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.
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)
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.
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)
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• 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.
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)
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. •...
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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.
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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)
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)
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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.
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)
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.
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.
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.
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.
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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.
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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.
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.
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...