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ThinkCentre M740t / M747t / M940t User
Manual V1.0 (E-version)

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Summary of Contents for Lenovo ThinkCentre M740t

  • Page 1 ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 2 (April 2021) © Copyright Lenovo 2021.
  • Page 3: Table Of Contents

    ... Chapter 7. Additional Information. . . 27 Lenovo License Agreement ..Chapter 3. Set Up Your Computer . . 13 Appendix Glossary .
  • Page 4 ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 5: Important Information Before Use

    To solve this problem, we recommend you contact your router manufacturer and request a firmware update. • Lenovo is not responsible for third-party software and antivirus programs that use your computer’s camera, microphone, or other multimedia devices to obtain private information (including images or audio) through Wi-Fi, Bluetooth, Ethernet, and other methods of communication.
  • Page 6: Storage Media And Driver Usage Precautions

    • Lenovo does not provide any commitments or services related to the usability or reliability of hardware and software provided by a third party.
  • Page 7: Chapter 1. Install The Computer

    Notes: • If your computer has a wireless keyboard and mouse, connect them following the relevant instructions. • You must use the power adapter provided by Lenovo. The use of another power adapter may cause combustion or explosion. © Copyright Lenovo 2021...
  • Page 8 ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 9: Chapter 2. How To Use Your Computer

    4. Power button ® 5. Storage drive activity indicator 6. ThinkCentre 7. Microphone connector 8. Headset connector 9. USB 3.2 connectors Gen 1 10. USB 3.2 connectors Gen 2 11. Internal speaker* * for selected models © Copyright Lenovo 2021...
  • Page 10 7. Microphone connector 8. Headset connector ® 9. USB-C (3.2 Gen 1) connector 10. USB 3.2 connectors Gen 1 12. Internal speaker* 11. USB 3.2 connectors Gen 2 * for selected models ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 11: Rear View

    Rear View M740t ® 1. Microphone connector 2. DisplayPort out connector 3. HDMI out connector 4. VGA out connector 5. USB 2.0 connectors 6. USB 2.0 connector (with smart power on) 7. Audio line-out connector 8. Audio line-in connector 10. Padlock loop 9.
  • Page 12 13. Serial connector 14. Ethernet connector 15. E-lock slots 16. Serial connector* 17. Smart cable clip slots 18. PCI-Express card area 19. Security-lock slot 20. Power cord connector * for selected models ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 13: Start Up The Computer

    M940t 1. Microphone connector 2. DisplayPort out connector 3. HDMI-out connector 4. VGA out connector 5. USB 3.2 connectors Gen 1 6. USB 3.2 connector Gen 1 (with smart power-on) 7. Audio line-out connector 8. Audio line-in connector 9. PS/2 mouse connector* 10.
  • Page 14: Shut Down The Computer

    Instead, shut down the computer as follows. For the Windows 10 operating system: 1. Click the icon to open the Start Menu. 2. Click “Power”→“Shut down”, as shown in the figure below. ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 15: Connect To Wi-Fi Networks

    3. Wait for the computer to shut down and then turn off the monitor and other peripheral devices. Note: After you turn off the system, please wait at least 20 seconds before turning the computer back on to avoid hardware faults. Connect to Wi-Fi Networks Note: If the computer you purchased is not a Wi-Fi device, please skip this section.
  • Page 16: Smart Temperature Control

    Windows 10 operating system. You just need to insert the provided driver disc and it will automatically install the necessary drivers. Note: During driver installation, follow the system prompts to complete the process. The smart driver installation program provides full installation and selective installation options: ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 17 • The smart driver installation program only supports the built-in PCI and PCI-E bus plug-and-play devices provided by Lenovo. It does not support devices connected to serial ports, parallel ports, or USB ports. • If you cannot use this program to install drivers for additional expansion cards and external devices, please install them manually.
  • Page 18 ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 19: Chapter 3. Set Up Your Computer

    1. Right-click the start icon to bring up a menu. 2. In this menu, select "Power Options". 3. This opens the "Power & sleep" interface. Set the sleep time to 30 minutes, as shown in the figure below. © Copyright Lenovo 2021...
  • Page 20: Set Up Bios Boot Order

    4. Press F10 and the screen will display a prompt. Select "Yes" and press Enter to save your changes and exit. Note: If you need to use expansion devices, turn off the computer and then connect the devices. ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 21: Graphics Card Setup

    Graphics Card Setup Notes: • This section only applies to graphics cards with a multi-display output function. If the computer you purchased does not come with a graphics card that supports this function, you can skip this section. • The interface images used in this section are for reference only. •...
  • Page 22 HDMI device audio output. Other precautions • The BIOS of this graphics card is designed and produced exclusively for Lenovo computers. Do not use a graphics card BIOS not obtained from Lenovo to refresh or upgrade the existing BIOS. Otherwise, the graphics card may not work properly, causing you a lot of unnecessary hassle.
  • Page 23: Chapter 4. Software Use

    You can create multiple virtual desktops for different purposes and run different applications on each desktop. After you add a virtual desktop, you can click the "Task View" icon in the taskbar to manage the applications launched in the different desktops. © Copyright Lenovo 2021...
  • Page 24 Action Center. The Action Center allows you to view notifications, switch to tablet mode, configure system settings, and quickly access other common functions. ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 25: Chapter 5. Problem Diagnostics And Troubleshooting

    Check and adjust the setting by using the control buttons of the monitor correspondingly. Whether the setting of the system display property is Adjust properties such as resolution and refresh rate in compatible with your monitor. the display property. © Copyright Lenovo 2021...
  • Page 26: Internal Components Of System Unable To Operate Normally

    Modem card appropriately. Whether the driver for the Modem card is installed Install the driver for the Modem and set the Internet correctly and set appropriately. account and phone property correctly. ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 27 No Audio Output or Single Track after Audio Card is Installed Check... Solution Whether the connectors of the speaker or microphone are Connect the input connector of the speaker with the connected appropriately and the speaker is powered on output connector of the mainframe appropriately, turn on and the volume knob is in an appropriate place.
  • Page 28: External Devices Unable To Operate Normally

    Format the hard disk according to the actual condition of the system appropriately. Whether the hard disk is infected by viruses. Scan and remove viruses by using common, anti-virus software with license. ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 29: Other Problems

    Whether the options related to the hard disk drive in BIOS Reset the information of the hard disk in BIOS setup are correct. appropriately. Whether the hard disk is damaged physically. If it is the case, contact After-Sales Service of Lenovo. Other Problems Symptoms Solution Your computer does not respond.
  • Page 30 ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)
  • Page 31: Chapter 6. Obtain Product Information And Help

    Chapter 6. Obtain Product Information and Help This chapter provides an index of information resources related to Lenovo products. If you need help, services, tech support, or detailed information on Lenovo products, you can use this chapter to find it. This chapter includes the following information: 1.
  • Page 32: Get Help And Service

    400 calls are not available, please call 010-82879425, though you will have to pay the phone charges. • ThinkCentre M Series or Qitian Models: Call the customer service hotline or log in to the Lenovo company website and look up the relevant service policies for your product.
  • Page 33: Chapter 7. Additional Information

    License Agreement is available in other languages at www.lenovo.com/license Lenovo will license the Software Product to You only if You accept this Agreement. You agree to the terms of this Agreement by clicking to accept it or by installing, downloading, or using the Software Product.
  • Page 34 Software Product. Lenovo may terminate Your license if You fail to comply with the terms of this Agreement. If Lenovo does so, You must destroy all copies of the Software Product.
  • Page 35 Lenovo (including fundamental breach, negligence, misrepresentation, or other contract or tort claim), except and to the extent that liability cannot be waived or limited by applicable laws, Lenovo is liable for no more than the amount of actual direct damages suffered by You, up to the amount You paid for the Software Product.
  • Page 36: Appendix Glossary

    Basic Input & Output System. It is composed of the software and data stored in ROM chips. New hardware and addition/removal of BIOS options can be supported by updating BIOS. It is not necessary to reset the BIOS for normal use since all Lenovo computers have been pre-set with the BIOS before shipment.
  • Page 37: Trademarks

    BIOS and Operating System of the computer must support PNP, and all devices to be configured should be compatible with PNP. PCI devices are compatible with PNP. Trademarks The following terms are trademarks of Lenovo: LENOVO LENOVO logo THINKCENTRE...
  • Page 38 HDMI Licensing LLC in the United States and other countries. USB-C is a registered trademark of USB Implementers Forum. All other trademarks are the property of their respective owners. © 2021 Lenovo. ThinkCentre M740t / M747t / M940t User Manual V1.0 (E-version)

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