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1. Power / USB-C

™ 

connector

Connect to ac power with the included power cord and ac power adapter. When not 
connected with the ac power adapter, it can also be used to connect external storage 
or data devices. 

Note:

An appropriate USB-C cable is required for connecting external devices. This 

connector cannot be used to connect external display devices. Use the Thunderbolt 
3

™ 

connector to connect external display devices.

2. Charging light

Indicate whether the computer is connected to ac power.  

Light status

Indication

Solid white

connected to ac power; battery capacity 
91% – 100%

Solid amber

connected to ac power; battery capacity 
1% – 90%

Off

not connected to ac power

3. Combo audio jack

Connect headphones or headsets with a 3.5-mm (0.14-inch), 4-pole plug. 

Note:

This jack does not support standalone external microphones. If you use 

headsets, choose one with a combined plug.

Chapter 1

.

Meet your computer

3

Summary of Contents for Yoga S940-14IWL

Page 1: ...Lenovo Yoga S940 14IWL User Guide ...

Page 2: ...tant safety information on page 35 Safety and Warranty Guide Setup Guide First Edition April 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: ...ator password 23 Change or remove administrator password 23 Set user password 24 Enable power on password 24 Set hard disk drive or solid state drive password 24 Change or remove hard disk drive or solid state drive password 25 Use firewalls and antivirus programs 25 Chapter 5 Configure advanced settings 27 Novo button menu 27 UEFI BIOS 27 What is UEFI BIOS setup utility 27 Open the UEFI BIOS setu...

Page 4: ...ii Lenovo Yoga S940 14IWL User Guide ...

Page 5: ... 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 documentati...

Page 6: ...iv Lenovo Yoga S940 14IWL User Guide ...

Page 7: ...n page 10 3 Camera Take pictures or record videos by selecting Camera from the Start menu Note You can install and use other apps that support photographing video chat and videoconferencing 4 Camera light Indicate whether the camera is in use 5 ToF sensor Detect user behavior and adjust settings automatically 6 Screen Display text graphics and videos Copyright Lenovo 2019 1 ...

Page 8: ...computer open the Start menu select Power and then select Shut down The light on 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 rapidly The computer is entering sleep or hibernation mode Blinking slowly The computer is in sleep mode 3 Speakers Produce sound 4 Touchpad Perform finger touch and all the functions...

Page 9: ...vices Use the Thunderbolt 3 connector to connect external display devices 2 Charging light Indicate whether the computer is connected to ac power Light status Indication Solid white connected to ac power battery capacity 91 100 Solid amber connected to ac power battery capacity 1 90 Off not connected to ac power 3 Combo audio jack Connect headphones or headsets with a 3 5 mm 0 14 inch 4 pole plug ...

Page 10: ...tible devices with the output voltage and current of 5 V and 3 A Transfer data at Thunderbolt 3 speed up to 40 Gbps Connect to an external display Note You may need to purchase and use an appropriate adapter for connecting external display devices Connect to USB C accessories to expand computer functionality To purchase USB C accessories go to https www lenovo com accessories 4 Lenovo Yoga S940 14...

Page 11: ...tton Open Novo button menu 1 Turn off the computer 2 Keep the screen open and press the Novo button Note You may use the tip of a paper clip to press this button 2 Speakers Produce sound Chapter 1 Meet your computer 5 ...

Page 12: ...bolt 3 connector 2 Combo audio connector Security Infrared camera Windows Hello compatible UEFI BIOS password Solid state drive password Wireless Bluetooth Wireless LAN Others Camera Microphones ToF Time of Flight sensor Note The battery capacity is the typical or average capacity as measured in a specific test environment Capacities measured in other environments may differ but are no lower than ...

Page 13: ...USB device Data rate Gbit s 3 1 Gen 1 5 3 1 Gen 2 10 3 2 20 Chapter 1 Meet your computer 7 ...

Page 14: ...8 Lenovo Yoga S940 14IWL User Guide ...

Page 15: ...look com and other Microsoft services Settings can be synced If you use your Microsoft account to sign in to multiple Windows enabled devices certain Windows settings can be synced among the devices Switch between a local and a Microsoft account If you are using a local account to sign in to Windows 10 you can switch to use a Microsoft account instead Step 1 Open the Start menu and select Settings...

Page 16: ... If your computer includes a Windows Hello compatible infrared camera you can set up face recognition to sign in with your face Step 1 Open the Start menu and select Settings Accounts Sign in options Note If you are using a local account the account must be password protected Otherwise you cannot set face recognition Step 2 Under Face Recognition select Set up Get started Step 3 Follow on screen i...

Page 17: ...ification area Display notifications and status of some features 8 Battery status icon Display power status and change battery or power settings 9 Network icon Connect to an available wireless network and display the network status When connected to a wired network the icon changes to 10 Action center Display the latest notifications from apps and provide quick access to some features Open the Sta...

Page 18: ...twork name and click Forget Turn on or off airplane mode Airplane mode is a convenient setting to turn on or off all wireless communication of your computer You may need to turn it on when boarding an airplane Step 1 Click the notification icon in the Windows notification area Step 2 Click the airplane mode icon to turn it on or off Note Click Expand if you cannot find the airplane mode icon Conne...

Page 19: ... an external display Note Depending on the situation you might see Projector only or Second screen only If you show programs using DirectDraw or Direct3D in full screen mode only the main display shows the video output Change display settings 1 Right click a blank area on the desktop and select Display settings 2 Select the display that you want to configure 3 Change display settings of your prefe...

Page 20: ...etails on how to tell whether your pre installed Windows product is genuine refer to the information provided by Microsoft at https www microsoft com en us howtotell default aspx There are no external visual indicators of the Product ID or Windows version for which the computer is licensed Instead the Product ID is recorded in the computer firmware Whenever a Windows 10 product is installed the in...

Page 21: ...k up computer warranty status online Access User Guide Read tips and tricks articles customized for your computer Lenovo Wi Fi Security Protect your computer from malicious Wi Fi networks Keyboard hotkeys Some keys on the keyboard are printed with icons These keys are called hotkeys and can be pressed alone or in combination with the Fn key to access certain Windows functions or settings quickly T...

Page 22: ...OS setting that changes how hotkeys or function keys are used Hotkey mode setting How to use hotkeys How to use function keys Disabled Hold down the Fn key and press one of the hotkeys Press the function keys directly Enabled Press the hotkeys directly Hold down the Fn key and press one of the function keys Note Hotkeys that do not share keys with function keys are not affected by the hotkey mode ...

Page 23: ...ve your head sideways while pressing and holding a window title Move application windows between screens Glance by Mirametrix Move your head sideways Move pointer between screens Glance by Mirametrix Notes Your computer may be pre installed with either Lenovo Vantage or PC Manager but not both The listed features may not be enabled by default You may need to enable these features in the correspond...

Page 24: ...rs To save battery power you can turn on Snooze when unplugged or Snooze when no external monitors on the software settings page Calibrate your head position You can use the calibration window of Glance by Mirametrix to adjust your head position so that the ToF sensor can better detect your head movement Step 1 Open the console by clicking the Glance by Mirametrix icon in the Windows notification ...

Page 25: ...ap window When snap window is enabled you can move application windows between screens Step 1 Connect an external display and set project mode to Extend Note Snap window does not work in duplicate mode Step 2 Turn on Snap Window on the console of Glance by Mirametrix Step 3 Display the application window and make sure it is not maximized or minimized Note Maximized or minimized windows cannot be m...

Page 26: ...e battery temperature 1 Open Lenovo Vantage 2 Click Hardware Settings Power 3 Locate the Power Status section and then click Show Details to view the battery temperature Maximize the battery life Lower the brightness of the computer display Turn off the wireless features when not in use Use the battery until the charge is depleted Recharge the battery completely before using it Set power button be...

Page 27: ...e mode You can press Fn Q to manually set the computer s performance mode Performance mode Description Auto The computer monitors what programs are running and automatically set the highest frequency for the processing unit Quiet The computer s processing unit may not operate at its highest frequency High performance The computer s processing unit can operate at its highest frequency Chapter 3 Exp...

Page 28: ...22 Lenovo Yoga S940 14IWL User Guide ...

Page 29: ...nge only a few settings Set administrator password You set the administrator password to prevent unauthorized access to the UEFI BIOS setup utility Attention If you forget the administrator password a Lenovo authorized service personnel cannot reset your password You must take your computer to a Lenovo authorized service personnel or a marketing representative to have the system board replaced Pro...

Page 30: ...lect Exit Exit Saving Changes Enable power on password If the administrator password has been set you can enable power on password to enforce greater security Step 1 Open the UEFI BIOS setup utility Step 2 Select Security Power on Password and press Enter Note The administrator password must be set in advance Step 3 Change the setting to Enabled Step 4 Select Exit Exit Saving Changes If power on p...

Page 31: ...aster Password and press Enter Note If you remove the master hard disk password the user hard disk password is also removed To change user password select Change User Password and press Enter Note The user hard disk password cannot be removed separately Step 4 Select Exit Exit Saving Changes Use firewalls and antivirus programs Your computer might be preinstalled with a firewall program The firewa...

Page 32: ...26 Lenovo Yoga S940 14IWL User Guide ...

Page 33: ...Start menu and select Settings Update Security Recovery Restart now open the Start menu and select Power Hold down the Shift key and select Restart UEFI BIOS This section introduces what is UEFI BIOS and the operations you can perform in the UEFI BIOS setup utility What is UEFI BIOS setup utility UEFI BIOS is the first program that the computer runs when the computer is turned on UEFI BIOS initial...

Page 34: ...uter When the logo screen is displayed press F12 Note For computers with hotkey mode enabled press Fn F12 2 Select the device that you want the computer to start from and press Enter Set the system date and time 1 Open the UEFI BIOS setup utility 2 Select Date Time and set the system date and time as desired 3 Press F10 to save changes and exit Change hotkey mode Step 1 Open the UEFI BIOS setup ut...

Page 35: ...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 Reset your computer In the resetting process you can choose to keep your files or remove them when you reinstall the operating system Note The items in the graphical user interface GUI might change without notice 1 Open the Start menu and then click Settings Upd...

Page 36: ...B drive with the Type C plug To use a USB drive with the Type A plug you may need to purchase and use a USB C to USB Type A adapter 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 at least 16 ...

Page 37: ... computer immediately The more quickly you stop the current from passing through the computer the more likely you will reduce damage from short circuits Attention Although you might lose some data or work by turning off the computer immediately leaving the computer on might make your computer unusable 2 Do not try to drain out the liquid by turning over the computer If your computer has keyboard d...

Page 38: ...ty 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 details Knowledge base a...

Page 39: ...ormation 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 help Telephone numbers For a list of the Lenovo Support phone numbers for your country or region Go to https pcsupport lenovo com supportphone...

Page 40: ...dware 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 maintenance of network operating systems NOS Installation and maintenance of programs For the terms an...

Page 41: ...n includes references to power adapters and batteries In addition some products such as speakers and monitors ship with external power adapters If you have such a product this information applies to your product In addition computer products contain a coin sized internal battery that provides power to the system clock even when the computer is unplugged so the battery safety information applies to...

Page 42: ...To avoid spills and the danger of electrical shock keep liquids away from your computer Protect the cables from being damaged Applying strong force to cables may damage or break them Route communication lines or the cables of an ac power adapter a mouse a keyboard a printer or any other electronic device so that they cannot be walked on tripped over pinched by your computer or other objects or in ...

Page 43: ...Web site https pcsupport lenovo com supportphonelist Frequently inspect your computer and its components for damage or wear or signs of danger If you have any question about the condition of a component do not use the product Contact the Customer Support Center or the product manufacturer for instructions on how to inspect the product and have it repaired if necessary In the unlikely event that yo...

Page 44: ...ers from a product equipped with a power cord always ensure that the power is turned off and that the product is unplugged from any power source If you have any questions or concerns contact the Customer Support Center Although there are no moving parts in your computer after the power cord has been disconnected the following warnings are required for your safety Keep fingers and other parts of yo...

Page 45: ...nals 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 where the electrical contacts on ei...

Page 46: ...ng 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 installi...

Page 47: ...at room temperature charged to approximately 30 to 50 of capacity We recommend that the batteries be charged about once per year to prevent overdischarge Do not put the battery in trash that is disposed of in landfills When disposing of the battery comply with local ordinances or regulations Notice for removable rechargeable battery DANGER Only recharge the battery strictly according to instructio...

Page 48: ...e chocking or severe internal burns in just two hours and might even result in death Keep batteries away from children If the lithium coin cell battery is swallowed or placed inside 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 te...

Page 49: ... computer or charge the battery near flammable materials or in explosive environments Ventilation slots fans and or heat sinks are provided with the product for safety comfort and reliable operation These features might inadvertently become blocked by placing the product on a bed sofa carpet or other flexible surface Never block cover or disable these features When the ac power adapter is connecte...

Page 50: ...ll internal parts enclosures are fastened into place Never use the computer when internal parts and circuits are exposed DANGER Connect and disconnect cables as described in the following procedures when installing moving or opening covers on this product or attached devices To connect 1 Turn everything OFF 2 First attach all cables to devices 3 Attach signal cables to connectors 4 Attach power co...

Page 51: ...ral laws Using headphones or earphones Excessive sound pressure from earphones and headphones can cause hearing loss Adjustment of the equalizer to maximum increases the earphone and headphone output voltage and the sound pressure level Therefore to protect your hearing adjust the equalizer to an appropriate level Excessive use of headphones or earphones for a long period of time at high volume ca...

Page 52: ...nstructions direct you to install it When you handle options or CRUs or perform any work inside the computer take the following precautions to avoid static electricity damage Limit your movement Movement can cause static electricity to build up around you Always handle components carefully Handle adapters memory modules and other circuit boards by the edges Never touch exposed circuitry Prevent ot...

Page 53: ...tic bags Keep your computer away from magnets activated cellular phones electrical appliances or speakers more than 13 cm or 5 inches Avoid subjecting your computer to extreme temperatures below 5 C 41 F or above 35 C 95 F Avoid placing any objects including paper between the display and the keyboard or the palm rest Computer display might be designed to be opened and used at a certain angle Do no...

Page 54: ...aner 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 Cleaning 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 ...

Page 55: ...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 56: ... 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 Using PDFs with screen readers ...

Page 57: ...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 58: ...ight not be possible to observe the best ergonomic practices when you are using your computer while on the move or in a casual setting Regardless of the setting try to observe as many of the tips as possible Sitting properly and using adequate lighting for example helps you maintain desirable levels of comfort and performance If your work area is not in an office setting ensure to take special not...

Page 59: ...oc tablets For wireless peripheral devices https www lenovo com eu doc wireless options Lenovo cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non recommended 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 accor...

Page 60: ...f 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 recycling The latest environmental information about our products is available at https www lenovo com ecodeclara...

Page 61: ...omotion of Effective Utilization of Resources Computers and monitors are categorized as industrial waste and should be properly 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 recycl...

Page 62: ...as pelos orgãos ambientais de acordo com a legislação local A Lenovo possui um canal específico para auxiliá lo no descarte desses produtos Caso você possua um produto Lenovo em situação de descarte ligue para o nosso SAC ou encaminhe um e mail para reciclar lenovo com informando o modelo número de série e cidade a fim de enviarmos as instruções para o correto descarte do seu produto Lenovo Batter...

Page 63: ... Lenovo product You can find details about the battery in the product documentation If the battery needs to be replaced contact your place of purchase or contact Lenovo for service If you need to dispose of a lithium battery insulate it with vinyl tape contact your place of purchase or a waste disposal operator and follow their instructions Disposing of battery packs from Lenovo products Your Leno...

Page 64: ...s in electrical and electronic equipment RoHS recast or RoHS 2 For more information about Lenovo worldwide compliance on RoHS go to https www lenovo com rohs communication Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction of the Use of Certain Hazardous Substances in Waste Electrical and Electronic Equipment WEEE Ukraine RoHS India RoHS R...

Page 65: ...Appendix C Compliance information 59 ...

Page 66: ... 14IWL machine type 81Q7 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 interference in a residential installation This equipment generates uses and can radiate radio frequency 60 Lenovo Yoga S940 14IWL User Guide ...

Page 67: ...rmful 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 Contact Lenovo Slovakia Landererova 12 811 09 Bratislava Slovak...

Page 68: ... das EG Konformitätszeichen CE zu führen Verantwortlich 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 ...

Page 69: ...am requirement for computers at the time of manufacture For more information about Lenovo ENERGY STAR certified products go to https www lenovo com us en social_responsibility energy 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 financia...

Page 70: ...64 Lenovo Yoga S940 14IWL User Guide ...

Page 71: ... 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 confi...

Page 72: ...ment 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 and the LENOVO logo are trademarks of Lenovo Thunderbolt is a trademarks of Intel Corporation or its subsidiaries in the U S and or other countries Microsoft Windows Direct3D OneDrive Outlook Xbox Skype and Cortana are trademarks of...

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