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Lenovo ThinkCentre M740s Скачать руководство пользователя страница 1

ThinkCentre M740s / M940s User Manual V2.0
(E-version)

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Содержание ThinkCentre M740s

Страница 1: ...ThinkCentre M740s M940s User Manual V2 0 E version ...

Страница 2: ... January 2022 Copyright Lenovo 2021 ...

Страница 3: ... Your Computer 11 Set Up Sleep Mode 11 Set Up BIOS Boot Order 12 Change the ITS performance mode 13 Graphics Card Setup 13 Set Up NVIDIA Graphics Cards 13 Set Up AMD Graphics Cards 14 Chapter 4 Problem Diagnostics and Troubleshooting 15 Computer System Unable to Start up Normally 15 Internal Components of System Unable to Operate Normally 16 External Devices Unable to Operate Normally 18 Hard Disk...

Страница 4: ...ii ThinkCentre M740s M940s User Manual V2 0 E version ...

Страница 5: ... other methods of communication Optical Mouse Usage Precautions An optical mouse functions by emitting a strong red light through its LED which is reflected by the desktop surface and enters the sensor The sensor senses micro texture changes in the desktop surface to calculate the direction and displacement of the mouse movement Therefore the reflective conditions of the desktop have a significant...

Страница 6: ...tems have not passed rigorous testing on this product Lenovo cannot guarantee that an operating system other than the preinstalled system or the supported operating systems listed in this guide will be stable reliable and secure when used on this computer Other operating systems may not be able to obtain the normal performance stability reliability and security of this product Furthermore Lenovo d...

Страница 7: ... to a power as shown in the figure below 1 Connect the power cord to the corresponding connector on the back of the computer case 2 Plug the other end of the power cable into an electrical outlet 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 combu...

Страница 8: ...2 ThinkCentre M740s M940s User Manual V2 0 E version ...

Страница 9: ...on 2 Optical drive activity indicator 3 SD card slot 4 Power button 5 Storage drive activity indicator 6 ThinkCentre LED 7 Microphone connector 8 Headset connector 9 USB 3 2 Gen 1 connector 10 USB 3 2 Gen 2 connector 11 Internal speaker for selected models Copyright Lenovo 2021 3 ...

Страница 10: ... 4 Power button 5 Storage drive activity indicator 6 ThinkCentre LED 7 Microphone connector 8 Headset connector 9 USB C 3 2 Gen 1 connector 10 USB 3 2 Gen 1 connector 11 USB 3 2 Gen 2 connector 12 Internal speaker for selected models 4 ThinkCentre M740s M940s User Manual V2 0 E version ...

Страница 11: ...r with smart power on 7 Audio line out connector 8 Audio line in connector 9 Security lock slot 10 PS 2 mouse connector 11 PS 2 keyboard connector 12 Serial connector 13 Ethernet connector 14 E lock slot 15 Padlock loop 16 PCI Express card area 17 Smart cable clip slot 18 Power cord connector for selected models Chapter 2 How to Use Your Computer 5 ...

Страница 12: ...dio line in connector 9 Security lock slot 10 PS 2 mouse connector 11 PS 2 keyboard connector 12 Serial connector 13 Ethernet connector 14 E lock slot 15 Padlock loop 16 PCI Express card area 17 Smart cable clip slot 18 Power cord connector for selected models Start Up the Computer Press and hold the power button on the case to start up the computer 6 ThinkCentre M740s M940s User Manual V2 0 E ver...

Страница 13: ...ws 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 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 Chapter 2 How to Use Your Computer 7 ...

Страница 14: ...evice Note If the computer you purchased does not have an ExpressCard device please skip this section If your computer has an ExpressCard slot you can connect an ExpressCard device Insert the ExpressCard device 1 Push the dust protection card until it clicks into place Gently remove the dust protection card from the memory card slot 2 Insert the ExpressCard device into the slot until it clicks int...

Страница 15: ...ctive installation In the hardware information dialog box provided by the smart installation system you can manually install drivers one by one or install only the selected drivers Notes 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 ...

Страница 16: ...10 ThinkCentre M740s M940s User Manual V2 0 E version ...

Страница 17: ...his chapter are for reference only For the Windows 10 operating system 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 11 ...

Страница 18: ...Turn on the computer and repeatedly press F1 on the keyboard to go to the Startup interface 2 Select Boot Priority Order and press Enter 3 In the boot priority order follow the on screen prompts and use the or buttons to select the boot device 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 tu...

Страница 19: ...er If you need to use dual screen mode or expanded display mode please connect another function display device to the computer s output port The graphics card setup instructions below assume you are using Windows 10 Set Up NVIDIA Graphics Cards Display settings Right click on a blank space on the desktop In the menu that appears select Display settings to go to the Display interface In the Display...

Страница 20: ...ect the HDMI display that supports audio output This section assumes you are using the Windows 10 operating system Go to Control Panel Hardware and Sound Sound to open the Sound interface In the Playback tab right click the HDMI device to test it and set up HDMI device audio output Other Precautions The BIOS of this graphics card is designed and produced exclusively for Lenovo computers Do not use...

Страница 21: ...be turned on immediately after it is moved into from outdoor environment with large difference of temperature The computer should be placed in the normal temperature for more than 2 hours Monitor Does Not Work Normally traditional desktop or minicomputer Check Solution Whether the power switch of the monitor is pressed Press the power switch of the monitor Whether the power cords of the computer a...

Страница 22: ...ng to exit from the screensaver or recover from sleep or hibernation mode Press any key on the keyboard Press the power button If the computer you purchased supports mode conversion when the screen is turned on but a black screen appears you can check the mode indicator Check if the Monitor Mode indicator is on If the light is on indicating the system is in Monitor Mode press the mode selection bu...

Страница 23: ...programs are opened It may cause discontinuous audio or video if too many programs are opened for the computer has to process several tasks at the same time Close other programs or restart the computer and retry it The setting of transmission mode for the optical drive Follow the steps below if the setting of optical drive is changed 1 Open the Device Manager 2 Click the sign in front of the IDE A...

Страница 24: ...re the desktop and the mouse pad is flat and clean for the mouse Try to replace the desktop or mouse pad of the optical mouse for their effect will vary by factors such as material and color of the desktop or mouse pad glass or other medium with special colors may lead to mouse malfunction Devices Connected to System Serial Parallel Connectors Unable to Operate Normally Check Solution Whether the ...

Страница 25: ...puter starts from the desired device Also make sure that the device from which the computer starts is on In the Boot menu of the BIOS Setup Utility make sure the desired device is included in the Boot Device Priority list The connected external device does not work Do not connect or disconnect devices to non USB ports when the computer is turned on as this may damage the computer When using a high...

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Страница 27: ...o Instructions manual Quick reference You can find help information and functional descriptions for different components in the instructions manual https www lenovo com cn Company website information Go to https www lenovo com cn and complete one time registration using the factory code case serial number to verify your user ID We invite you to frequently check the service support page on the Leno...

Страница 28: ...eries 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 Major customer service hotline 400 810 6666 In areas where 400 calls are not available please call 010 58859506 Lenovo company website https www lenovo com cn Lenovo service website https newsupport lenovo com cn Correspondence address 1st Floo...

Страница 29: ...ht to improve and or modify the products and software programs described in the manuals included with your computer and the content of the manual at any time without additional notice The software interface and function and hardware configuration described in the manuals included with your computer might not match exactly the actual configuration of the computer that you purchase For the configura...

Страница 30: ...eveloped by or for Lenovo in conjunction with a third party may be governed under separate terms Therefore for more information on non Lenovo or co developed Software Products please review the license agreements or terms associated with those products This Lenovo License Agreement is available in other languages at www lenovo com license Lenovo will license the Software Product to You only if You...

Страница 31: ...ts on Your computer By default critical updates are downloaded and installed automatically Updates are classified as critical when they are needed for the computer to function properly Failure to install critical updates could result in data corruption or loss a major system malfunction or a hardware failure For example critical updates could include an update to the hard disk drive firmware a BIO...

Страница 32: ...MENT REGARDING THE SOFTWARE PRODUCT OR TECHNICAL SUPPORT IF ANY The exclusion also applies to any of Lenovo s developers and suppliers Suppliers or publishers of non Lenovo Software Products may provide their own warranties Lenovo does not provide technical support unless Lenovo specifies otherwise in writing 9 Limitation of Liability Circumstances may arise where because of a default on Lenovo s ...

Страница 33: ...re International Arbitration Center SIAC Rules then in effect Arbitration in India shall be held in accordance with the laws of India then in effect The arbitration award shall be final and binding for the parties without appeal and shall be in writing and set forth the findings of fact and the conclusions of law All arbitration proceedings shall be conducted including all documents presented in s...

Страница 34: ...easurement for data transmission equivalent to 1 048 576 bits per second WOL Wake on LAN This technology can be used to remotely turn on the computer in the network or wake it up from the hibernation mode WOL is an aspect of WfM technology TCP IP It is the abbreviation for the Transmission Control Protocol TCP Internet Protocol IP and is basic communication protocol for Internet as well as private...

Страница 35: ...both 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 THINKCENTRE logo Micros oft and Windows are trademarks of the Microsoft group of companies DisplayPort are trademarks of the Video Electronics Standar...

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