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Lenovo ThinkCentre M79 User Manual
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Lenovo ThinkCentre M79 User Manual

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See also: Hardware Maintenance Manual , User Manual
ThinkCentre M79
User Guide
Machine Types: 10CT, 10CU, 10CV, 10CW, 10J9, 10JA, 10JB, and
10JC

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Summary of Contents for Lenovo ThinkCentre M79

  • Page 1 ThinkCentre M79 User Guide Machine Types: 10CT, 10CU, 10CV, 10CW, 10J9, 10JA, 10JB, and 10JC...
  • Page 2 Important safety information” on page v and Appendix F “Notices” on page 131. Fourth Edition (May 2016) © Copyright Lenovo 2014, 2016. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration “GSA”...

  • Page 3: Table Of Contents

    Accessing a program on your computer . . . ICE performance mode ..An introduction to Lenovo programs ..ICE thermal alert ... .
  • Page 4 ....Lenovo Web site ... . Creating and using recovery media ..
  • Page 5 India RoHS ....China RoHS....Taiwan RoHS ....© Copyright Lenovo 2014, 2016...
  • Page 6 ThinkCentre M79 User Guide...

  • Page 7: Read This First: Important Safety Information

    ® Format (PDF) version from the Lenovo Support Web site at http://www.lenovo.com/UserManuals. The Lenovo Support Web site also provides the Safety, Warranty, and Setup Guide and this User Guide in additional languages. Service and upgrades Do not attempt to service a product yourself unless instructed to do so by the Customer Support Center or your documentation.

  • Page 8: Static Electricity Prevention

    Do not use any power cords where the electrical contacts on either end show signs of corrosion or overheating or where the power cord appears to have been damaged in any way. ThinkCentre M79 User Guide...

  • Page 9: Extension Cords And Related Devices

    • Ventilation slots, fans, and heat sinks are provided with the product for safety, comfort, and reliable operation. These features might inadvertently become blocked by placing the product on a bed, sofa, carpet, or other flexible surface. Never block, cover, or disable these features. © Copyright Lenovo 2014, 2016...

  • Page 10: Operating Environment

    • 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. • Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure. viii ThinkCentre M79 User Guide...

  • Page 11: Power Supply Statement

    Do not spray any liquid detergent directly on the computer or use any detergent containing flammable material to clean the computer. Spray the detergent on a soft cloth and then wipe the computer surfaces. © Copyright Lenovo 2014, 2016...
  • Page 12 ThinkCentre M79 User Guide...

  • Page 13: Chapter 1. Product Overview

    • Locations of parts on the system board • Locations of internal drives • Computer features • Software programs provided by Lenovo Locations This section provides the following topics: • “Locating connectors, controls, and indicators on the front of your computer” on page 2 •...

  • Page 14: Locating Connectors, Controls, And Indicators On The Front Of Your Computer

    Figure 1. Front connector, control, and indicator locations Power button Optical drive eject/close button Power indicator Hard disk drive activity indicator USB 2.0 connector (USB connector 2) Microphone connector Headphone connector USB 2.0 connector (USB connector 1) ThinkCentre M79 User Guide...

  • Page 15: Locating Connectors On The Rear Of Your Computer

    Locating connectors on the rear of your computer The following illustration shows the locations of the connectors on the rear of your computer. Some connectors on the rear of your computer are color-coded to help you determine where to connect the cables on your computer.
  • Page 16 USB 3.0 connector provides high transmission speeds to reduce the time that is required for data transmission. VGA connector Used to attach a VGA monitor or other devices that use a Video Graphics Array (VGA) connector. ThinkCentre M79 User Guide...

  • Page 17: Locating Components

    Locating components The following illustration shows the locations of the various components in your computer. To remove the computer cover, see “Removing the computer cover” on page 67. Figure 3. Component locations Heat sink and fan assembly Power supply assembly Memory modules Optical drive Front audio and USB assembly...

  • Page 18: Locating Parts On The System Board

    Clear CMOS (Complementary Metal Oxide Semiconductor) additional USB device) /Recovery jumper Serial connector Battery Front audio connector PCI card slot PCI Express x1 card slots (2) PCI Express x16 graphics card slot DisplayPort connector System fan connector Microprocessor ThinkCentre M79 User Guide...

  • Page 19: Locating Internal Drives

    Locating internal drives Internal drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and enable your computer to read other types of media. Internal drives are installed in bays. When you install or replace an internal drive, note the type and size of the drive that each bay supports and correctly connect the required cables.

  • Page 20: Locating The Machine Type And Model Label

    Locating the 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 side of your computer as shown.
  • Page 21 • On the Microsoft Windows 8.1 operating system, go to the desktop and move your pointer to the top-right or bottom-right corner of the screen to display the charms. Then click Settings ➙ PC info to view the information. • On the Microsoft Windows 10 operating system, click the Start button to open the Start menu. Then, click Settings ➙...
  • Page 22 • Windows Management Instrumentation (WMI) Windows Management Instrumentation is a set of extensions to the Windows Driver Model. It provides an operating system interface through which instrumented components provide information and notification. ThinkCentre M79 User Guide...
  • Page 23 The operating system(s) listed here are being certified or tested for compatibility at the time this publication goes to press. Additional operating systems might be identified by Lenovo as compatible with your computer following the publication of this manual. This list is subject to change. To determine if an operating system has been certified or tested for compatibility, check the Web site of the operating system vendor.

  • Page 24: Specifications

    Accessing a program on your computer Note: For Windows 7, 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. To install a program that is ready to be ®...

  • Page 25: An Introduction To Lenovo Programs

    The Lenovo PowerENGAGE program enables you to register your computer with Lenovo. – Message Center Plus The Message Center Plus program automatically displays messages informing you about important notices from Lenovo, such as alerts on system updates and alerts on conditions that require your attention. Chapter 1...
  • Page 26 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 27 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 28 ThinkCentre M79 User Guide...

  • Page 29: Chapter 2. Using Your Computer

    Use the wheel to control the scrolling action of the mouse. The direction in which you rotate the wheel controls the direction of the scrolling action. Secondary mouse button Use this button to display a menu for the active program, icon, or object. © Copyright Lenovo 2014, 2016...

  • Page 30: Setting The Computer Volume

    • CD-ROM drive: Used to read CDs only. • DVD-ROM drive: Used to read DVDs and CDs. • BD-ROM drive: Used to read blu-ray discs (BDs), DVDs, and CDs. • Recordable optical drive: Used to read and record a disc. ThinkCentre M79 User Guide...

  • Page 31: Handling And Storing A Disc

    When using the optical drive, follow these guidelines: • Do not place the computer in a location where the drive is exposed to any of the following conditions: – High temperature – High humidity – Excessive dust – Excessive vibration or sudden shock –...

  • Page 32: Navigating Among Screens On The Windows 8.1 Operating System

    • Move the pointer to the extreme bottom-left corner of the screen and then move the pointer upward along the left edge of the screen. Representations of all available workspaces are displayed along the left edge of the screen. ThinkCentre M79 User Guide...

  • Page 33: Accessing Control Panel On The Windows 8.1 Operating System

    For the answers to more frequently asked questions about using your computer, go to: http://www.lenovo.com/support/faq How can I get my user guide in another language? The user guide is available in various languages at: http://www.lenovo.com/UserManuals...
  • Page 34 USB key. If your computer does not come with it, contact the Lenovo Customer Support Center to order a recovery disc set or recovery USB key. For a list of Lenovo Support phone numbers, go to http://www.lenovo.com/support/phone. If you cannot find the support telephone number for your country or region, contact your Lenovo reseller.

  • Page 35: Chapter 3. You And Your Computer

    51–61 cm (20–24 inches). Then, position the monitor so that you can view it without twisting your body. Also, position other equipment you use regularly, such as the telephone or a mouse, within easy reach. © Copyright Lenovo 2014, 2016...

  • Page 36: Glare And Lighting

    For more information about power cords, see “Power cords and power adapters” on page vi. 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.
  • Page 37 Keyboard shortcut Function Windows logo key + U Open Ease of Access Center Right Shift for eight seconds Turn on or turn off Filter Keys Shift five times Turn on or turn off Sticky Keys Num Lock for five seconds Turn on or turn off Toggle Keys Left Alt+Left Shift+Num Lock Turn on or turn off Mouse Keys...
  • Page 38 • To change the item size temporarily, use the Magnifier tool in Ease of Access Center. See “Ease of Access Center” on page 25. • To change the item size permanently, do the following: – Change the size of all the items on your screen. ThinkCentre M79 User Guide...

  • Page 39: Registering 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 40 For power cord information and part numbers, go to: http://www.lenovo.com/powercordnotice ThinkCentre M79 User Guide...

  • Page 41: Chapter 4. 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. © Copyright Lenovo 2014, 2016...
  • Page 42 Figure 7. Installing a padlock ThinkCentre M79 User Guide...

  • Page 43: 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 44: Using Fingerprint Authentication

    Your computer is preinstalled with an antivirus program to help you guard against, detect, and eliminate viruses. Lenovo provides a full version of antivirus software on your computer with a free 30-day subscription. After 30 days, you must renew the license to continue receiving the antivirus software updates.

  • Page 45: Chapter 5. Advanced Configuration

    Setup Utility program. See “Starting the Setup Utility program” on page 33. Then, follow the instructions on the screen. You can use either the keyboard or the mouse to navigate through menu choices. The keys used to perform various tasks are displayed at the bottom of each screen. © Copyright Lenovo 2014, 2016...

  • Page 46: Using Bios Passwords

    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 33. 2. From the Setup Utility program main menu, select Security. ThinkCentre M79 User Guide...

  • Page 47: Enabling Or Disabling A Device

    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. Note: A password can be any combination of up to 64 alphabetic and numeric characters. For more information, see “Password considerations”...

  • Page 48: Selecting A Startup Device

    38. Enabling 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 49: Ice Performance Mode

    The wake up on alarm feature enables your computer to wake up at a set time. To enable the wake up on alarm feature, do the following: 1. Start the Setup Utility program. 2. From the Setup Utility program main menu, select Power ➙ Automatic Power On, and press Enter. 3.

  • Page 50: Exiting The Setup Utility Program

    Setup Utility program. Updating or recovering the BIOS Lenovo might make changes and enhancements to the BIOS. When updates are released, they are available as downloadable files on the Lenovo Web site at http://www.lenovo.com/drivers. Instructions for using the BIOS updates are available in a TXT file that is included with the update files.

  • Page 51: Updating The Bios

    To update the BIOS, do the following: 1. Go to http://www.lenovo.com/drivers. 2. Download the flash BIOS update driver for the operating system version or the ISO image version (used to create a flash update disc). Then, download the installation instructions for the flash BIOS update driver you download.
  • Page 52 ThinkCentre M79 User Guide...

  • Page 53: Chapter 6. Preventing Problems

    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 54: Basics

    4. Check the surface on which you are using the mouse. If you have a very intricate picture or pattern beneath the mouse, it might be difficult for the digital signal processor to determine changes in the mouse position. 5. Reconnect the mouse cable to the computer. 6. Turn your computer back on. ThinkCentre M79 User Guide...

  • Page 55: 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 56: Moving Your Computer

    1. Back up all files and data from the hard disk drive. There are a variety of backup programs available commercially. If you use the Windows 7 operating system, Lenovo provides the Rescue and Recovery program to help you back up and restore data. See “Performing backup and recovery operations”...

  • Page 57: Chapter 7. Troubleshooting And Diagnostics

    Note: If you cannot correct the problem, have the computer serviced. For a list of service and support telephone numbers, refer to the Safety, Warranty, and Setup Guide that comes with your computer or go to the Lenovo Support Web site at: http://www.lenovo.com/support/phone...

  • Page 58: Troubleshooting Procedure

    If this does not correct the problem, continue with the next step. 6. Run the diagnostic program. See “Lenovo Solution Center” on page 57 for more information. • If the diagnostic program detects a hardware failure or if you are unable to run the diagnostic program, contact the Lenovo Customer Support Center.

  • Page 59: Audio Problems

    If the symptom occurred immediately after you installed new software or a new hardware option, do the following before referring to the troubleshooting information: 1. Remove the new hardware option or software. If you must remove the computer cover to remove a hardware option, ensure that you review and follow the electrical safety information provided with your computer.

  • Page 60: Dvd Problems

    • Check all cable connections to and from the speakers. • Use the DVD menu for the video to select a different audio track. Playback is slow or choppy Solutions: • Disable any background programs, such as AntiVirus or Desktop Themes. ThinkCentre M79 User Guide...

  • Page 61: Intermittent Problems

    (one to five hard disk drives) or the LSI MegaRAID SAS adapter is installed. If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See “Lenovo Solution Center” on page 57. If you need technical assistance, see Chapter 10 “Getting information, help, and service”...

  • Page 62: Problems With The Keyboard Or Mouse

    Refer to “Replacing the hard disk drive” on page 76. If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See “Lenovo Solution Center” on page 57.

  • Page 63: Monitor Problems

    • Enroll your fingerprint correctly. • Never scratch the surface of the reader with a hard, pointed object. • Never scrap the surface of the reader with your nail or anything hard. • Use or touch the reader with a clean finger. •...

  • Page 64: Networking Problems

    Setting the wrong duplex mode might degrade performance, cause data loss, or result in lost connections. • Install all networking software that is necessary for your network environment. Check with your LAN administrator for the necessary networking software. ThinkCentre M79 User Guide...
  • Page 65 • Check Network Name (SSID) and your password. – On Windows 7: 1. Click Start ➙ Lenovo ThinkVantage Tools ➙ Access Connections. 2. Switch to the Advanced view, and then click the Mobile Hotspot tab to check your SSID and password.

  • Page 66: I Have Connected An Option To My Computer, But It Does Not Work

    Note: Depending on the volume of the storage drives and amount of data stored on the storage drives, the disk-defragmentation process might take up to several hours. 1. Close any open programs and windows. 2. Depending on your Windows version, do one of the following: ThinkCentre M79 User Guide...

  • Page 67: The Printer Does Not Work

    Solution: Install additional memory modules. For instructions on installing memory modules, see “Installing or replacing a memory module” on page 71. To purchase memory modules, go to: http://www.lenovo.com The printer does not work Solutions: • If you are using IEEE-approved printer signal cables, do the following: 1.

  • Page 68: My Usb Connectors Cannot Be Accessed

    If these actions do not correct the problem, you might need technical assistance. Contact your software manufacturer or see Chapter 10 “Getting information, help, and service” on page 113 for details. My USB connectors cannot be accessed Solutions: ThinkCentre M79 User Guide...

  • Page 69: Diagnostics

    Note: If you cannot isolate and repair the problem yourself after running the program, save and print the log files. You will need the log files when you speak to a Lenovo technical support representative. For additional information, refer to the Lenovo Solution Center help system.
  • Page 70 ThinkCentre M79 User Guide...

  • Page 71: Chapter 8. Recovery Information

    Product Recovery program installed. If the Enhanced Backup and Restore icon in the Lenovo ThinkVantage Tools program is dimmed, it indicates that you must install the Rescue and Recovery program manually before enabling its features. To install the Rescue and Recovery program, do the following: 1.

  • Page 72: Performing Backup And Recovery Operations

    Note: On the Windows 7 operating system, you can create recovery media using discs or external USB storage devices. To create recovery media on the Windows 7 operating system, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Factory Recovery Disks. Then, follow the instructions on the screen.
  • Page 73 To perform a recovery operation using the Rescue and Recovery program on the Windows 7 operating system, do the following: 1. From the Windows desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and Restore. The Rescue and Recovery program opens.

  • Page 74: Creating And Using A Rescue Medium

    Creating a rescue medium To create a rescue medium on the Windows 7 operating system, do the following: 1. From the Windows desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and Restore. The Rescue and Recovery program opens.

  • Page 75: Reinstalling Preinstalled Programs And Device Drivers

    Reinstalling preinstalled programs and device drivers Your computer enables you to reinstall preinstalled programs and device drivers. Reinstalling preinstalled programs To reinstall programs preinstalled on your Lenovo computer, do the following: 1. Turn on the computer. 2. Go to C:\SWTOOLS.

  • Page 76: Solving Recovery Problems

    To reset your computer, do the following: 1. Move the pointer to the top-right or bottom-right corner of the screen to display the charms. Click Settings ➙ Change PC settings ➙ Update and recovery ➙ Recovery. ThinkCentre M79 User Guide...

  • Page 77: Using The Advanced Startup Options

    2. In the Remove everything and reinstall Windows section, click Get started. Using the advanced startup options Advanced startup options enable you to change the startup settings of your Windows operating system, start the computer from an external device, or restore the Windows operating system from a system image. To use the advanced startup options, do the following: 1.
  • Page 78 Note: To create a recovery medium, see “Good maintenance practices” on page 43. • Use the recovery USB key provided by Lenovo to restore the entire storage drive to the factory-default settings. – If your computer comes with the recovery USB key, follow the instructions shipped with the USB key.

  • Page 79: Chapter 9. Installing Or Replacing Hardware

    Important safety information” on page v. Notes: • Use only computer parts provided by Lenovo. • When installing or replacing an option, use the appropriate instructions in this section along with the instructions that come with the option.

  • Page 80: Removing And Reinstalling The Front Bezel

    1. Remove any 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. See “Removing the computer cover” on page 67. ThinkCentre M79 User Guide...
  • Page 81 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. Carefully lay the front bezel aside without disconnecting the power switch and light-emitting diode (LED) assembly cable. Figure 10.

  • Page 82: Accessing The System Board Components And Drives

    3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 68. 4. Pivot the drive bay assembly upward to access all the internal drives, cables, and other components. Figure 12. Pivoting the drive bay assembly upward ThinkCentre M79 User Guide...

  • Page 83: Installing Or Replacing A Memory Module

    5. To lower the drive bay assembly, slightly press the drive bay assembly clip inward and pivot the drive bay assembly downward as shown. Figure 13. Lowering the drive bay assembly Installing or replacing a memory module Attention: Do not open your computer or attempt any repair before reading and understanding the “Read this first: Important safety information”...
  • Page 84 Figure 14. Removing 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 15. Opening the retaining clips ThinkCentre M79 User Guide...

  • Page 85: Installing Or Replacing A Pci Card

    8. Position the new memory module over the memory slot. Make sure 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 16.
  • Page 86 Grasp the card and gently pull it out of the slot. • If you are installing a PCI card, remove the screw that secures the appropriate metal slot cover. Then, remove the metal slot cover. 6. Remove the new PCI card from its static-protective package. ThinkCentre M79 User Guide...

  • Page 87: Replacing The Battery

    7. Install the new PCI card into the appropriate PCI card slot on the system board. Then, install the screw to secure the new PCI card in place. Figure 18. Installing a PCI card 8. If necessary, connect any cables between the PCI card and the system board. See “Locating parts on the system board”...

  • Page 88: Replacing The Hard Disk Drive

    2. Remove the computer cover. See “Removing the computer cover” on page 67. 3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 68. ThinkCentre M79 User Guide...
  • Page 89 4. Note the location of the four screws that secure the hard disk drive. Then, pivot the drive bay assembly upward. Figure 21. Pivoting the drive bay assembly 5. Hold the hard disk drive and remove the four screws that secure the hard disk drive. Then, remove the hard disk drive from the drive bay assembly.

  • Page 90: Replacing The Solid-State Drive

    79. • To replace the solid-state drive on the bottom of the optical drive bay, see “Replacing the solid-state drive on the bottom of the optical drive bay” on page 80. ThinkCentre M79 User Guide...
  • Page 91 Replacing the solid-state drive in the hard disk drive bay To replace the storage converter with the solid-state drive installed in it, you might follow the steps of replacing the hard disk drive. See “Replacing the hard disk drive” on page 76. To replace the solid-state drive in the storage converter, do the following: 1.
  • Page 92 3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 68. 4. Pivot the drive bay assembly upward. See “Accessing the system board components and drives” on page 70. 5. Disconnect the signal cable and the power cable from the solid-state drive. ThinkCentre M79 User Guide...
  • Page 93 6. Remove the screw and then carefully slide the solid-state drive bracket upward to remove the bracket from the bottom of the optical drive bay. Figure 27. Removing the solid-state drive bracket 7. Remove the four screws that secure the solid-state drive to the bracket. Then, slide the drive as shown to remove it from the bracket.
  • Page 94 Figure 29. Installing the solid-state drive into the bracket 10. Carefully slide the solid-state drive bracket downward until it is secured by the three retaining clips the bottom of the optical drive bay. Figure 30. Installing the solid-state drive bracket ThinkCentre M79 User Guide...

  • Page 95: Installing Or Replacing The Optical Drive

    11. Install the screw to secure the bracket on the bottom of the optical drive bay. Figure 31. Installing the screw to secure the bracket on the bottom of the optical drive bay 12. Connect one end of the signal cable to the bottom of the new solid-state drive and the other end to an available SATA connector on the system board.
  • Page 96 6. Hold the optical drive and remove the two screws that secure the optical drive. Figure 32. Removing the optical drive screws 7. Slightly press the drive bay assembly clip inward and pivot the drive bay assembly downward as shown. Figure 33. Lowering the drive bay assembly ThinkCentre M79 User Guide...
  • Page 97 8. Slide the optical drive out of the front of the computer. Figure 34. Removing the optical drive 9. Slide the new optical drive into the optical drive bay from the front of the computer. Figure 35. Installing a new optical drive Chapter 9 Installing or replacing hardware...

  • Page 98: Replacing The Slim Card Reader

    Attention: Do not open your computer or attempt any repair before reading and understanding the “Read this first: Important safety information” on page v. Note: The slim card reader is only available on some models. To replace the slim card reader, do the following: ThinkCentre M79 User Guide...
  • Page 99 1. Remove any 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. See “Removing the computer cover” on page 67. 3.

  • Page 100: Replacing The Heat Sink And Fan Assembly

    • To complete the installation or replacement, go to “Completing the parts replacement” on page 110. Replacing the heat sink and fan assembly Attention: Do not open your computer or attempt any repair before reading and understanding the “Read this first: Important safety information” on page v. ThinkCentre M79 User Guide...
  • Page 101 CAUTION: The heat sink and fan assembly might be very hot. Turn off the computer and wait three to five minutes to let the computer cool before removing the computer cover. To replace the heat sink and fan assembly, do the following: 1.
  • Page 102 , then fully tighten screw , and then fully tighten screw 9. Connect the new heat sink and fan assembly cable to the microprocessor fan connector on the system board. See “Locating parts on the system board” on page 6. ThinkCentre M79 User Guide...

  • Page 103: Replacing The Power Supply Assembly

    10. Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until it snaps into position. Figure 44. Installing the heat sink fan duct What to do next: • To work with another piece of hardware, go to the appropriate section. •...
  • Page 104 Note: You might also need to release the power supply assembly cables from some cable clips or ties that secure the cables to the chassis. Ensure that you note the cable routing before disconnecting the cables. ThinkCentre M79 User Guide...
  • Page 105 Then, install the three screws to secure the new power supply assembly in place. Note: Use only screws provided by Lenovo. Figure 47. Installing the power supply assembly...

  • Page 106: Replacing The Microprocessor

    4. Remove the heat sink and fan assembly with the fan duct. See “Replacing the heat sink and fan assembly” on page 88. Note: Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it does not get in contact with anything. ThinkCentre M79 User Guide...
  • Page 107 5. Lift the small handle to release the microprocessor secured on the system board. Figure 49. Accessing the microprocessor Chapter 9 Installing or replacing hardware...
  • Page 108 13. 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. • To complete the replacement, go to “Completing the parts replacement” on page 110. ThinkCentre M79 User Guide...

  • Page 109: Replacing The Front Audio And Usb Assembly

    Replacing the front audio and USB assembly Attention: Do not open your computer or attempt any repair before reading and understanding the “Read this first: Important safety information” on page v. To replace the front audio and USB assembly, do the following: 1.

  • Page 110: Replacing The System Fan Assembly

    Note: The new system fan assembly will have four new rubber mounts attached. Figure 52. Removing the system fan assembly ThinkCentre M79 User Guide...

  • Page 111: Replacing The Thermal Sensor

    9. Install the new system fan assembly by aligning the new rubber mounts that came with the new system fan assembly with the corresponding holes in the chassis, and then push the rubber mounts through the holes. Then, carefully pull on the tips of the rubber mounts from the bottom until the new system fan assembly is secured in place.
  • Page 112 Then, disengage the plastic holder holding the thermal sensor from the chassis. Figure 54. Removing the thermal sensor 8. Pull the entire thermal sensor out of the chassis. ThinkCentre M79 User Guide...

  • Page 113: Installing Or Removing The Front Wi-Fi Antenna

    9. Insert the connector and cable of the new thermal sensor into the hole in the chassis. Then, align the two tabs on the plastic holder holding the thermal sensor with the two holes in the chassis, and push the plastic holder until it snaps into position. Figure 55.
  • Page 114 5. Stick the front antenna to the front panel as shown. Then insert the front antenna cable through the hole in the front panel. Figure 57. Installing the front Wi-Fi antenna 6. Connect the front antenna cable to the Wi-Fi card module. ThinkCentre M79 User Guide...

  • Page 115: Installing Or Removing The Rear Wi-Fi Antenna

    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 110. Removing the front Wi-Fi antenna To remove the front Wi-Fi antenna, do the following: 1.
  • Page 116 2. Straighten the rear Wi-Fi antenna so that it can be more easily twisted. 3. Hold the thicker end of the rear Wi-Fi antenna and unscrew the Wi-Fi antenna from the rear of the computer. Figure 60. Removing the rear Wi-Fi antenna ThinkCentre M79 User Guide...

  • Page 117: Replacing The Wi-Fi Units

    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 110. Replacing the Wi-Fi units Attention: Do not open your computer or attempt any repair before reading and understanding the “Read this first: Important safety information”...
  • Page 118 To remove the Wi-Fi card module, do the following: 1. Remove the Wi-Fi adapter card from the computer, and then disconnect the front and rear Wi-Fi antenna cables from the Wi-Fi card module. Figure 63. Removing the Wi-Fi antenna cables ThinkCentre M79 User Guide...
  • Page 119 2. Remove the two screws that secure the Wi-Fi card module to the Wi-Fi adapter card. Figure 64. Removing the screws that secure the Wi-Fi card module 3. Pull the Wi-Fi card module out of the mini PCI Express slot to remove it from the Wi-Fi adapter card. Figure 65.
  • Page 120 Wi-Fi card module to the Wi-Fi adapter card. Figure 66. Installing the Wi-Fi card module 2. Connect the front antenna cable and rear antenna cable to the Wi-Fi card module. Figure 67. Connecting the Wi-Fi antenna cables ThinkCentre M79 User Guide...

  • Page 121: Replacing The Keyboard Or Mouse

    3. Locate the two PCI Express x1 slots on the system board. See “Locating parts on the system board” on page 6. 4. If the installed Wi-Fi card module supports the Bluetooth function, use a Bluetooth cable to connect the Bluetooth connector on the Wi-Fi adapter card to the front USB connector on the system board.

  • Page 122: Completing The Parts Replacement

    4. If you have removed the front bezel, reinstall it. To reinstall the front bezel, align the three tabs on the front bezel with the corresponding holes in the chassis and pivot the front bezel inwards until it snaps into position. ThinkCentre M79 User Guide...

  • Page 123: Obtaining Device Drivers

    8. To update your configuration, refer to “Using the Setup Utility program” on page 33. Note: In most areas of the world, Lenovo requires the return of the defective Customer Replaceable Unit (CRU). Information about this will come with the CRU or will come a few days after the CRU arrives.
  • Page 124 ThinkCentre M79 User Guide...

  • Page 125: Chapter 10. Getting Information, Help, And Service

    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 can also do the following: •...

  • Page 126: Lenovo Support Web Site

    Most computers come with a diagnostic program that help you identify hardware problems. You can also get the latest technical information and download device drivers and updates from Lenovo Support Web site at: http://www.lenovo.com/support...

  • Page 127: Using Other Services

    You must retain your proof of purchase to obtain warranty service. For a list of Lenovo Support phone numbers, go to http://www.lenovo.com/support/phone or refer to the Safety, Warranty, and Setup Guide that comes with your computer.
  • Page 128 ThinkCentre M79 User Guide...

  • Page 129: 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 130 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, Meitnerstr. 9, D-70563 Stuttgart. ThinkCentre M79 User Guide...

  • Page 131: Eurasian Compliance Mark

    The ac power cord shipped with your product can be used only for this specific product. Do not use the ac power cord for other devices. Lenovo product service information for Taiwan Keyboard and mouse compliance statement for Taiwan Eurasian compliance mark Brazil audio notice Ouvir sons com mais de 85 decibéis por longos períodos pode provocar danos ao sistema auditivo.

  • Page 132: Additional Regulatory Information

    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/support and click User Guides & Manuals.

  • Page 133: 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 134: 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 135: Battery Recycling Information For The European Union

    If the battery needs to be replaced, contact your place of purchase or contact Lenovo for service. If you need to dispose of a lithium battery, insulate it with vinyl tape, contact your place of purchase or a waste-disposal operator, and follow their instructions.
  • Page 136 ThinkCentre M79 User Guide...

  • Page 137: Appendix C. Restriction Of Hazardous Substances (Rohs) Directive

    For more information about Lenovo worldwide compliance on RoHS, go to: http://www.lenovo.com/social_responsibility/us/en/RoHS_Communication.pdf 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). Ukraine RoHS India RoHS RoHS compliant as per E-Waste (Management &...

  • Page 138: China Rohs

    China RoHS Taiwan RoHS ThinkCentre M79 User Guide...

  • Page 139: Appendix D. China Energy Label

    Appendix D. China Energy Label © Copyright Lenovo 2014, 2016...
  • Page 140 ThinkCentre M79 User Guide...

  • Page 141: Appendix E. Energy Star Model Information

    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 142 3. Follow the instructions on the screen. ThinkCentre M79 User Guide...

  • Page 143: Appendix F. 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 144: Trademarks

    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 Media are trademarks of the Microsoft group of companies. Linux is a registered trademark of Linus Torvalds.

  • Page 145: Index

    Description getting device drivers important safety devices, handling static-sensitive resources diagnostic program safety diagnostics program, using warranty diagnostics, troubleshooting Input/Output (I/O) features DisplayPort connector installing options © Copyright Lenovo 2014, 2016...
  • Page 146 Setup Utility PCI card Setup Utility program, starting installing, replacing Setup Utility, exiting slots software physical specifications recovering power solid-state drive, replacing features solving recovery problems power supply assembly, replacing starting the Setup Utility program ThinkCentre M79 User Guide...
  • Page 147 Setup Utility VGA connector video features viewing and changing settings warranty information Wi-Fi units, Wi-Fi adapter card, Wi-Fi card module, Wi-Fi antenna cable, replacing wireless features workspace, backup and recovery © Copyright Lenovo 2014, 2016...
  • Page 148 ThinkCentre M79 User Guide...

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