinstall the front bezel. See “Replacing the front bezel” on page 90. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 126. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 105: Replacing The Thermal Sensor

    Replacing the thermal sensor Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. To replace the thermal sensor, do the following: 1. Remove any media from the drives and turn off all connected devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.

  • Page 106: Replacing The Power Supply Assembly

    1 “Read this first: Important safety information” on page 1. Although there are no moving parts in your computer after the power cord has been disconnected, the following warnings are required for your safety and proper Underwriters Laboratories (UL) certification. CAUTION: ThinkCentre M73p Hardware Maintenance Manual...
  • Page 107 Hazardous moving parts. Keep fingers and other body parts away. CAUTION: Never remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached.

  • Page 108: Replacing The Rear Fan

    10. Install and tighten the four screws to secure the power supply assembly. Note: Use only screws provided by Lenovo. 11. Reconnect the power supply assembly cables to the system board and each of the drives.
  • Page 109 4. The rear fan is connected to the chassis by four rubber mounts. Remove the rear fan by breaking or cutting the rubber mounts and gently pulling the rear fan out of the chassis. Note: The new rear fan will have four new rubber mounts connected. Figure 23.

  • Page 110: Replacing The Cover Presence Switch

    2. Remove the computer cover. See “Removing the computer cover” on page 90. 3. Disconnect the cover presence switch cable from the cover presence switch connector on the system board. See “Parts on the system board” on page 34. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 111 4. Remove the screw that secures the cover presence switch and remove the cover presence switch from the chassis. Figure 25. Removing the cover presence switch Chapter 9 Installing or replacing hardware...

  • Page 112: Installing The 2.5-Inch Storage Drive

    Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. This section provides instructions on how to install the 2.5-inch 2.5-inch storage drive. To install the 2.5-inch storage drive, do the following: ThinkCentre M73p Hardware Maintenance Manual...

  • Page 113: Replacing The 3.5-Inch Storage Drive

    1. Install the 2.5-inch storage drive into the storage converter. Then, install the four screws to secure the 2.5-inch storage drive to the storage converter. Figure 27. Installing the 2.5-inch storage drive into the storage converter 2. Connect the signal cable and the power cable to the 2.5-inch storage drive. 3.
  • Page 114 5. Remove the four screws that secure the 3.5-inch storage drive. Then, slide the 3.5-inch storage drive out of the chassis. Figure 28. Removing the 3.5-inch storage drive ThinkCentre M73p Hardware Maintenance Manual...

  • Page 115: Replacing A Memory Module

    6. Slide the new 3.5-inch storage drive into the storage drive bay and align the screw holes in the new 3.5-inch storage drive with the corresponding holes in the drive bay. Then, install the four screws to secure the new 3.5-inch storage drive in place. Figure 29.
  • Page 116 PCI Express x16 graphics card for easier access to the memory module. See “Replacing a PCI/PCI-Express card” on page 114. 5. Open the retaining clips and gently pull the memory module out of the memory slot. Figure 31. Removing a memory module ThinkCentre M73p Hardware Maintenance Manual...

  • Page 117: Replacing The Heat Sink And Fan Assembly

    6. Position the new memory module over the appropriate memory slot. Ensure that the notch on the memory module aligns correctly with the slot key on the system board. Push the memory module straight down into the slot until the retaining clips close. Figure 32.
  • Page 118 See “Parts on the system board” on page 34. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 126. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 119: Replacing The Microprocessor

    Replacing the microprocessor Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. CAUTION: The heat sink and microprocessor might be very hot. Before you open the computer cover, turn off the computer and wait several minutes until the computer is cool.
  • Page 120 The new microprocessor is in the correct orientation when this indicator faces the beveled corner of the microprocessor socket. Figure 36. Installing the microprocessor 12. Close the microprocessor retainer and lock it into position with the small handle to secure the new microprocessor in the socket. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 121: Replacing The Coin-Cell Battery

    13. Reinstall the heat sink and fan assembly. See “Replacing the heat sink and fan assembly” on page 109. 14. Reconnect all cables that were disconnected from the system board. What to do next: • To work with another piece of hardware, go to the appropriate section. •...

  • Page 122: Replacing A Pci/Pci-Express Card

    PCI/PCI-Express card slots on the system board. See “Parts on the system board” on page 34. 4. At the rear of the computer, remove the screw that secures the PCI Express card latch. Figure 39. Removing the screw that secures the PCI Express card latch ThinkCentre M73p Hardware Maintenance Manual...
  • Page 123 5. Grasp the card that is currently installed and gently pull it out of the slot. Figure 40. Removing the PCI/PCI-Express card Notes: • The card fits tightly into the card slot. If necessary, alternate moving each side of the card a small amount until it is removed from the card slot.

  • Page 124: Replacing The Wi-Fi Card

    Note: The Bluetooth cable connects the Bluetooth connector on the Wi-Fi card adapter to the system board. 5. At the rear of the computer, remove the screw that secures the card latch. 6. Grasp the Wi-Fi card adapter that is currently installed and gently pull it out of the slot. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 125 Note: The card fits tightly into the card slot. If necessary, alternate moving each side of the card a small amount until it is removed from the card slot. Figure 42. Removing the Wi-Fi card adapter 7. Disconnect the front and rear Wi-Fi antenna cables from the Wi-Fi card. Figure 43.
  • Page 126 9. Pull the Wi-Fi card out of the mini PCI Express slot to remove it from the Wi-Fi card adapter. Figure 45. Removing the Wi-Fi card 10. Insert the new Wi-Fi card into the mini PCI Express slot, and then install the two screws to secure the Wi-Fi card to the Wi-Fi card adapter. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 127 Figure 46. Installing the Wi-Fi card 11. Connect the front antenna cable and rear antenna cable to the Wi-Fi card. Chapter 9 Installing or replacing hardware...
  • Page 128 Figure 48. Installing the Wi-Fi card adapter What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 126. ThinkCentre M73p Hardware Maintenance Manual...

  • Page 129: Replacing The Wi-Fi Antennas

    Replacing the Wi-Fi antennas Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. To replace the Wi-Fi antennas, refer to the following topics: •...
  • Page 130 Figure 51. Installing the front Wi-Fi antenna 8. Connect the front antenna cable to the Wi-Fi card module. 9. Reinstall the front bezel. See “Replacing the front bezel” on page 90. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 131 What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 126. Replacing the rear Wi-Fi antenna To replace the rear Wi-Fi antenna, do the following: 1.

  • Page 132: Replacing The System Board

    Note: Do not let the thermal grease on the bottom of the heat sink and fan assembly get in contact with anything. 6. Record the cable routing and cable connections and then disconnect all cables from the system board. “Parts on the system board” on page 34. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 133 7. Remove the eight screws that secure the system board. Figure 54. Removing the screws that secure the system board 8. Slide the system board to the front of the computer and then carefully lift the system board out of the chassis.

  • Page 134: Completing The Parts Replacement

    2. Ensure that the 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. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 135 3. Position the computer cover on the chassis so that the rail guides on the bottom of the computer cover engage the rails on the chassis. Then, push the cover to the front of the computer until it snaps into position. Figure 56.
  • Page 136 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 137: Chapter 10. Getting Information, Help, And Service

    User Guide. Lenovo Web site The Lenovo Web site (http://www.lenovo.com) provides up-to-date information and services to help you buy, upgrade, and maintain your computer. You also can do the following: • Shop for desktop and notebook computers, monitors, projectors, upgrades and accessories for your computer, and special offers.

  • Page 138: Lenovo Support Web Site

    • Engineering Change management - There might be changes that are required after a product has been sold. Lenovo or your reseller will make selected Engineering Changes (ECs) that apply to your hardware available.

  • Page 139: Using Other Services

    For technical assistance with the installation of or questions related to Service Packs for your preinstalled Microsoft Windows product, go to the Microsoft Product Support Web site at http://support.microsoft.com. You also can contact the Lenovo Customer Support Center for help. Some fees might apply. Purchasing additional services During and after the warranty period, you can purchase additional services.
  • Page 140 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 141: Appendix A. Regulatory Information

    • Consult an authorized dealer or service representative for help. Lenovo is not responsible for any radio or television interference caused by using other than specified or recommended cables and connectors or by unauthorized changes or modifications to this equipment.
  • Page 142 Geräte der Klasse B. Dieses Gerät ist berechtigt, in Übereinstimmung mit dem Deutschen EMVG das EG-Konformitätszeichen - CE - zu führen. Verantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo (Deutschland) GmbH, Gropiusplatz 10, D-70563 Stuttgart. Informationen in Hinsicht EMVG Paragraf 4 Abs. (1) 4: Das Gerät erfüllt die Schutzanforderungen nach EN 55024 und EN 55022 Klasse B.

  • Page 143: Eurasian Compliance Mark

    All regulatory notices are available on the Lenovo Support Web site in electronic format. To access electronic copies of the documentation, go to http://www.lenovo.com/UserManuals.
  • Page 144 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 145: Appendix B. Weee And Recycling Information

    Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo computer or monitor that is the property of the company, you must do so in accordance with the Law for Promotion of Effective Utilization of Resources.

  • Page 146: Recycling Information For Brazil

    If you need to replace it with a new one, contact your place of purchase or contact Lenovo for service. If you need to dispose of a disused lithium battery, insulate it with vinyl tape, contact your place of purchase or an industrial-waste-disposal operator, and follow their instructions.
  • Page 147 Customer participation is important to minimize any potential effects of batteries and accumulators on the environment and human health due to the potential presence of hazardous substances. For proper collection and treatment, go to: http://www.lenovo.com/recycling Appendix B. WEEE and recycling information...
  • Page 148 ThinkCentre M73p Hardware Maintenance Manual...

  • Page 149: Appendix C. Restriction Of Hazardous Substances Directive (Rohs)

    For more information about Lenovo worldwide compliance on RoHS, go to: http://www.lenovo.com/social_responsibility/us/en/RoHS_Communication.pdf China RoHS Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction of the Use of Certain Hazardous Substances in Waste Electrical and Electronic Equipment (WEEE). © Copyright Lenovo 2015...

  • Page 150: Ukraine Rohs

    Ukraine RoHS India RoHS RoHS compliant as per E-Waste (Management & Handling) Rules, 2011. ThinkCentre M73p Hardware Maintenance Manual...
  • Page 151 Appendix D. China Energy Label © Copyright Lenovo 2015...
  • Page 152 ThinkCentre M73p Hardware Maintenance Manual...
  • Page 153 For more information about ENERGY STAR, go to: http://www.energystar.gov Lenovo encourages you to make efficient use of energy an integral part of your day-to-day operations. To help in this endeavor, set the following power-management features to take effect when your computer has been inactive for a specified duration: Table 1.
  • Page 154 ThinkCentre M73p Hardware Maintenance Manual...
  • Page 155 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 156 Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo The Lenovo logo ThinkCentre The ThinkCentre logo Rescue and Recovery ThinkVantage Microsoft, Windows, and Windows Media are trademarks of the Microsoft group of companies.

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