Page 1 ThinkCentre M78 User Guide Machine Types: 2113, 2114, 2115, 3515, 4860, 4863, 4865, 4866, 4869, 5100, 10BS, 10BT, and 10BU...
Page 2 “Important safety information” on page v and Appendix A “Notices” on page 123. Fifth Edition (September 2013) © Copyright Lenovo 2012, 2013. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.
Page 3: Table Of Contents
Configuring the fingerprint reader ..8 operating system ... . An introduction to Lenovo programs ..Using and understanding firewalls ..
Page 4 Enabling ErP compliance mode ..Lenovo Web site ... . ICE performance mode ...
Page 6 ThinkCentre M78 User Guide...
Page 7: Important Safety Information
Replacement parts approved for customer installation are referred to as Customer Replaceable Units, or CRUs. Lenovo provides documentation with instructions when it is appropriate for customers to install options or replace CRUs. You must closely follow all instructions when installing or replacing parts.
Page 8: Power Cords And Power Adapters
Never overload these devices. If power strips are used, the load should not exceed the power strip input rating. Consult an electrician for more information if you have questions about power loads, power requirements, and input ratings. ThinkCentre M78 User Guide...
Page 9: Plugs And Outlets
Always turn off and unplug the computer before opening the cover. If possible, avoid operating your computer within two feet of high-traffic areas. If you must operate your computer in or near a high-traffic area, inspect and, if necessary, clean your computer more frequently. © Copyright Lenovo 2012, 2013...
Page 10: Operating Environment
• Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. • Do not use the telephone to report a gas leak in the vicinity of the leak. viii ThinkCentre M78 User Guide...
Page 11: Laser Compliance 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 2012, 2013...
Page 12 ThinkCentre M78 User Guide...
Page 13: Chapter 1. Product Overview
Chapter 1. Product overview This chapter provides information about the computer features, specifications, software programs provided by Lenovo, and locations of connectors, components, parts on the system board, and internal drives. Features This section introduces the computer features. The information covers a variety of models.
Page 14 • 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 M78 User Guide...
Page 15 For more information, see Chapter 4 “Security” on page 27. Preinstalled software programs Your computer is preinstalled with software programs to help you work more easily and securely. For more information, see “Lenovo programs” on page 5. Chapter 1 Product overview...
Page 16 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 17: Specifications
Input frequency range: 50 to 60 Hz Lenovo programs Your computer comes with Lenovo programs to help you work more easily and securely. Depending on the Windows operating system preinstalled, the programs might vary. Accessing Lenovo programs on the Windows 7 operating system On the Windows 7 operating system, you can access Lenovo programs from either the Lenovo ®...
Page 18 Note: If you do not find the program you need in Control Panel, open the Lenovo ThinkVantage Tools program navigation window and double-click the dimmed icon to install the program you need. Then, follow the instructions on the screen.
Page 19: Accessing Lenovo Programs On The Windows 8 Operating System
Press the Windows key to go to the Start screen. Click a Lenovo program to launch it. If you cannot find the program you need, move the pointer to the bottom-right corner of the screen to display the charms. Then click the Search charm to search for the desired program.
Page 20: Locations
• Lenovo ThinkVantage Tools The Lenovo ThinkVantage Tools program guides you to a host of information sources and provides easy access to various tools to help you work more easily and securely.
Page 21: Locating Connectors, Controls, And Indicators On The Front Of Your Computer
Locating connectors, controls, and indicators on the front of your computer Figure 1 “Front connector, control, and indicator locations” on page 9 shows the locations of the connectors, controls, and indicators on the front of your computer. Figure 1. Front connector, control, and indicator locations Optical drive eject/close button USB 2.0 connector (USB port 2) Power switch...
Page 22: Locating Connectors On The Rear Of Your Computer
Audio line-in connector PS/2 keyboard and mouse connectors (optional) PCI Express x16 graphics card slot Note: If your computer is installed with a graphics card, ensure that you use the monitor connectors on the graphics card. ThinkCentre M78 User Guide...
Page 23 Connector Description Audio line-in connector Used to receive audio signals from an external audio device, such as a stereo system. When you attach an external audio device, a cable is connected between the audio line-out connector of the device and the audio line-in connector of the computer.
Page 24: Locating Components
Memory module Cover presence switch (Intrusion switch) (installed in some models) Optical drive Hard disk drive (or solid-state drive) Front audio and USB assembly PCI card (installed in some models) Front bezel Heat sink fan duct ThinkCentre M78 User Guide...
Page 25: Locating Parts On The System Board
Locating parts on the system board Figure 4 “System board part locations” on page 13 shows the locations of the parts on the system board. Figure 4. System board part locations 4-pin power connector Front panel connector (for connecting LED indicators and power switch) Microprocessor Front USB connector 1 (for connecting USB ports...
Page 26: Locating Internal Drives
Bay 1 - Optical drive bay (with an optical drive installed) Bay 2 - Card reader drive bay or mSATA solid-state drive bay Bay 3 - SATA hard disk drive bay (with a 3.5-inch hard disk drive or a 2.5-inch solid-state drive installed) ThinkCentre M78 User Guide...
Page 27: 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 following is a sample of the machine type and model label.
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Page 29: Chapter 2. Using Your Computer
“Creating recovery media” on page 82. Additionally, in case of a hard disk failure, you can order Product Recovery discs from the Lenovo Customer Support Center. For information about contacting the Customer Support Center, see Chapter 11 “Getting information, help, and service”...
Page 30: Using The Keyboard
Some computers might come with a keyboard that has a fingerprint reader. For more information about the fingerprint reader, see “An introduction to Lenovo programs” on page 7. To open the ThinkVantage Fingerprint Software program and use the fingerprint reader, click Start ➙ All Programs ➙...
Page 31: Using The Wheel Mouse
Using the wheel mouse The wheel mouse has the following controls: Primary mouse button Use this button to select or start a program or menu item. Wheel 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.
Page 32: Setting The Volume From Control Panel
• Hold the disc by its edges. Do not touch the surface of the side that is not labeled. • To remove dust or fingerprints, wipe the disc with a clean, soft cloth from the center to the outside. Wiping the disc in a circular direction might cause loss of data. ThinkCentre M78 User Guide...
Page 33: Playing A Cd Or Dvd
If your computer comes with a recordable DVD drive, you can use the drive to record CDs or DVDs. To record a CD or DVD, do one of the following: • On the Windows 7 operating system, you have either the Corel DVD MovieFactory Lenovo Edition program or the Power2Go program installed on your computer.
Page 34 ThinkCentre M78 User Guide...
Page 35: Chapter 3. You And Your Computer
The following topics provide information about arranging your work area, setting up your computer equipment, and establishing healthy work habits: Lenovo is committed to providing people with disabilities greater access to information and technology. As a result, the following information provides ways to help users that have hearing, vision, and mobility limitations get the most out of their computer experience.
Page 36: Glare And Lighting
• Keep power cords and cables neatly routed away from walkways and other areas where they might get kicked accidentally. For more information about power cords, see “Power cords and power adapters” on page vi. ThinkCentre M78 User Guide...
Page 37: Registering Your Computer
When you register your computer, information is entered into a database, which enables Lenovo to contact you in case of a recall or other severe problem. After you register your computer with Lenovo, you will receive quicker service when you call Lenovo for help. In addition, some locations offer extended privileges and services to registered users.
Page 38: Replacement Power Cords
If you relocate your computer to a country or region that uses an electrical outlet style different from the type you are currently using, you will have to purchase either electrical plug adapters or new power cords. You can order power cords directly from Lenovo. For power cord information and part numbers, go to: http://www.lenovo.com/powercordnotice...
Page 39: Chapter 4. Security
Your computer is able to log in to the operating system without keyboard or mouse connected. • Trusted Platform Module (TPM) Trusted Platform Module is a secure cryptoprocessor that can store cryptographic keys that protect information stored in your computer. © Copyright Lenovo 2012, 2013...
Page 40: 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 7.
Page 41: Windows Passwords
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 42 For more information about how to use your antivirus software, refer to the help system of your antivirus software. ThinkCentre M78 User Guide...
Page 43: Chapter 5. Installing Or Replacing Hardware
Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v. Notes: 1. Use only computer parts provided by Lenovo. 2. When installing or replacing an option, use the appropriate instructions in this section along with the instructions that come with the option.
Page 44: Opening The Computer Cover
To remove and reinstall the front bezel, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. ThinkCentre M78 User Guide...
Page 45 2. Open the computer cover. See “Opening the computer cover” on page 32. 3. Remove the front bezel by releasing the three plastic tabs on the top of the front bezel and pivoting the front bezel outward to remove it from the computer. Figure 9.
Page 46: Accessing The System Board Components And Drives
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 32. 4. Remove the heat sink fan duct. See “Replacing the heat sink and fan assembly” on page 52. 5. Remove the hard disk drive. See “Replacing the hard disk drive” on page 47. ThinkCentre M78 User Guide...
Page 47: Installing Or Replacing A Memory Module
6. Pivot the optical drive bay upward to access the system board components and the cables. See “Replacing the optical drive” on page 49. Installing or replacing a memory module Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v.
Page 48 Figure 11. 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 12. Opening the retaining clips ThinkCentre M78 User Guide...
Page 49: Installing Or Replacing A Pci Card
10. Position the new memory module over the 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 13.
Page 50 If the card is held in place by a retaining latch, press the card retaining latch as shown to disengage the latch. Grasp the card and gently pull it out of the slot. 5. Remove the new PCI card from its static-protective package. ThinkCentre M78 User Guide...
Page 51: Installing Or Replacing The Card Reader
6. Install the new card into the appropriate card slot on the system board and rotate the card retainer to the closed position. See “Locating parts on the system board” on page 13. Figure 15. Installing the PCI card What to do next: •...
Page 52 6. Install the card reader bracket to the chassis. Then push the bracket to the left to align the screw hole in the bracket with the corresponding hole in the chassis. Figure 16. Installing the card reader ThinkCentre M78 User Guide...
Page 53 7. Install the screw to secure the card reader bracket to the chassis. Figure 17. Installing the screw that secures the card reader 8. Connect the card reader cable to one of the USB connectors on the system board. See “Locating parts on the system board”...
Page 54: Replacing The Card Reader
7. Remove the two screws that secure the card reader to its bracket. Then remove the failing card reader from the bracket. 8. Install a new card reader into the bracket and install the two screws to secure the card reader to the bracket. ThinkCentre M78 User Guide...
Page 55 9. Install the card reader bracket to the chassis. Then push the bracket to the left to align the screw hole in the bracket with the corresponding hole in the chassis. Figure 20. Installing the card reader Chapter 5 Installing or replacing hardware...
Page 56: Replacing The Battery
The battery normally requires no charging or maintenance throughout its life; however, no battery lasts forever. If the battery fails, the date, time, and configuration information (including passwords) are lost. An error message is displayed when you turn on the computer. ThinkCentre M78 User Guide...
Page 57: Installing The Solid-State Drive
Refer to the “Lithium coin cell battery notice” in the Safety, Warranty, and Setup Guide for information about replacing and disposing of the battery. To replace the battery, do the following: 1. Turn off the computer and disconnect all power cords from electrical outlets. 2.
Page 58 Figure 25. Installing the solid-state drive with the adapter into the hard disk drive bracket 3. Connect the signal cable and the power cable to the solid-state drive. 4. Install the solid-state drive into the hard disk drive bay. See “Replacing the hard disk drive” on page 47. ThinkCentre M78 User Guide...
Page 59: Replacing The Hard Disk Drive
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 79. Replacing the hard disk drive Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v.
Page 60 Important: Do not touch the circuit board on the bottom of the hard disk drive. 8. Connect the signal cable and the power cable to the new hard disk drive. ThinkCentre M78 User Guide...
Page 61: Replacing The Optical Drive
9. Insert the two retaining clips of the hard disk drive bracket into the corresponding holes in the side of the optical drive bay, and then pivot the hard disk drive and bracket downwards until the hard disk drive bracket snaps into position. Figure 28.
Page 62 5. Press the blue retaining clip to pivot the optical drive bay upward. Figure 29. Pivoting the optical drive bay 6. Disconnect the signal cable and the power cable from the rear of the optical drive. ThinkCentre M78 User Guide...
Page 63 7. Press the optical drive lock and slide the optical drive out of the rear of the drive bay assembly. Figure 30. Removing the old optical drive 8. Install the optical drive retainer on the side of the new optical drive. Figure 31.
Page 64: Replacing The Heat Sink And Fan Assembly
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Open the computer cover. See “Opening the computer cover” on page 32. ThinkCentre M78 User Guide...
Page 65 3. Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system board. See “Locating parts on the system board” on page 13. 4. Follow this sequence to remove the four screws that secure the heat sink and fan assembly to the system board: a.
Page 66 , 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 13. ThinkCentre M78 User Guide...
Page 67: 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 the two screw holes in the heat sink fan duct are aligned with those in the heat sink and fan assembly. Install the two screws to secure the heat sink fan duct.
Page 68 2. Open the computer cover. See “Opening the computer cover” on page 32. 3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 32. 4. Remove the hard disk drive. See “Replacing the hard disk drive” on page 47. ThinkCentre M78 User Guide...
Page 69 5. Remove the two screws that secure the heat sink fan duct, and then lift the heat sink fan duct out of the chassis. Figure 36. Removing the heat sink fan duct Chapter 5 Installing or replacing hardware...
Page 70 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 M78 User Guide...
Page 71 Then, install the three screws to secure the new power supply assembly in place. Note: Use only screws provided by Lenovo. Figure 39. Installing the power supply assembly 10.
Page 72: Replacing The Microprocessor
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Open the computer cover. See “Opening the computer cover” on page 32. ThinkCentre M78 User Guide...
Page 73 3. Locate the system board and disconnect all cables connected to the system board. See “Locating parts on the system board” on page 13. 4. Remove the heat sink and fan assembly with the fan duct. See “Replacing the heat sink and fan assembly”...
Page 74 12. Reinstall the heat sink and fan assembly with the fan duct as shown. See “Replacing the heat sink and fan assembly” on page 52. Figure 43. Reinstalling the heat sink and fan assembly with the fan duct ThinkCentre M78 User Guide...
Page 75: Replacing The Cover Presence Switch
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 79. Replacing the cover presence switch Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”...
Page 76: Replacing The Internal Speaker
Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v. This section provides instructions on how to replace the internal speaker. Note: The internal speaker is only available in some models. ThinkCentre M78 User Guide...
Page 77 To replace the internal speaker, do the following: 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 32. 3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 32. 4.
Page 78: Replacing The Thermal Sensor
Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v. This section provides instructions on how to replace the thermal sensor. To replace the thermal sensor, do the following: ThinkCentre M78 User Guide...
Page 79 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 32. 3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 32. 4.
Page 80 12. Reinstall the front bezel. See “Removing and reinstalling the front bezel” on page 32. 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 79. ThinkCentre M78 User Guide...
Page 81: 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 “Important safety information” on page v. This section provides instructions on how to replace the front audio and USB assembly. To replace the front audio and USB assembly, do the following: 1.
Page 82: Replacing The Wifi Units
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 32. 3. Rotate the PCI card retainer to the open position. ThinkCentre M78 User Guide...
Page 83: Removing The Wifi Card Module
4. Grasp the WiFi adapter card that is currently installed and gently pull it out of the slot. Figure 51. Removing the WiFi adapter card 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.
Page 84 3. Pull the WiFi card module out of the mini PCI Express slot to remove it from the WiFi adapter card. Figure 54. Removing the WiFi card module Installing the WiFi units To install the WiFi units, do the following: ThinkCentre M78 User Guide...
Page 85 1. Insert the WiFi card module into the mini PCI Express slot, and then install the two screws to secure the WiFi card module to the WiFi adapter card. Figure 55. Installing the WiFi card module 2. Connect the front antenna cable and rear antenna cable to the WiFi card module. Figure 56.
Page 86: Installing Or Removing The Rear Wifi Antenna
2. Install the rear WiFi antenna to the rear WiFi antenna cable connector attached on the rear of the computer. 3. Adjust the angle of the rear antenna to lower the risk of breaking the antenna by accident. ThinkCentre M78 User Guide...
Page 87: Removing The Rear Wifi Antenna
Figure 58. Installing the rear WiFi 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 79. Removing the rear WiFi antenna To remove the rear WiFi antenna, do the following: 1.
Page 88: Installing Or Removing The Front Wifi Antenna
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 32. 4. Remove the hard disk drive. See “Replacing the hard disk drive” on page 47. 5. Peel off the paper that protects the stickers on the front antenna. ThinkCentre M78 User Guide...
Page 89 Figure 60. Peeling off the paper that protects the stickers 6. Stick the front antenna to the front panel as shown. Then insert the front antenna cable through the hole in the front panel. Figure 61. Installing the front WiFi antenna Chapter 5 Installing or replacing hardware...
Page 90: Removing The Front Wifi Antenna
Figure 62. Removing the front WiFi 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 79. ThinkCentre M78 User Guide...
Page 91: Replacing The Keyboard Or Mouse
Replacing the keyboard or mouse Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page v. This section provides instructions on how to replace the keyboard or mouse. To replace the keyboard or mouse, do the following: 1.
Page 92: Obtaining Device Drivers
8. To update your configuration, see Chapter 7 “Using the Setup Utility program” on page 89. 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 93: Chapter 6. Recovery Information
Recovery program or the Product Recovery program installed. If the Enhanced Backup and Restore icon in the Lenovo ThinkVantage Tools program is dimmed, it indicates that you need to install the Rescue and Recovery program manually before enabling its features. To install the Rescue and Recovery program, do the following: a.
Page 94: Creating Recovery Media
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 95: Performing A Recovery Operation
1. From the Windows desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and Restore. The Rescue and Recovery program opens. 2. In the Rescue and Recovery main window, click the Launch advanced Rescue and Recovery arrow.
Page 96: Creating And Using A Rescue Medium
This section provides instructions on how to create 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 97: Reinstalling Preinstalled Applications And Device Drivers
Reinstalling preinstalled applications This section provides instructions on how to reinstall preinstalled applications. To reinstall the selected applications preinstalled on your Lenovo computer, do the following: 1. Turn on the computer. 2. Go to the C:\SWTOOLS directory. 3. Open the apps folder. Within the apps folder, there are several subfolders named for various applications installed in your computer.
Page 98: Reinstalling Software Programs
• To reinstall most commercially available programs in your system, see Microsoft Windows help system for more information. • To reinstall selected application programs that came preinstalled from Lenovo, do the following: 1. Turn on the computer. 2. Go to the C:\SWTOOLS directory.
Page 99: Recovery Information For The Windows 8 Operating System
Recovery information for the Windows 8 operating system This section provides information about the recovery solutions provided on computers preinstalled with the Windows 8 operating system. Refreshing your computer If your computer does not perform well and the problem might be caused by a recently installed program, you can refresh your computer without losing your personal files or changing your settings.
Page 100 For more details about the recovery solutions provided on computers preinstalled with the Windows 8 operating system, refer to the help information system of the Windows 8 operating system. ThinkCentre M78 User Guide...
Page 101: Chapter 7. Using The Setup Utility Program
Using passwords By using the Setup Utility program, you can set passwords to prevent unauthorized access to your computer and data. The following types of passwords are available: • Power-On Password © Copyright Lenovo 2012, 2013...
Page 102: Password Considerations
• If the Hard Disk Password is forgotten, there is no way to reset the password or recover data from the hard disk drive. 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 89. ThinkCentre M78 User Guide...
Page 103: Erasing Lost Or Forgotten Passwords (Clearing Cmos)
2. From the Setup Utility program main menu, select Security. 3. Depending on the password type, select Set Power-On Password, Set Administrator Password, or Hard Disk Password. 4. Follow the instructions on the right side of the screen to set, change, or delete a password. Note: A password can be any combination of up to 64 alphabetic and numeric characters.
Page 104: Selecting A Startup Device
• Pressing the power switch • Enabling the wake up on alarm feature 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: ThinkCentre M78 User Guide...
Page 105: Ice Performance Mode
1. Start the Setup Utility program. 2. From the Setup Utility program main menu, select Power ➙ Automatic Power On, and press Enter. 3. Select Wake Up on Alarm and press Enter. Then follow the instructions on the screen. 4. Press F10 to save changes and exit the Setup Utility program. Press Enter when prompted to confirm the exit.
Page 106: Exiting The Setup Utility Program
When the Reset Without Saving window shows, select Yes, and then press Enter to exit the Setup Utility program. • If you want to return to the default settings, press F9 to load the default settings, and then press F10 to save and exit the Setup Utility program. ThinkCentre M78 User Guide...
Page 107: Chapter 8. Updating System Programs
Utility program by starting your computer with a system-program-update disc or running a special update program from your operating system. Lenovo might make changes and enhancements to the POST and BIOS. When updates are released, they are available as downloadable files on the Lenovo Web site at http://www.lenovo.com. Instructions for using the POST and BIOS updates are available in a TXT file that is included with the update files.
Page 108: Updating (Flashing) The Bios From Your Operating System
Updating (flashing) the BIOS from your operating system Note: Because Lenovo makes constant improvements to its Web sites, the Web page contents are subject to change without notice, including the contents referenced in the following procedure. To update (flash) the BIOS from your operating system, do the following: 1.
Page 109: Chapter 9. Preventing Problems
Attention: Do not download updated device drivers from the Windows Update Web site. The device drivers provided on the Windows Web site have not been tested by Lenovo and using them might cause unexpected problems. Obtain updated device drivers from Lenovo.
Page 110: Using System Update
The System Update program helps you keep the software on your computer up-to-date. Update packages are stored on Lenovo servers and can be downloaded from the Lenovo Support Web site. Update packages can contain applications, device drivers, BIOS flashes, or software updates. When the System Update...
Page 111: Cleaning Your Computer
Cleaning your computer It is a good practice to clean your computer periodically to protect the surfaces and ensure trouble-free operation. CAUTION: Be sure to turn off the computer and monitor power switches before cleaning the computer and monitor screen. Computer Use only mild cleaning solutions and a damp cloth to clean the painted surfaces of the computer.
Page 112: Good Maintenance Practices
A log book can help you or a Lenovo technician determine if a problem is related to change in hardware, change in software, or some other action that might have taken place.
Page 113: Chapter 10. 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. Symptom...
Page 114: Troubleshooting Procedure
See Chapter 11 “Getting information, help, and service” on page 119 for more information. • If you are unable to run the diagnostic program, contact the Lenovo Customer Support Center. See Chapter 11 “Getting information, help, and service” on page 119 for more information.
Page 115: Audio Problems
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. For your safety, do not operate the computer with the cover removed. 2.
Page 116: Cd Problems
Refer to the documentation that comes with the application or game for instructions on setting sound-card settings. • If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 117: Dvd Problems
Note that on some models the startup sequence is permanently set and cannot be changed. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 118 • Close any open files, turn off the computer, and then restart the computer. • Try a lower screen resolution or color depth. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 119: Intermittent Problems
• On computers that have a CD-ROM or CD-RW drive in addition to a DVD-ROM drive, ensure that the DVD disc is in the drive labeled “DVD”. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 120 See “Enabling or disabling a device” on page 91. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 121: Monitor Problems
If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 122: Networking Problems
“Ethernet problems” on page 111 • “A wireless LAN problem” on page 112 • “A wireless WAN problem” on page 112 • “Bluetooth problem” on page 113 For more information, see “Help and Support” on page 119. ThinkCentre M78 User Guide...
Page 123 Ethernet problems For Ethernet problems, select your symptom from the following list: • “Your computer cannot connect to the network” on page 111 • “The adapter stops working for no apparent reason” on page 111 • “If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps, the connection fails or errors occur”...
Page 124: A Wireless Lan Problem
Message: Unauthorized WAN card is plugged in - Power off and remove the WAN card. Action: The WAN card is not supported on this computer. Remove it. Note: Some computer models do not have a wireless WAN. ThinkCentre M78 User Guide...
Page 125: Option Problems
If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 126: Performance And Lockup Problems
• Verify that the option and any required device drivers are installed correctly. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 127: Printer Problems
119. For step-by-step instructions on installing memory, see “Installing or replacing a memory module” on page 35. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 128: Serial Port Problems
• Ensure that the serial-port adapter, if you added one, is properly installed and firmly seated. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 129: Usb Problems
Software does not work as expected Symptom: Software does not work as expected. Actions: • Most software programs have built-in help systems that provide instructions for most tasks. If you are having difficulty performing a specific task within a software program, refer to the help system for that program.
Page 130: Lenovo Solution Center
If these actions do not correct the problem, run the Lenovo Solution Center program to test the USB connector. If the USB device came with its own diagnostics, run those diagnostics against the USB device. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 119.
Page 131: Chapter 11. Getting Information, Help, And Service
You can use the information in this section to access useful resources relating to your computing needs. Lenovo ThinkVantage Tools The Lenovo ThinkVantage Tools program guides you to a host of information sources and provides easy access to various tools to help you work more easily and securely.
Page 132: 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 133: Using Other Services
• 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. These items are not covered by the warranty: •...
Page 134 For more information about these services, go to the Lenovo Web site at: http://www.lenovo.com ThinkCentre M78 User Guide...
Page 135: 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 136: 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 Vista are trademarks of the Microsoft group of companies. AMD is a trademark of Advance Micro Devices, Inc.
Page 137: Appendix B. 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 138 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 139: 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/support and click User Guides and Manuals.
Page 140 ThinkCentre M78 User Guide...
Page 141: Appendix C. 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 142: 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 143 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 C. WEEE and recycling information...
Page 144 ThinkCentre M78 User Guide...
Page 145: Appendix D. Restriction Of Hazardous Substances Directive (Rohs)
(RoHS) European Union RoHS Lenovo products sold in the European Union, on or after 3 January 2013 meet the requirements of Directive 2011/65/EU on the restriction of the use of certain hazardous substances in electrical and electronic equipment (“RoHS recast” or “RoHS 2”).
Page 146: Ukraine Rohs
Ukraine RoHS India RoHS RoHS compliant as per E-Waste (Management & Handling) Rules, 2011. ThinkCentre M78 User Guide...
Page 148 ThinkCentre M78 User Guide...
Page 149: Appendix F. 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 3.
Page 150 ThinkCentre M78 User Guide...
Page 152 Power-On Password purchasing additional setting, changing, deleting setting passwords password erasing settings lost or forgotten changing passwords, using viewing PCI card Setup Utility installing, replacing Setup Utility program, starting physical specifications Setup Utility, exiting ThinkCentre M78 User Guide...
Page 153 Setup Utility VGA monitor connector video subsystem viewing and changing settings warranty information WiFi units, WiFi adapter card, WiFi card module, WiFi antenna cable, replacing workspace, backup and recovery © Copyright Lenovo 2012, 2013...
Page 154 ThinkCentre M78 User Guide...

Lenovo ThinkCentre M78 User Manual

Important Safety Information

Chapter 1. Product Overview

Chapter 2. Using Your Computer

Chapter 3. You and Your Computer

Chapter 4. Security

Chapter 5. Installing or Replacing Hardware

Chapter 6. Recovery Information

Chapter 7. Using the Setup Utility Program

Chapter 8. Updating System Programs

Chapter 9. Preventing Problems

Chapter 10. Troubleshooting and Diagnostics

Chapter 11. Getting Information, Help, and Service

Appendix A. Notices

Appendix B. Regulatory Information

Appendix C. WEEE and Recycling Information

Appendix D. Restriction of Hazardous Substances Directive (Rohs)

Appendix E. China Energy Label

Appendix F. ENERGY STAR Model Information

Index

Quick Links

Troubleshooting

Related Manuals for Lenovo ThinkCentre M78

Summary of Contents for Lenovo ThinkCentre M78

Table of Contents