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Lenovo 11CS000MCA, User Manual

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Problem

Solution

The Bluetooth feature does not work.

•  Enable the Bluetooth feature in UEFI BIOS.

•  Enable all Bluetooth devices. 

1.  Right-click the 

Start 

button to open the 

Start 

context menu.

2.  Click 

Device Manager

. Type the administrator password or 

provide confirmation if prompted.

3.  Expand 

Bluetooth 

to display all Bluetooth devices. Right-click 

each Bluetooth device, and then click 

Enable device

.

4.  Expand 

Network adapters 

to display all network devices. 

Right-click each Bluetooth device, and then click 

Enable 

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.

Select the Bluetooth headset or headphones as the default audio 
output device in advanced sound settings.

Chapter 6

.

Troubleshooting, diagnostics, and recovery

35

Summary of Contents for 11CS000MCA

Page 1: ...M70t and M80t User Guide ...

Page 2: ...rtant safety information on page 71 Safety and Warranty Guide Setup Guide First Edition May 2020 Copyright Lenovo 2020 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: ...data 22 Use the cover presence switch 22 Use Intel BIOS guard 23 Use Smart USB Protection 23 Chapter 5 UEFI BIOS 25 What is UEFI BIOS 25 Enter the BIOS menu 25 Navigate in the BIOS interface 25 Change the display language of UEFI BIOS 25 Set the system date and time 26 Change the startup sequence 26 Enable or disable the configuration change detection feature 26 Enable or disable the automatic pow...

Page 4: ...ll battery 63 Power supply assembly 64 E lock 65 Chapter 8 Help and support 67 Self help resources 67 Call Lenovo 68 Before you contact Lenovo 68 Lenovo Customer Support Center 68 Purchase additional services 69 Appendix A Important safety information 71 Appendix B Accessibility and ergonomic information 85 Appendix C Supplemental information about the Ubuntu operating system 89 Appendix D Complia...

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 pcsupport lenovo com Microsoft makes periodic feature changes to the Windows operating system through Windows Update As a result some information in this docu...

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Page 7: ...t support the content protection for recordable media CPRM feature for the SD card See Use a media card for selected models on page 16 4 Power button Press to 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 hibernatio...

Page 8: ...d up to 5 Gbps Connect to USB C accessories to help expand your computer functionality To purchase USB C accessories go to https www lenovo com accessories 10 USB 3 2 connectors Gen 1 Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer 11 USB 3 2 connectors Gen 2 Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB ...

Page 9: ...end audio and video signals from the computer to another audio and video device such as a high performance monitor 3 DisplayPort out connectors Send audio and video signals from the computer to another audio and video device such as a high performance monitor 4 USB 2 0 connectors Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer 5 USB 2 0 connector C...

Page 10: ...r blinks data is being transmitted 11 E lock slots Lock the computer cover through an E lock 12 Serial connector Connect an external modem a serial printer or other devices that use a serial connector 13 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 14 Padlock loop...

Page 11: ...nnectors Send audio and video signals from the computer to another audio and video device such as a high performance monitor 4 USB 3 2 connectors Gen 1 Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer 5 USB 3 2 connector Gen 1 Connect USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer Note This connector suppor...

Page 12: ...ternal modem a serial printer or other devices that use a serial connector 13 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 14 Padlock loop Lock the computer cover through a padlock 15 Security lock slot Lock your computer to a desk table or other fixtures through ...

Page 13: ... click the Start button and then click System Memory Up to four double data rate 4 DDR4 unbuffered dual inline memory modules UDIMMs 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 height hard disk drive M 2 solid state drive Intel Optane memory To view the storage drive capacity of your computer right click the Start button to open the...

Page 14: ...ls Statement on USB transfer rate 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 Dat...

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: ...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 connected ...

Page 17: ...ndows notification area A list of available wireless networks is displayed 2 Select a network available for connection Provide required information if needed Use Lenovo Vantage The preinstalled Lenovo Vantage is a customized one stop solution to help you maintain your computer with automated updates and fixes configure hardware settings and get personalized support Access Lenovo Vantage Open the S...

Page 18: ...ntations or expand your workspace If your computer cannot detect the external display right click an empty area of the desktop and then click Display settings Detect Connect to a wireless display To use a wireless display ensure that both your computer and the external display support the Miracast feature Open the Start menu and then click Settings Devices Bluetooth other devices Add Bluetooth or ...

Page 19: ...y that you want to configure 3 Change display settings of your preference You can change the settings for both the computer display and the external display For example you can define which one is the main display and which one is the secondary display You also can change the resolution and orientation Note If you set a higher resolution for the computer display than the external display only part...

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Page 21: ...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 22: ...t 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 following informati...

Page 23: ... 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 25: ...ents or warranties about the function quality or performance of the locking 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 Copyright Lenovo 202...

Page 26: ...e Interface BIOS Basic Input Output System to prevent unauthorized access to your computer However you are not prompted to enter any UEFI BIOS password when your computer resumes from sleep mode Power on password When a power on password is set you are prompted to enter a valid password each time the computer is turned on The computer cannot be used until the valid password is entered Supervisor p...

Page 27: ...Set System Management Password or Hard Disk Password and press Enter 4 Follow the on screen instructions to set change or remove a password 5 Press F10 or Fn F10 to save the changes and exit You should record your passwords and store them in a safe place If you forget the passwords see Clear CMOS on page 29 to remove them by yourself You can also contact a Lenovo authorized service provider to hav...

Page 28: ...ss the power button and the keyboard are disabled 6 After the erasing process is completed a message is displayed prompting you to reset the system Select Continue Note Depending on the storage drive capacity the erasing process will take half an hour to three hours 7 After the resetting process is completed one of the following will happen If the data on the system storage drive is erased you wil...

Page 29: ...tion 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 storage devices No Access You cannot access the USB storage devices from the computer To configure the Smart USB Protection function 1 Restart the computer When...

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Page 31: ...not 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 F...

Page 32: ...orary startup device Note Not all discs and storage drives are bootable 1 Depending on the type of the storage device do one of the following If the storage device is internal go to step 2 If the storage device is a disc 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 storag...

Page 33: ...tart the computer When the logo screen is displayed press F1 or Fn F1 2 Select Power Smart Power On and press Enter 3 Enable or disable the feature as desired 4 Press F10 or Fn F10 to save the 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 us en compliance e...

Page 34: ... and press Enter 4 Set the performance mode as desired 5 Press F10 or Fn F10 to save the changes and exit Change BIOS settings before installing a new operating system BIOS settings vary by operating system Change the BIOS settings before installing a new operating system Microsoft constantly makes updates to the Windows 10 operating system Before installing a particular Windows 10 version check t...

Page 35: ...overy process will take two to three minutes 8 Disconnect all power cords from electrical outlets 9 Move the jumper back to the standard position 10 Reinstall all the parts that have been removed Then reconnect the power cords for the computer and the monitor to electrical outlets 11 Turn on the computer and the monitor When the logo screen is displayed press F1 or Fn F1 12 To prevent data loss en...

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Page 37: ...rectly c All connected 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 if any to see if the computer has been infected by a virus If the program detects a virus remove the virus 3 See Chapter 6 Troubleshooting diagnostics and recovery on page 31 to resolve the problem you are...

Page 38: ... 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 the...

Page 39: ...ts the audio function built into the system board 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 emulatio...

Page 40: ...g 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 work Enable the Wake On LAN feature i...

Page 41: ... then click Enable device 4 Expand Network adapters to display all network devices Right click each Bluetooth device and then click Enable 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 h...

Page 42: ...pen 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 icons ...

Page 43: ...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 44: ...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 accessed...

Page 45: ... you read and follow the on screen recovery instructions The data on your computer might be deleted during the recovery process To avoid data loss make a backup copy of all the data that you want to keep Restore system files and settings to an earlier point 1 Go to Control Panel and view by large icons or small icons 2 Click Recovery Open System Restore Then follow the on screen instructions Resto...

Page 46: ...one numbers for your country or region go to https pcsupport lenovo com supportphonelist Create a recovery USB drive Attention The creation process deletes anything stored on the USB drive To avoid data loss make a backup copy of all the data that you want to keep 1 Ensure that your computer is connected to ac power 2 Prepare a USB drive with capacity of at least 16 GB The actual USB capacity requ...

Page 47: ...able 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 Go to https pcsupport lenovo com and select the entry for your computer Then follow the on screen instructions to download and install necessary drivers and software From Windows Update Note The device drivers provided by Wi...

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Page 49: ...enovo at any time 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 ...

Page 50: ... turn off the computer and wait several minutes until the computer is cool Replacement procedure 1 Remove any media from the drives and turn off all connected devices and the computer 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 4 Lay down the computer to place the computer cover facing ...

Page 51: ...s to the computer Note If a locking device is available use it to lock the computer Front bezel Prerequisite Before you start read Appendix A Important safety information on page 71 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 Chapter 7 CRU replacement 45 ...

Page 52: ...2 Remove the front bezel 3 Install the front bezel 4 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer 46 M70t and M80t User Guide ...

Page 53: ...the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the front bezel See Front bezel on page 45 3 Disconnect the signal and power cable from the optical drive 4 Remove the optical drive 5 Remove the optical drive bracket Chapter 7 CRU replacement 47 ...

Page 54: ...connect the power cord and all disconnected cables to the computer Drive bay assembly Prerequisite Before you start read Appendix A Important safety information on page 71 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the front bezel See Front bezel on page 45 48 M70t and M80t User Guide ...

Page 55: ...mputer Hard disk drive Prerequisite Before you start read Appendix A Important safety information on page 71 and print the following instructions Attention The internal storage drive is sensitive Inappropriate handling might cause damage and permanent loss of data When handling the internal storage drive observe the following guidelines Chapter 7 CRU replacement 49 ...

Page 56: ... shocks or vibration Put the internal storage drive on a soft material such as cloth to absorb physical shocks 3 5 inch primary hard disk drive 1 Remove the computer cover See Computer cover on page 44 2 Remove the front bezel See Front bezel on page 45 3 Remove the optical drive if any See Optical drive on page 47 4 Remove the drive bay assembly See Drive bay assembly on page 48 5 Disconnect the ...

Page 57: ... 2 Disconnect the signal cable and the power cable from the 2 5 inch secondary hard disk drive 3 Remove the 2 5 inch secondary hard disk drive 4 Install the 2 5 inch secondary hard disk drive 5 Connect the signal cable and the power cable to the new hard disk drive 6 Reinstall all removed parts Then reconnect the power cord and all disconnected cables to the computer Chapter 7 CRU replacement 51 ...

Page 58: ... 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 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 subjec...

Page 59: ...a Pull out the stopper b Remove the M 2 solid state drive c Install the M 2 solid state drive Chapter 7 CRU replacement 53 ...

Page 60: ...er For computers with the heat sink for the M 2 solid state drive do one of the following depending on the computer model Type 1 a Pull out the stopper b Remove the heat sink with the bracket 54 M70t and M80t User Guide ...

Page 61: ...ove the M 2 solid state drive e Remove the film that covers the thermal pad if any Then install the M 2 solid state drive f Remove the film that covers the thermal pad if any Then install the heat sink Chapter 7 CRU replacement 55 ...

Page 62: ...g Install the heat sink with the bracket h Insert the stopper Type 2 a Pull out the stopper 56 M70t and M80t User Guide ...

Page 63: ...state drive c Remove the M 2 solid state drive d Remove the film that covers the thermal pad if any Then install the M 2 solid state drive e Install the heat sink with the M 2 solid state drive f Insert the stopper Chapter 7 CRU replacement 57 ...

Page 64: ...e 71 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the front bezel See Front bezel on page 45 3 Remove the drive bay assembly See Drive bay assembly on page 48 4 Remove the M 2 solid state drive and its heat sink if any See M 2 solid state drive and heat sink on page 52 5 Remove the M 2 solid state drive bracket 58 M70...

Page 65: ...ix A Important safety information on page 71 and print the following instructions Ensure that you follow the installation order for memory modules shown in the following illustration Replacement procedure 1 Remove the computer cover See Computer cover on page 44 2 Remove the front bezel See Front bezel on page 45 3 Remove the drive bay assembly See Drive bay assembly on page 48 Chapter 7 CRU repla...

Page 66: ... engaged with a click 6 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer PCI Express connector cable Prerequisite Before you start read Appendix A Important safety information on page 71 and print the following instructions Replacement procedure 1 Remove the computer cover See Computer cover on page 44 60 M70t and M80t User Guide ...

Page 67: ...press connector cable 6 Install the PCI Express connector cable 7 Connect the new cable to the system board 8 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer PCI Express card Prerequisite Before you start read Appendix A Important safety information on page 71 and print the following instructions Chapter 7 CRU replacement 61 ...

Page 68: ...e drive bay assembly See Drive bay assembly on page 48 4 Remove the PCI Express card 5 Remove the PCI Express connector cable if any See PCI Express connector cable on page 60 Then install the PCI Express card 6 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer 62 M70t and M80t User Guide ...

Page 69: ...figurations A coin cell battery keeps this information active when you turn off the computer The coin cell battery normally requires no charging or maintenance throughout its life however no coin cell battery lasts forever If the coin cell battery fails the date and time information is lost An error message is displayed when you turn on the computer Replacement procedure 1 Remove the computer cove...

Page 70: ... cord has been disconnected the following warnings are required for your safety Keep fingers and other parts of your body away from hazardous moving parts If you suffer an injury seek medical care immediately Never remove the cover on a power supply or any part that has the following label attached Hazardous voltage current and energy levels are present inside any component that has this label att...

Page 71: ...ssembly cables to the system board 8 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer E lock Prerequisite Before you start read Appendix A Important safety information on page 71 and print the following instructions Chapter 7 CRU replacement 65 ...

Page 72: ...omputer cover on page 44 2 Disconnect the E lock cable from the system board 3 Remove the E lock 4 Install the E lock 5 Connect the E lock cable to the system board 6 Reinstall all the removed parts Then reconnect the power cord and all disconnected cables to the computer 66 M70t and M80t User Guide ...

Page 73: ...roduct documentation Safety and Warranty Guide Setup Guide This User Guide Regulatory Notice Go to https pcsupport lenovo com Then follow the on screen instructions to 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 details Knowledge base and f...

Page 74: ...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 hel...

Page 75: ...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 77: ...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 78: ...able 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 always ...

Page 79: ...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 80: ...tended 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 equip...

Page 81: ...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 82: ...y 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 Ca...

Page 83: ...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 84: ...es 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 the ...

Page 85: ...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 86: ...ER 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 train...

Page 87: ... 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 88: ...ive 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 cover or other metal surface Operating environment Maximum altitude without pressurization Operating From 15 2 m 50 ft to 3048 m 10 000 ft Storage From 15 2 m 50 ft to 10 668 m 35 000 ft T...

Page 89: ...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 data on the storage drive regularly You can restore the storage drive from a backup Create a recovery medium as early as possible You can use the recovery medium to recover your operating system even if Windows fails to start up Get the most up to date opera...

Page 90: ... 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 lint free cloth to wipe the screen gently If you see a scratchlike mark on your screen it might be a stain Wipe or dust the stain gently with a soft dry cloth If th...

Page 91: ...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 92: ...d 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 re...

Page 93: ...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 94: ...our 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 neutral...

Page 95: ...eb site or from your computer contact your local Lenovo office or reseller to obtain a printed version of the LLW Access the Ubuntu help system The Ubuntu help system provides information about how to use the Ubuntu operating system To access the help system from Home Screen move your pointer to the Launch bar and then click the Help icon If you cannot find the Help icon from the Launch bar click ...

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Page 97: ...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 interference with ...

Page 98: ...out 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 recycling ...

Page 99: ...posed 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_responsibility sus...

Page 100: ... 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 not ...

Page 101: ... 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 hazardous su...

Page 102: ...Ukraine RoHS India RoHS RoHS compliant as per E Waste Management Rules Mainland China RoHS 96 M70t and M80t User Guide ...

Page 103: ...unications Commission FCC Supplier s Declaration of Conformity The following information refers to the below products and machine types Product name ThinkCentre M70t Machine types 11D9 11DA 11EU and 11EV Appendix D Compliance and TCO Certified information 97 ...

Page 104: ... any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful inte...

Page 105: ...kt ohne Zustimmung der Lenovo verändert bzw wenn Erweiterungskomponenten von Fremdherstellern ohne Empfehlung der Lenovo gesteckt eingebaut werden Zulassungsbescheinigung laut dem Deutschen Gesetz über die elektromagnetische Verträglichkeit von Betriebsmitteln EMVG vom 20 Juli 2007 früher Gesetz über die elektromagnetische Verträglichkeit von Geräten bzw der EU Richtlinie 2014 30 EU der EU Richtli...

Page 106: ... lenovo com us en compliance tco Export classification notice This product is subject to the United States Export Administration Regulations EAR and has an Export Classification Control Number ECCN of 5A992 c It can be re exported except to any of the embargoed countries in the EAR E1 country list Lenovo product service information for Taiwan Taiwan precautionary vision statement 警語 使用過度恐傷害視力 注意事項...

Page 107: ...fixed to the product the product packaging or displayed electronically on the E label screen or the power settings interface By using ENERGY STAR compliant products and taking advantage of the power management features of your computer you reduce the consumption of electricity Reduced electrical consumption contributes to potential financial savings a cleaner environment and the reduction of green...

Page 108: ...102 M70t and M80t User Guide ...

Page 109: ...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...

Page 110: ...pdate this document at any time without notice For the latest information or any questions or comments contact or visit the Lenovo Web site https pcsupport lenovo com Trademarks LENOVO LENOVO logo THINKCENTRE and THINKCENTRE logo are trademarks of Lenovo Intel and Optane are trademarks of Intel Corporation or its subsidiaries in the U S and or other countries Microsoft Windows Direct3D and Cortana...

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