Lenovo 11A9000DUK User Manual Download Page 11

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System board

4-pin power connector

Microprocessor socket

Microprocessor fan connector

Memory slot (DIMM1)

Memory slot (DIMM2)

Memory slot (DIMM3)

Memory slot (DIMM4)

Auxiliary fan connector 2

Power button board connector

Storage drive activity indicator

SATA power connectors (2)

10-pin power connector

Coin-cell battery

FCH

SATA 3.0 connectors (3)

Clear CMOS (Complementary Metal Oxide

Semiconductor)/Recovery jumper

Auxiliary fan connector 1

ThinkCentre LED connector

Thermal sensor connector

M.2 solid-state drive slot

Cover presence switch connector (intrusion switch

connector)

Front USB 2.0 connector (card reader connector)

Front USB 2.0 connector

Parallel connector

Serial (COM2) connector

PCI card slot

Buzzer

PCI Express x1 card slots (2)

Chapter 1

Meet your computer

Summary of Contents for 11A9000DUK

Page 1: ...M75s 1 User Guide ...

Page 2: ...ant safety information on page 77 Safety and Warranty Guide Setup Guide First Edition October 2019 Copyright Lenovo 2019 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant to a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 ...

Page 3: ...Use the cover presence switch 20 Use Smart USB Protection 21 Chapter 5 UEFI BIOS 23 What is UEFI BIOS 23 Enter the BIOS menu 23 Navigate in the BIOS interface 23 Set the system date and time 23 Change the startup sequence 24 Enable or disable the configuration change detection feature 24 Enable or disable the automatic power on feature 25 Enable or disable the smart power on feature 25 Enable or d...

Page 4: ...ondary storage drive 56 M 2 solid state drive 59 Coin cell battery 63 Memory module 64 PCI Express card 66 Wi Fi card 68 Power supply assembly 69 Chapter 8 Help and support 73 Self help resources 73 Call Lenovo 74 Before you contact Lenovo 74 Lenovo Customer Support Center 74 Purchase additional services 75 Appendix A Important safety information 77 Appendix B Accessibility and ergonomic informati...

Page 5: ... might not be applicable to your computer Documentation content is subject to change without notice Lenovo makes constant improvements on the documentation of your computer including this User Guide To get the latest documentation go to https support lenovo com Microsoft makes periodic feature changes to the Windows operating system through Windows Update As a result some information in this docum...

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Page 7: ... turn on the computer To turn off the computer open the Start menu click Power and then select Shut down The indicator in the power button shows the system status of your computer On The computer is on Off The computer is off or in hibernation mode Blinking slowly The computer is in sleep mode 4 Storage drive activity indicator This indicator is on when the storage drive is in use Copyright Lenovo...

Page 8: ...6 Microphone connector Connect a microphone 7 Headphone connector Connect headphones to your computer 8 USB 3 1 Gen 2 connectors 2 Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer 9 USB 3 1 Gen 1 connectors 2 Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer 10 ThinkCentre LED This indicator is on when...

Page 9: ... a headset or headphone connector always use the headset or headphone connector for earphones headphones or a headset The headphone connector does not support headset microphones 3 Microphone connector Connect a microphone to your computer when you want to record sound or interact with the computer using speech recognition software 4 Serial connector Connect an external modem a serial printer or o...

Page 10: ...ard that uses a Personal System 2 PS 2 keyboard connector 11 PS 2 mouse connector Connect a mouse a trackball or other pointing devices that use a PS 2 mouse connector 12 PCI Express card area Install PCI Express cards into this area to improve the operating performance of the computer Depending on the computer model the connectors in this area vary 13 Smart cable clip slots 2 Lock devices such as...

Page 11: ...ctor 13 Coin cell battery 14 FCH 15 SATA 3 0 connectors 3 16 Clear CMOS Complementary Metal Oxide Semiconductor Recovery jumper 17 Auxiliary fan connector 1 18 ThinkCentre LED connector 19 Thermal sensor connector 20 M 2 solid state drive slot 21 Cover presence switch connector intrusion switch connector 22 Front USB 2 0 connector card reader connector 23 Front USB 2 0 connector 24 Parallel connec...

Page 12: ...29 M 2 Wi Fi card slot 30 PCI Express x16 graphics card slot 31 System fan connector 6 M75s 1 User Guide ...

Page 13: ...ioning 90 V to 264 V 50 60 Hz With voltage selection switch 90 V to 264 V 50 Hz 1 Hz Microprocessor To view the microprocessor information of your computer right click the Start button and then click System Memory Double data rate 4 DDD4 small outline dual in line memory module UDIMM Storage device 2 5 inch form factor 7 mm 0 28 inch height hard disk drive 3 5 inch form factor 7 mm 0 28 inch heigh...

Page 14: ... Depending on many factors such as the processing capability of the host and peripheral devices file attributes and other factors related to system configuration and operating environments the actual transfer rate using the various USB connectors on this device will vary and will be slower than the data rate listed below for each corresponding device USB device Data rate Gbit s 3 1 Gen 1 5 3 1 Gen...

Page 15: ...s of the Administrator type With an Administrator account you can create additional user accounts or change account types by doing the following 1 Open the Start menu and select Settings Accounts Family other users 2 Follow the on screen instructions Microsoft account You can also log in to the Windows operating system with a Microsoft account To create a Microsoft account go to the Microsoft sign...

Page 16: ...ter and the Web 8 Task View Display all opened apps and switch among them 9 Windows notification area Display notifications and status of some features 10 Battery status icon Display power status and change battery or power settings When your computer is not connected to ac power the icon changes to 11 Network icon Connect to an available wireless network and display the network status When connec...

Page 17: ...ntain your computer with automated updates and fixes configure hardware settings and get personalized support Access Lenovo Vantage Open the Start menu and click Lenovo Vantage You also can type Lenovo Vantage in the search box To download the latest version of Lenovo Vantage go to Microsoft Store and search by the app name Key features Lenovo vantage enables you to Know the device status easily a...

Page 18: ...nes or a headset to the audio connector Adjust the volume 1 Click the volume icon in the Windows notification area on the taskbar 2 Follow the on screen instructions to adjust the volume Click the speaker icon to mute the audio Change the sound settings 1 Go to Control Panel and view by category 2 Click Hardware and Sound Sound 3 Change the settings as you prefer 12 M75s 1 User Guide ...

Page 19: ...waken the computer from Sleep mode press any key on your keyboard To reset the power plan to achieve the best balance between performance and power saving 1 Go to Control Panel and view by large icons or small icons 2 Click Power Options and then choose or customize a power plan of your preference Transfer data Quickly share your files using the built in Bluetooth technology among devices with the...

Page 20: ...a disc 1 Insert a recordable disc into the optical drive that supports recording 2 Do one of the following Open the Start menu and then click Settings Devices AutoPlay Select or turn on Use AutoPlay for all media and devices Open Windows Media Player Double click the ISO file 3 Follow the on screen instructions Use a media card for selected models If your computer has a SD card slot read the follo...

Page 21: ... cable clip 3 Press the clip 2 into the cable lock slot 3 until it snaps into position Purchase accessories Lenovo has a number of hardware accessories and upgrades to help expand the capabilities of your computer Options include memory modules storage devices network cards power adapters keyboards mice and more To shop at Lenovo go to https www lenovo com accessories Chapter 3 Explore your comput...

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Page 23: ...ocking device and security feature You can purchase computer locks from Lenovo Padlock Locking the computer cover through a padlock prevents unauthorized access to the inside of your computer Kensington style cable lock Lock your computer to a desk table or other fixtures through a Kensington style cable lock Log in to your computer securely This section provides secure ways to log in to your comp...

Page 24: ...ive Note After you set a hard disk password your data on the storage drive is protected even if the storage drive is removed from one computer and installed in another System management password for selected models You can enable the system management password to have the same authority as the supervisor password to control security related features To customize the authority of the system managem...

Page 25: ...n is not successful Maintain the fingerprint reader To ensure that the fingerprint reader works correctly do not Scratch the surface of the reader with anything hard Use or touch the reader with a wet dirty wrinkled or injured finger Use software security solutions This section provides software solutions to secure your computer and information Use firewalls A firewall can be hardware software or ...

Page 26: ...age drive data 1 Set a hard disk password for the storage drive you will recycle See Use passwords on page 18 2 Restart the computer When the logo screen is displayed press F1 or Fn F1 3 Select Security Hard Disk Password Security Erase HDD Data and press Enter 4 Select the storage drive you will recycle and press Enter 5 A message is displayed prompting you to confirm the operation Select Yes and...

Page 27: ...ction that helps prevent data from being copied from the computer to USB storage devices connected to the computer You can set the Smart USB Protection function to one of the following modes Disabled default setting You can use the USB storage devices without limitation Read Only You cannot copy data from the computer to the USB storage devices However you can access or modify data on the USB stor...

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Page 29: ...t change the system configurations that are protected by passwords Navigate in the BIOS interface Attention The default configurations are already optimized for you in boldface Improper change of the configurations might cause unexpected results Depending on your keyboard you can navigate in the BIOS interface by pressing the following keys or combinations of Fn and the following keys F1 or Fn F1 ...

Page 30: ...isc ensure that the computer is on or turn on the computer Then insert the disc into the optical drive If the storage device is an external device other than a disc connect the storage device to the computer 2 Restart the computer When the logo screen is displayed press F12 or Fn F12 3 Select the storage device as desired and press Enter If you want to change the startup device sequence permanentl...

Page 31: ...he changes and exit Enable or disable the ErP LPS compliance mode Lenovo computers meet the eco design requirements of the ErP Lot 3 regulation For more information go to https www lenovo com ecodeclaration You can enable the ErP LPS compliance mode to reduce the consumption of electricity when the computer is off or in sleep mode To enable or disable the ErP LPS compliance mode 1 Restart the comp...

Page 32: ...st the acoustic and thermal performance of your computer by changing the ICE performance mode Three choices are available Better Acoustic Performance default setting The computer works with less noise at a normal thermal level Better Thermal Performance The computer works at a better thermal level with normal acoustic performance Full Speed All fans in the computer will run at full speed To change...

Page 33: ...lowing methods From Lenovo Vantage Open Lenovo Vantage to check the available update packages If the latest UEFI BIOS update package is available follow the on screen instructions to download and install the package From the Lenovo Support Web site 1 Go to https support lenovo com 2 Download the flash BIOS update driver for the operating system version or the ISO image version used to create a fla...

Page 34: ...ry jumper 3 Move the jumper from the standard position to the maintenance position 4 Reconnect the power cords for the computer and the monitor to electrical outlets 5 Turn on the computer and the monitor When the computer beeps wait for approximately 10 seconds 6 Turn off the computer by holding the power button for approximately four seconds 7 Disconnect all power cords from electrical outlets 8...

Page 35: ...ed devices that require ac power are connected to properly grounded and working electrical outlets d All connected devices are enabled in UEFI BIOS 2 Use an antivirus program to see if the computer has been infected by a virus If the program detects a virus remove the virus 3 Go to Troubleshooting on page 29 and follow the instructions for the type of problem you are experiencing 4 Run the diagnos...

Page 36: ... up from the correct storage drive or fails to start up Ensure that all storage drive signal cables and power cables are connected correctly Ensure that the storage drive the computer starts up from is listed as the first startup device in UEFI BIOS In rare cases the storage drive with the operating system might get corrupted or damaged In such cases you might need to replace the storage drive If ...

Page 37: ...d is disabled Therefore you must use the audio connectors on the audio adapter Ensure that the program you are running is designed for use in the Microsoft Windows operating system If the program is designed to run in DOS the program does not use the Windows sound feature The program must be configured to use SoundBlaster Pro or SoundBlaster emulation Ensure that the audio device drivers are corre...

Page 38: ...figured for full duplex Setting a wrong duplex mode might degrade performance cause data loss or result in lost connections When a Gigabit Ethernet model computer is used at a speed of 1000 Mbps the Ethernet LAN connection fails or errors occur Connect the network cable to the Ethernet connector using Category 5 wiring and a 100 BASE T hub switch not 100 BASE X The Wake On LAN WOL feature does not...

Page 39: ...le device Turn on the Bluetooth radio 1 Open the Start menu 2 Click Settings Devices Bluetooth other devices 3 Turn on the Bluetooth switch to enable the Bluetooth feature Update or reinstall the Bluetooth driver Sound does not come from the Bluetooth headset or headphones 1 Exit the application that uses the sound device for example Windows Media Player 2 Right click the volume icon in the Window...

Page 40: ... 1 Open the Start menu 2 Click Windows System File Explorer This PC 3 Right click your C drive and then click Properties 4 Check the amount of free space and then click Disk Cleanup 5 A list of unnecessary file categories is displayed Select the category you want to delete and then click OK Disable some Windows features or remove some unnecessary programs 1 Go to Control Panel and view by large ic...

Page 41: ...aged Try inserting another disc that you know works If you have multiple CD or DVD drives installed or a combination of CD and DVD drives try inserting the disc into the other drive In some cases only one of the drives is connected to the audio subsystem A bootable recovery medium such as the Product Recovery CD cannot be used to start your computer Ensure that the CD or DVD drive is set as the to...

Page 42: ...ord connect the power cord to a grounded electrical outlet Turn on the serial device and keep the device online Install any programs supplied with the serial device Refer to the documentation that comes with the serial device for more information If you added one serial connector adapter ensure that the adapter is installed correctly USB device problems Problem Solution A USB device cannot be acce...

Page 43: ...n introduces a set of Lenovo diagnostic tools For more information go to https pcsupport lenovo com lenovodiagnosticsolutions Lenovo Vantage Lenovo Vantage is preinstalled on your computer To diagnose problems with Lenovo Vantage 1 Open the Start menu 2 Click Lenovo Vantage Health Support Run a Hardware Scan 3 Follow the on screen instructions If you are unable to isolate and resolve the problem a...

Page 44: ...event the Windows operating system from loading Use the Command Prompt for advanced troubleshooting Change the UEFI firmware settings on your computer Change the startup settings of the Windows operating system Go back to the previous build Windows automatic recovery Note Ensure that your computer is connected to ac power during the recovery process The Windows recovery environment on your compute...

Page 45: ...e recovery USB drive as the boot device 5 Click Troubleshoot to display optional recovery solutions 6 Select a recovery solution as desired Then follow the on screen instructions to complete the process Update the device driver Attention Reinstalling device drivers will change the current configuration of the computer You should download the latest driver for a component when you notice poor perfo...

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Page 47: ...me upon request You might be required to return the defective part that is replaced by the CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 30 days of your receipt of the replacement CRU For full details se...

Page 48: ...nt the following instructions Before you open the computer cover turn off the computer and wait several minutes until the computer is cool Replacement procedure 1 Turn off the computer and remove all connected devices and cables 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Unlock any locking device that secures the computer cover See Lock the c...

Page 49: ...5 Disassemble the vertical stand 6 Assemble the vertical stand Chapter 7 CRU replacement 43 ...

Page 50: ...wing instructions Before you open the computer cover turn off the computer and wait several minutes until the computer is cool Replacement procedure 1 Turn off the computer and remove all connected devices and cables 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Unlock any locking device that secures the computer cover See Lock the computer on p...

Page 51: ... Install the dust shield 7 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer Chapter 7 CRU replacement 45 ...

Page 52: ...urn off the computer and remove all connected devices and cables 2 Disconnect all power cords from electrical outlets and disconnect all cables from the computer 3 Unlock any locking device that secures the computer cover See Lock the computer on page 17 4 Remove the vertical stand See Vertical stand on page 42 5 Remove the dust cover See Dust shield on page 44 6 Lay down the computer so that the ...

Page 53: ...lock the computer Front bezel Prerequisite Before you start read Appendix A Important safety information on page 77 and print the following instructions Before you open the computer cover turn off the computer and wait several minutes until the computer is cool Replacement procedure 1 Lay down the computer so that the computer cover facing up 2 Remove the computer cover See Computer cover on page ...

Page 54: ... bezel 5 Reinstall all the removed parts 6 Place the computer in an upright position Then reconnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer 48 M75s 1 User Guide ...

Page 55: ...it several minutes until the computer is cool Replacement procedure 1 Lay down the computer so that the computer cover facing up 2 Remove the computer cover See Computer cover on page 46 3 Remove the front bezel See Front bezel on page 47 4 Disconnect the signal cable and the power cable from the optical drive 5 Remove the optical drive 6 Remove the optical drive bracket Chapter 7 CRU replacement ...

Page 56: ...ct the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer Pivot the drive bay assembly upward and downward Prerequisite Before you start read Appendix A Important safety information on page 77 and print the following instructions Before you open the computer cover turn off the computer and wait several minutes until the computer...

Page 57: ...over on page 46 3 Remove the front bezel See Front bezel on page 47 4 Pivot the drive bay assembly upward 5 Pivot the drive bay assembly downward 6 Reinstall all the removed parts 7 Place the computer in an upright position Then reconnect the power cord and all disconnected cables to the computer Chapter 7 CRU replacement 51 ...

Page 58: ...equent changes or replacement Before replacing the internal storage drive make a backup copy of all the data that you want to keep Do not touch the contact edge of the internal storage drive Otherwise the internal storage drive might get damaged Do not apply pressure to the internal storage drive Do not make the internal storage drive subject to physical shocks or vibration Put the internal storag...

Page 59: ...e the primary storage drive 7 Remove the 3 5 inch primary storage drive from the primary storage drive bracket Note If you replace the 2 5 inch primary storage drive skip this step Chapter 7 CRU replacement 53 ...

Page 60: ...y storage drive bracket Note If you replace the 2 5 inch primary storage drive skip this step 9 Remove the 2 5 inch primary storage drive from the storage converter Note If you replace the 3 5 inch primary storage drive skip this step 54 M75s 1 User Guide ...

Page 61: ... the primary storage drive 12 Connect the signal cable and the power cable to the new primary storage drive 13 Reinstall all removed parts 14 Place the computer in an upright position Then reconnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer Chapter 7 CRU replacement 55 ...

Page 62: ... the internal storage drive make a backup copy of all the data that you want to keep Do not touch the contact edge of the internal storage drive Otherwise the internal storage drive might get damaged Do not apply pressure to the internal storage drive Do not make the internal storage drive subject to physical shocks or vibration Put the internal storage drive on a soft material such as cloth to ab...

Page 63: ...6 Remove the outer 2 5 inch secondary storage drive bracket 7 Remove the inner 2 5 inch secondary storage drive bracket 8 Remove the 2 5 inch secondary storage drive Chapter 7 CRU replacement 57 ...

Page 64: ...9 Install the 2 5 inch secondary storage drive 10 Install the inner 2 5 inch secondary storage drive bracket 11 Install the outer 2 5 inch secondary storage drive bracket 58 M75s 1 User Guide ...

Page 65: ...rnal storage drive is sensitive Inappropriate handling might cause damage and permanent loss of data When handling the internal storage drive observe the following guidelines Replace the internal storage drive only for upgrade or repair The internal storage drive is not designed for frequent changes or replacement Before replacing the internal storage drive make a backup copy of all the data that ...

Page 66: ... 47 4 Pivot the drive bay assembly upward See Pivot the drive bay assembly upward and downward on page 50 5 Depending on your computer model refer to one of the following to replace the M 2 solid state drive 6 Refer to the following steps to replace the type 1 M 2 solid state drive Pull out the stopper Remove the M 2 solid state drive Install the M 2 solid state drive 60 M75s 1 User Guide ...

Page 67: ... Insert the stopper 7 Refer to the following steps to replace the type 2 M 2 solid state drive Pull out the stopper Remove the M 2 solid state drive Chapter 7 CRU replacement 61 ...

Page 68: ...he stopper 8 Reinstall all removed parts 9 Place the computer in an upright position Then reconnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer 62 M75s 1 User Guide ...

Page 69: ...n cell battery Note To dispose of the coin cell battery refer to Lithium coin cell battery notice in the Safety and Warranty Guide Your computer has a special type of memory that maintains the date time and settings for built in features such as parallel connector assignments configurations A coin cell battery keeps this information active when you turn off the computer The coin cell battery norma...

Page 70: ...s available use it to lock the computer Memory module Prerequisite Before you start read Appendix A Important safety information on page 77 and print the following instructions Before you open the computer cover turn off the computer and wait several minutes until the computer is cool Ensure that you follow the installation order for memory modules shown in the following illustration 64 M75s 1 Use...

Page 71: ...emove the computer cover See Computer cover on page 46 3 Remove the front bezel See Front bezel on page 47 4 Pivot the drive bay assembly upward See Pivot the drive bay assembly upward and downward on page 50 5 Remove a memory module 6 Install a memory module Chapter 7 CRU replacement 65 ...

Page 72: ...ou start read Appendix A Important safety information on page 77 and print the following instructions Before you open the computer cover turn off the computer and wait several minutes until the computer is cool Replacement procedure 1 Lay down the computer so that the computer cover facing up 2 Remove the computer cover See Computer cover on page 46 3 Remove the front bezel See Front bezel on page...

Page 73: ...gently remove the card from the slot 5 Install the PCI Express card 6 Reinstall all removed parts 7 Place the computer in an upright position Then reconnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer Chapter 7 CRU replacement 67 ...

Page 74: ...y down the computer so that the computer cover facing up 2 Remove the computer cover See Computer cover on page 46 3 Remove the front bezel See Front bezel on page 47 4 Pivot the drive bay assembly upward See Pivot the drive bay assembly upward and downward on page 50 5 Remove the screw that secures the Wi fi card Then remove the Wi Fi card shield 6 Disconnect the antenna cables from the Wi Fi car...

Page 75: ...onnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer Power supply assembly Prerequisite Before you start read Appendix A Important safety information on page 77 and print the following instructions Before you open the computer cover turn off the computer and wait several minutes until the computer is cool Chapter 7 CRU ...

Page 76: ... voltage current and energy levels are present inside any component that has this label attached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service technician Replacement procedure 1 Lay down the computer so that the computer cover facing up 2 Remove the computer cover See Computer cover on page 46 3 Remove the front bezel See ...

Page 77: ...Reinstall all removed parts 8 Place the computer in an upright position Then reconnect the power cord and all disconnected cables to the computer Note If a locking device is available use it to lock the computer Chapter 7 CRU replacement 71 ...

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Page 79: ... Safety and Warranty Guide Setup Guide This User Guide Regulatory Notice 1 Go to https support lenovo com 2 Detect your computer or select computer model manually 3 Select Documentation and filter out the documentation you want Lenovo Support Web site with the latest support information of the following Drivers and software Diagnostic solutions Product and service warranty Product and parts detail...

Page 80: ...ch version Which software applications were running at the time of the problem Can the problem be reproduced If so how 2 Record the system information Product name Machine type and serial number The following illustration shows where to find the machine type and serial number of your computer Lenovo Customer Support Center During the warranty period you can call Lenovo Customer Support Center for ...

Page 81: ...er if authorized by Lenovo will make selected Engineering Changes ECs that apply to your hardware available Services not covered Replacement or use of parts not manufactured for or by Lenovo or nonwarranted parts Identification of software problem sources Configuration of UEFI BIOS as part of an installation or upgrade Changes modifications or upgrades to device drivers Installation and maintenanc...

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Page 83: ...en when the computer is unplugged so the battery safety information applies to all computer products Conditions that require immediate action Products can become damaged due to misuse or neglect Some product damage is serious enough that the product should not be used again until it has been inspected and if necessary repaired by an authorized servicer As with any electronic device pay close atten...

Page 84: ...aceable 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 The Off state of a power indicator does not necessarily mean that voltage levels inside a product are zero Before you remove the covers from a product equipped with a power cord alwa...

Page 85: ...nals and or the connector terminals on a power adapter which can eventually result in overheating Ensure that all power cord connectors are securely and completely plugged into receptacles Do not use any power adapter that shows corrosion at the ac input pins or shows signs of overheating such as deformed plastic at the ac input pins or anywhere on the power adapter Do not use any power cords wher...

Page 86: ...s intended to be operated in Denmark Use a cord set with a grounding type attachment plug The cord set should have the appropriate safety approvals for the country in which the equipment will be installed For units intended to be operated in Norway Sweden Finland Use a cord set with a two prong attachment plug The cord set should have the appropriate safety approvals for the country in which the e...

Page 87: ...Consult an electrician for more information if you have questions about power loads and branch circuit ratings Be sure that the power outlet you are using is properly wired easily accessible and located close to the equipment Do not fully extend power cords in a way that will stress the cords Be sure that the power outlet provides the correct voltage and current for the product you are installing ...

Page 88: ... any part of the body seek medical care immediately Do not Throw or immerse into water Heat to more than 100 C 212 F Repair or disassemble Leave in an extremely low air pressure environment Leave in an extremely high temperature environment Crush puncture cut or incinerate Dispose of the battery as required by local ordinances or regulations The following statement applies to users in the state of...

Page 89: ...er Keep the cover closed whenever the computer is plugged in Regularly inspect the outside of the computer for dust accumulation Remove dust from vents and any perforations in the bezel More frequent cleanings might be required for computers in dusty or high traffic areas Do not restrict or block any ventilation openings Do not store or operate your computer inside furniture as this might increase...

Page 90: ...cables have been connected to the computer DANGER During electrical storms do not perform any replacement and do not connect the telephone cable to or disconnect it from the telephone outlet on the wall Laser safety information CAUTION When laser products such as CD ROMs DVD drives fiber optic devices or transmitters are installed note the following Do not remove the covers Removing the covers of ...

Page 91: ...our computer has both a headphone connector and an audio line out connector always use the headphone connector for earphones headphones or a headset However the headphone connector does not support the microphone of the headset If your computer has both a headset connector and an audio line out connector always use the headset connector for earphones headphones or a headset Excessive sound pressur...

Page 92: ...ANGER Plastic bags can be dangerous Keep plastic bags away from babies and children to avoid danger of suffocation Glass parts notice CAUTION Some parts of your product may be made of glass This glass could break if the product is dropped on a hard surface or receives a substantial impact If glass breaks do not touch or attempt to remove it Stop using your product until the glass is replaced by tr...

Page 93: ... tips on how to minimize visual fatigue please go to https www lenovo com us en safecomp to visit Minimizing Visual Fatigue Tip over hazard prevention notice The computer may cause harm to children if it is not located in an appropriate place Follow the tips below to protect children from harm caused by the computer tipping over Place the computers or monitors on sturdy furniture with a low base o...

Page 94: ...etal surface on the computer for at least two seconds This reduces static electricity in the package and your body When possible remove the static sensitive part from the static protective packaging and install the part without setting it down When this is not possible place the static protective packaging on a smooth level surface and place the part on it Do not place the part on the computer cov...

Page 95: ...a log book Entries might include major software or hardware changes device driver updates intermittent problems and what you did to resolve them and other issues you might have experienced 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...

Page 96: ...keys at a time the cloth might hook onto an adjacent key and possibly damage it Avoid spraying cleaner directly onto the keyboard To remove any crumbs or dust from beneath the keys you can use a camera blower with a brush or use cool air from a hair dryer Clean the computer screen Scratches oil dust chemicals and ultraviolet light can affect the performance of your computer screen Use a dry soft l...

Page 97: ...k Turn on or turn off Mouse Keys Left Alt Left Shift PrtScn or PrtSc Turn on or turn off High Contrast For more information go to https windows microsoft com and then search using any of the following keywords keyboard shortcuts key combinations shortcut keys Ease of Access Center Ease of Access Center on the Windows operating system enables you to configure your computers to suit their physical a...

Page 98: ... and send e mails To use Speech Recognition 1 Go to Control Panel and view by Category 2 Click Ease of Access Speech Recognition 3 Follow the on screen instructions Screen reader technologies Screen reader technologies are primarily focused on software program interfaces help systems and various online documents For additional information about screen readers see the following Use PDFs with screen...

Page 99: ...ough a screen reader Each image in the documentation also includes adequate alternative text so that visually impaired users can understand the image when they use a screen reader Ergonomic information Good ergonomic practice is important to get the most from your personal computer and to avoid discomfort Arrange your workplace and the equipment you use to suit your individual needs and the kind o...

Page 100: ...p your head and neck in a comfortable and neutral vertical or upright position Chair Use a chair that gives you good back support and seat height adjustment Use chair adjustments to best suit your comfort posture Arm and hand position If available use chair arm rests or an area on your working surface to provide weight support for your arms Keep your forearms wrists and hands in a relaxed and neut...

Page 101: ...commended modification of the product including the installation of option cards from other manufacturers This product has been tested and found to comply with the limits for Class B equipment according to European Standards harmonized in the Directives in compliance The limits for Class B equipment were derived for typical residential environments to provide reasonable protection against interfer...

Page 102: ... about Lenovo products Recycling and environmental information Lenovo encourages owners of information technology IT equipment to responsibly recycle their equipment when it is no longer needed Lenovo offers a variety of programs and services to assist equipment owners in recycling their IT products For information about recycling Lenovo products go to https www lenovo com us en compliance recycli...

Page 103: ...perly disposed of by an industrial waste disposal contractor certified by a local government In accordance with the Law for Promotion of Effective Utilization of Resources Lenovo Japan provides through its PC Collecting and Recycling Services for the collecting reuse and recycling of disused computers and monitors For details visit the Lenovo Web site at https www lenovo com us en social_responsib...

Page 104: ...imed upon end of life per this Directive In accordance with the European Directive 2006 66 EC batteries and accumulators are labeled to indicate that they are to be collected separately and recycled at end of life The label on the battery may also include a chemical symbol for the metal concerned in the battery Pb for lead Hg for mercury and Cd for cadmium Users of batteries and accumulators must ...

Page 105: ...formation for Taiwan Restriction of Hazardous Substances RoHS Directive of countries and regions The latest environmental information about Lenovo products is available at https www lenovo com us en compliance eco declaration European Union RoHS This Lenovo product with included parts cables cords and so on meets the requirements of Directive 2011 65 EU on the restriction of the use of certain haz...

Page 106: ...Ukraine RoHS India RoHS RoHS compliant as per E Waste Management Rules Mainland China RoHS 100 M75s 1 User Guide ...

Page 107: ...owing information refers to ThinkCentre M75s 1 machine types 11A9 11AA 11AV and 11AW This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful Appendix C Compliance information 101 ...

Page 108: ... the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Responsible Party Lenovo United States Incorporated 7001 Development Drive Morrisville NC 27560 Email FCC lenovo com Industry Canada compliance statement CAN ICES 3 B NMB 3 B European Union conformity EU Con...

Page 109: ...rantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo Deutschland GmbH Meitnerstr 9 D 70563 Stuttgart Japan VCCI Class B compliance statement Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase Japan notice for ac power cord The ac power cord shipped with your product can be used only for this...

Page 110: ...ogram of the U S Environmental Protection Agency and the U S Department of Energy aimed at saving money and protecting the environment through energy efficient products and practices Lenovo is proud to offer products with the ENERGY STAR certified designation Lenovo computers if carry an ENERGY STAR mark have been designed and tested to conform to the ENERGY STAR program requirements for computers...

Page 111: ...ion about ENERGY STAR go to https 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 Lenovo has preset a default power plan To change the power plan see Set the power plan on page 13 Appendix C Compliance information 105 ...

Page 112: ...106 M75s 1 User Guide ...

Page 113: ...right 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 config...

Page 114: ...luding any Linux agreement s which may accompany software included with this product Lenovo may update this document at any time without notice For the latest information or any questions or comments contact or visit the Lenovo Web site https support lenovo com Trademarks LENOVO LENOVO logo THINKCENTRE and THINKCENTRE logo are trademarks of Lenovo Intel and Optane are trademarks of Intel Corporati...

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