L390, L390 Yoga, S2 4th Gen, and S2 Yoga 4th Gen User Guide
Read this first Before using this documentation and the product it supports, ensure that you read and understand the following: • Appendix A “Important safety information” on page 69 • Safety and Warranty Guide • Setup Guide Second Edition (June 2019) © Copyright Lenovo 2018, 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.
Contents About this documentation . . . . . . . . iii Chapter 1. Meet your computer . . . . . 1 Front . . . . . . . . . . . . . Base . . . . . . . . . . . . . Left . . . . . . . . . . . . . Right . . . . . . . . . . . . . Bottom . . . . . . . . . . . . Features. . . . . . . . . . . . Specifications . . . . . . . . . Statement on USB transfer rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3 4 6 8 9 10 10 Chapter 2.
Call Lenovo . . . . . . . . . . . Before you contact Lenovo . . . Lenovo Customer Support Center . Purchase additional services. . . . . . . . . . . . . . . . . . . . . . . . . 67 67 67 68 Appendix A. Important safety information . . . . . . . . . . . . . . . 69 Appendix B. Accessibility and ergonomic information . . . . . . . . 83 ii L390, L390 Yoga, S2 4th Gen, and S2 Yoga 4th Gen User Guide Appendix C. Supplemental information about the Ubuntu operating system . . . . . . . . . . . . . . . . .
About this documentation • Illustrations in this documentation might look different from your product. • Depending on the model, some optional accessories, features, and software programs might not be available on your computer. • Depending on the version of operating systems, some user interface instructions might not be applicable to your computer. • Documentation content is subject to change without notice.
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Chapter 1. Meet your computer Front Front (for ThinkPad L390 Yoga™ and ThinkPad S2 Yoga 4th Gen computers) 1. Infrared camera* Log in to your computer with face authentication. See “Use face authentication (for selected models)” on page 38. 2. Microphones Capture or record sound and voice. Take pictures or record videos by clicking Camera from the Start menu. The camera indicator nearby is on when in use. 3. Front camera 4.
Front (for ThinkPad L390 and ThinkPad S2 4th Gen computers) Take pictures or record videos by clicking Camera from the Start menu. The camera indicator nearby is on when in use. 1. Front camera If you use other apps that support photographing, video chatting, and video conference, the camera starts automatically when you enable the camera-required feature from the app. 2. Microphones Capture or record sound and voice. 3. Multi-touch screen* Enable you to use your computer with simple touch gestures.
Base 1. Fingerprint reader* Log in to your computer with enrolled fingerprints. See “Use fingerprint authentication (for selected models)” on page 38. 2. Trackpad Perform finger touch and all the functions of a traditional mouse. See “Use the trackpad” on page 19. 3. NFC mark* Your computer supports NFC (near field communication). You can share information with another NFC-enabled device. See “Set up an NFC connection” on page 31. 4.
Left 1. Pen tether hole The ThinkPad Pen Pro (an electronic pen) might be shipped with some computer models. To protect your pen from theft or loss, use a tether to tie the pen through the pen tether hole. Notes: 1. The tether does not come with your computer or the ThinkPad Pen Pro. 2. Do not hang the computer with the tether. For more information, see “Use ThinkPad Pen Pro (for selected models)” on page 26. 2. USB-C™ connector Use the connector to transfer data (USB 3.
3. Always On USB 3.1 connector Gen 1 With the Always On USB feature enabled, the Always On USB 3.1 connector Gen 1 can charge a USB-compatible device when the computer is on, off, in sleep mode, or in hibernation mode. Notes: • By default, Always On USB is enabled and Charge in Battery Mode is disabled in UEFI BIOS. • When the computer is off or in hibernation mode, and Charge in Battery Mode is disabled in UEFI BIOS, ensure that you have connected the computer to ac power.
Right 1. Pen slot The ThinkPad Pen Pro (an electronic pen) might be shipped with some computer models. Use the pen slot to store the pen. See “Use ThinkPad Pen Pro (for selected models)” on page 26. Press to turn on the computer or put the computer to sleep mode. To turn off the computer, open the Start menu, click down. Power, and then select Shut The indicator in the power button shows the system status of your computer. 2.
7. Security-lock slot 8. Pen tether hole Lock your computer to a desk, table, or other fixtures through a compatible security cable lock. See “Lock the computer” on page 35. The ThinkPad Pen Pro (an electronic pen) might be shipped with some computer models. To protect your pen from theft or loss, use a tether to tie the pen through the pen tether hole. Notes: 1. The tether does not come with your computer or the ThinkPad Pen Pro. 2. Do not hang the computer with the tether.
Bottom If the computer stops responding and you cannot turn it off by pressing the power button, reset your computer: 1. Emergency-reset hole 1. Disconnect your computer from ac power. 2. Insert a straightened paper clip into the hole to cut off power supply temporarily. 3. Connect your computer to ac power and then turn on your computer. 2. Speakers 8 Play sound.
Features Microprocessor To view the microprocessor information of your computer, right-click the Start button and then click System. Memory Double data rate 4 (DDR4) small outline dual in-line memory module (SODIMM), up to 32 GB Storage device • M.2 solid-state drive • Brightness control • Color display with Thin Film Transistor (TFT) technology Display • Color display with In-Plane Switching (IPS) or Twisted Nematic (TN) technology • Display size: 337.82 mm (13.
Specifications • Width: 321.8 mm (12.7 inches) Size • Depth: 224.2 mm (8.83 inches) • Thickness: 18.8 mm (0.
Chapter 2. Get started with your computer Get started with Windows 10 Learn the basics of Windows 10 and start working with it right away. For more information about Windows 10, see the Windows help information. Windows account To use the Windows operating system, a user account is required. It can either be a Windows user account or a Microsoft account. Windows user account When you start Windows for the first time, you are prompted to create a Windows user account.
Windows user interface 1. Account Change account settings, lock the computer, or sign out from the current account. 2. Documents Open the Documents folder, a default folder to save your received files. 3. Pictures Open the Pictures folder, a default folder to save your received pictures. 4. Settings Launch Settings. 5. Power Shut down, restart, or put the computer into sleep mode. 6. Start button Open the Start menu. 7.
• Use Windows Search. Launch an app • Open the Start menu and select the app you want to launch. • Use Windows Search. Windows label Your computer might have a Windows 10 Genuine Microsoft label affixed to its cover depending on the following factors: • Your geographic location • Edition of Windows 10 that is preinstalled Go to https://www.microsoft.com/en-us/howtotell/Hardware.aspx for illustrations of the various types of Genuine Microsoft labels.
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 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.
Interact with your computer Your computer provides you various ways to navigate the screen. Chapter 2.
Use the keyboard shortcuts The special keys on the keyboard help you work more easily and effectively. Open the Start menu. 1. Windows logo key For information about using this key with other keys, see the Windows help information. Switch the letter case between the upper case and lower case. 2. Caps Lock key When the key indicator is on, you can type uppercase letters. Invoke the special function printed as an icon on each key or standard function. 3.
Mute or unmute the microphones. When the key indicator is on, the microphones are muted. Darken the computer display. Brighten the computer display. Manage external displays. Enable or disable the built-in wireless features. Open the Settings window. Enable or disable the built-in Bluetooth features. Open a keyboard setting page. Invoke the function defined by yourself: 1. Open the Start menu and click Lenovo Vantage. 2. Click Hardware Settings and then click Input. 3.
Use the TrackPoint pointing device 1. Pointing stick Use your index finger or middle finger to apply pressure to the pointing-stick nonslip cap in any direction parallel to the keyboard. The pointer on the screen moves accordingly but the pointing stick itself does not move. The higher the pressure applied, the faster the pointer moves. 2. Left-click button Press to select or open an item. 3. Right-click button Press to display a shortcut menu. 4.
Replace the pointing-stick nonslip cap Note: Ensure that the new cap has grooves a . Use the trackpad The entire trackpad surface is sensitive to finger touch and movement. You can use the trackpad to perform all the pointing, clicking, and scrolling functions of a traditional mouse. Use the trackpad 1. Left-click zone Press to select or open an item. You also can tap anywhere on the surface of the trackpad with one finger to perform the left-click action. 2.
Use the touch gestures Tap Tap anywhere on the trackpad with one finger to select or open an item. Two-finger tap Tap anywhere on the trackpad with two fingers to display a shortcut menu. Two-finger scroll Put two fingers on the trackpad and move them in the vertical or horizontal direction. This action enables you to scroll through the document, Web site, or apps. Two-finger zoom out Put two fingers on the trackpad and move them closer together to zoom out.
Notes: • When using two or more fingers, ensure that you position your fingers slightly apart. • Some gestures are not available if the last action was done from the TrackPoint pointing device. • Some gestures are only available when you are using certain apps. • If the trackpad surface is stained with oil, turn off the computer first. Then, gently wipe the trackpad surface with a soft and lint-free cloth moistened with lukewarm water or computer cleaner.
Drag an item to the location you want Move an object. Move two fingers closer together Zoom out. Move two fingers farther apart Zoom in. Swipe in from the right edge Open the action center to see your notifications and quick actions. Swipe in from the left edge View all your open windows in task view. • Swipe downwards shortly from the top edge (for full-screened app or when your computer is in the tablet mode) Show a hidden title bar.
• Do not use fingernails, gloved fingers, or inanimate objects for input on the screen. • Regularly calibrate the accuracy of the finger input to avoid a discrepancy. Use multimedia Use your computer for business or entertainment with the built-in components (camera, speakers, and audio features) or connected external devices (an external projector, monitor, and HDTV). Use audio To enhance your listening experience, connect speakers, headphones, or a headset with a 3.5-mm (0.
Supported resolution The following table lists the supported maximum resolution of the external display. Connect the external display to Supported resolution the USB-C connector Up to 4096 x 2304 pixels / 60 Hz the HDMI connector Up to 4096 x 2160 pixels / 30 Hz Connect to a wireless display To use a wireless display, ensure that both your computer and the external display support the Miracast® feature.
Attention: Do not rotate the computer display with too much force, or apply too much force to the upperright or upper-left corner of the computer display. Otherwise the computer display or hinges might get damaged. Your computer features the following four YOGA modes. You can switch among different modes according to your preference. Note: The keyboard and the pointing devices are automatically disabled in the stand mode, tent mode, and tablet mode. Use the touch screen to control your computer instead.
Notebook mode Stand mode Tent mode Tablet mode Use ThinkPad Pen Pro (for selected models) The ThinkPad Pen Pro is an electronic pen stored in the pen slot. To use the pen, slide it out of the slot.
Notes: • The ThinkPad Pen Pro is not waterproof. Keep the pen away from water and excessive moisture. • Do not hang the computer with the tether. • To purchase the ThinkPad Pen Pro, go to https://www.lenovo.com/accessories. Use the ThinkPad Pen Pro 1 Tip 2 Eraser button 3 Right-click button 4 Pen tether hole You can perform the following operations with the ThinkPad Pen Pro: • To click or make a selection, tap the display once. • To double-click, tap twice without pausing.
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Chapter 3. Explore your computer Manage power Use the information in this section to achieve the best balance between performance and power efficiency. Check the battery status The battery status icon or is in the Windows notification area. You can check the battery status, view the current power plan, and access battery settings quickly. Click the battery status icon to display the percentage of battery power remaining and change the power mode. A warning message is displayed when the battery is low.
computers to each other with a USB-C to USB-C cable. In this situation, computer A works as the power supply. Once the remaining battery power of computer A is lower than 30%, computer A stops supplying power to computer B. • When ac power is available: Connect the computers to each other with a USB-C to USB-C cable. Connect one computer to ac power. In this situation, ac power works as the power supply and both computers get charged. Note: The actual charging speed using the Lenovo-unique P-to-P 2.
Table 1. Default power plan (when plugged into ac power) • Turn off the display: After 10 minutes • Put the computer to sleep: After 30 minutes To reset the power plan to achieve the best balance between performance and power saving: 1. Right-click the battery status icon and select Power Options. 2. Choose or customize a power plan of your preference. Transfer data Quickly share your files using the built-in Bluetooth or NFC technology among devices with the same features.
Pair with an NFC card or NFC-enabled smartphone Before you start, ensure that: • The card is in NFC Data Exchange Format (NDEF), otherwise the card cannot be detected. • The smartphone screen is facing upward. To pair with an NFC card or smartphone: 1. Place the card or smartphone closely near the NFC mark or label area on your computer. 2. Slowly move the card or smartphone around the NFC mark or label until you are prompted that the device has been successfully detected.
Chapter 4. Accessories This chapter provides instructions on how to use hardware accessories to expand your computer capabilities. Purchase options 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, port replicators or docking stations, batteries, power adapters, keyboards, mice, and more. To shop at Lenovo, go to https://www.lenovo.com/accessories.
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Chapter 5. Secure your computer and information Lock the computer Lock your computer to a desk, table, or other fixtures through a compatible security cable lock. Note: You are responsible for evaluating, selecting, and implementing the locking device and security feature. Lenovo makes no comments, judgments, or warranties about the function, quality, or performance of the locking device and security feature. Cable locks for your product are available from Lenovo at https:// www.lenovoquickpick.com/.
Supervisor password The supervisor password protects the system information stored in UEFI BIOS. When entering the UEFI BIOS menu, enter the correct supervisor password when you are prompted by the icon . You also can press Enter to skip the password prompt. However, you cannot change most of the system configuration options in UEFI BIOS. If you have set both the supervisor password and power-on password, you can use the supervisor password to access your computer when you turn it on.
When prompted to enter a hard disk password, press F1 to switch between the master hard disk password and user hard disk password . Note: The hard disk password is not available in the following situations: • A Trusted Computing Group (TCG) Opal-compliant storage drive and a TCG Opal management software program are installed in the computer, and the TCG Opal management software program is activated. • An eDrive storage drive is installed in the computer preinstalled with the Windows 10 operating system.
• If you have set a supervisor password and remember it: 1. Restart the computer. When the logo screen is displayed, immediately press F1. 2. Type the supervisor password to enter the UEFI BIOS menu. 3. Select Security ➙ Password ➙ System Management Password by using the arrow keys. 4. Type the current supervisor password in the Enter Current Password field. Then, leave the Enter New Password field blank, and press Enter twice. 5. In the Changes have been saved window, press Enter. 6.
5. Enter the PIN you have set earlier. The camera preview starts. 6. Follow the on-screen instructions to complete the setup. 7. Click Improve Recognition to improve the image so that Windows Hello can recognize you in different light conditions or when your appearance changes. Log in with face authentication 1. On the Windows lock screen, select the smiling face icon from the sign-in options. 2. Follow the on-screen instructions and ensure that you are centered and looking directly at the camera.
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Chapter 6. Configure advanced settings This chapter provides information about UEFI BIOS, RAID, recovery, operating system installation, and system management. UEFI BIOS This section introduces what is UEFI BIOS and the operations you can perform in UEFI BIOS. What is UEFI BIOS UEFI BIOS is the first program that the computer runs when the computer is turned on. UEFI BIOS initializes the hardware components and loads the operating system and other programs.
4. Press F10 to save the changes and exit. To change the startup sequence temporarily: 1. Restart the computer. When the logo screen is displayed, press F12. 2. Select the device that you want the computer to start from and press Enter. Set the system date and time 1. Restart the computer. When the logo screen is displayed, press F1. 2. Select Date/Time and set the system date and time as desired. 3. Press F10 to save changes and exit.
Note: The items in the graphical user interface (GUI) might change without notice. 1. Open the Start menu, and then click Settings ➙ Update & Security ➙ Recovery. 2. In the Reset this PC section, click Get started. 3. Follow the on-screen instructions to reset your computer. Use advanced options Note: The items in the graphical user interface (GUI) might change without notice. 1. Open the Start menu, and then click Settings ➙ Update & security ➙ Recovery. 2.
5. Click Yes in the User Account Control window to allow the Recovery Media Creator program to start. 6. In the Recovery Drive window, follow the on-screen instructions to create a recovery USB drive. Use the recovery USB drive 1. Ensure that your computer is connected to ac power. 2. Connect the recovery USB drive to the computer. 3. Turn on or restart the computer. When the logo screen is displayed, press F12. The Boot Menu window opens. 4. Select the recovery USB drive as the boot device. 5.
9. After installing the device drivers, apply Windows Update to get the latest updates, for example the security patches. 10. Go to Microsoft Store to download and install the latest version of Lenovo Vantage. Note: After installing the operating system, do not change the initial UEFI/Legacy Boot setting in the UEFI BIOS menu. Otherwise, the operating system will not start correctly.
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Chapter 7. CRU replacement What are CRUs Customer Replaceable Units (CRUs) are parts that can be upgraded or replaced by the customer. The computers contain the following types of CRUs: • Self-service CRUs: Refer to parts that can be installed or replaced easily by customer themselves or by trained service technicians at an additional cost. • Optional-service CRUs: Refer to parts that can be installed or replaced by customers with a greater skill level.
4. If prompted by User Account Control (UAC), click Yes. 5. Clear the Turn on fast startup check box, and then click Save changes. To disable the built-in battery: 1. Restart your computer. When the logo screen is displayed, immediately press F1 to enter the UEFI BIOS menu. 2. Select Config ➙ Power. The Power submenu is displayed. 3. Select Disable Built-in Battery and press Enter. 4. Select Yes in the Setup Confirmation window. The built-in battery is disabled and the computer turns off automatically.
4. Loosen the screws that secure the keyboard. 5. Insert the tabs c and d into the two dents near the two screw heads as shown. 6. Pivot the tool in the direction as shown to release the keyboard 1 . Push the keyboard in the direction as shown by arrows 2 to release the latches from the keyboard bezel. Chapter 7.
7. Pivot the keyboard slightly upward as shown by arrow 1 . Then turn the keyboard over as shown by arrow 2 . 8. Put the keyboard on the palm rest as shown and detach the connectors. Then remove the keyboard. 9. Attach the connectors and turn the keyboard over as shown.
10. Insert the keyboard into the keyboard bezel as shown. Ensure that the front edge of the keyboard (the edge that is close to the display) is under the keyboard bezel. 11. Slide the keyboard in the direction as shown by the arrows. Ensure that the latches are secured under the keyboard frame. 12. Tighten the screws to secure the keyboard. Chapter 7.
13. Take the new TrackPoint buttons out of the new keyboard package. Install the TrackPoint buttons as shown. 14. Turn the computer over. Connect the ac power adapter and all disconnected cables to the computer. Base cover assembly Prerequisite Before you start, read Appendix A “Important safety information” on page 69 and print the following instructions. Note: Do not remove the base cover assembly if your computer is connected to ac power. Otherwise, there might be a risk of short circuits.
4. Loosen the screws that secure the base cover assembly. 5. Pry up the latches 1 in alphabetical order (a to h) as illustrated, and then remove the base cover assembly 2 . Chapter 7.
6. Install the new base cover assembly in alphabetical order (a to i) as illustrated. 7. Ensure that the latches of the base cover assembly are secured in place and then tighten the screws. 8. Turn the computer over. Connect the ac power adapter and all disconnected cables to the computer. Troubleshooting If the computer does not start up after you reinstall the base cover assembly, disconnect the ac power adapter and then reconnect it to the computer.
Attention: Do not touch the contact edge of the memory module. Otherwise the memory module might get damaged. Replacement procedure To replace a memory module, do the following: 1. Disable the built-in battery. See “Disable Fast Startup and the built-in battery” on page 47. 2. Turn off the computer and disconnect the computer from ac power and all connected cables. 3. Close the computer display and turn the computer over. 4. Remove the base cover assembly. See “Base cover assembly” on page 52. 5.
8. Turn the computer over. Connect the ac power adapter and all disconnected cables to the computer. M.2 solid-state drive Prerequisite Before you start, read Appendix A “Important safety information” on page 69 and print the following instructions. Attention: The M.2 solid-state drive is sensitive. Inappropriate handling might cause damage and permanent loss of data. When handling the M.2 solid-state drive, observe the following guidelines: • Replace the M.2 solid-state drive only for upgrade or repair.
6. Install a new M.2 solid-state drive. Insert the new M.2 solid-state drive to the drive slot. Then, pivot the drive downward and install the screw to secure the drive. 7. Reinstall the base cover assembly. 8. Turn over the computer. Connect the ac power adapter and all disconnected cables to the computer. Replacement procedure for the short M.2 solid-state drive 1. Disable the built-in battery. See “Disable Fast Startup and the built-in battery” on page 47. 2.
5. Remove the M.2 solid-state drive. a. Remove the screw that secures the M.2 solid-state drive bracket 1 . Then, remove the M.2 solidstate drive with the bracket out of the drive slot 2 . b. Turn over the M.2 solid-state drive with the bracket and remove the screw. Then, remove the M.2 solid-state drive from the bracket.
6. Install a new M.2 solid-state drive. a. Install the screw to secure the new M.2 solid-state drive on the bracket. b. Turn over the new M.2 solid-state drive with the bracket. Insert the new M.2 solid-state drive to the drive slot. Then, pivot the bracket downward and install the screw to secure the bracket. 7. Reinstall the base cover assembly. 8. Turn over the computer. Connect the ac power adapter and all disconnected cables to the computer.
DANGER If the coin-cell battery is incorrectly replaced, there is danger of an explosion. The coin-cell battery contains a small amount of harmful substance. To avoid possible injury: • Replace only with a battery of the type recommended by Lenovo. • Keep the battery away from fire. • Do not expose it to excessive heat. • Do not expose it to water or rain. • Do not short-circuit it. • Do not drop, crush, puncture the battery, or make it subject to strong forces.
6. Install the new coin-cell battery 1 , and then attach the connector 2 . 7. Reinstall the base cover assembly. 8. Turn the computer over. Connect the ac power adapter and all cables to the computer. 9. Reset the system date and time in the BIOS menu. See “Set the system date and time” on page 42. Chapter 7.
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Chapter 8. Help and support Frequently asked questions How do I access Control Panel? • Open the Start menu and click Windows System ➙ Control Panel. • Use Windows Search. How do I turn off my computer? Open the Start menu and click How do I partition my storage drive? https://support.lenovo.com/solutions/ht503851 Power. Then, click Shut down. 1. Press and hold the power button until the computer turns off. Then, restart the computer. 2.
Error messages If you see a message that is not included in the following table, record the error message first, then shut down the computer and call Lenovo for help. See “Lenovo Customer Support Center” on page 67. Message Solution 0190: Critical low-battery error The computer turned off because the battery power is low. Connect the ac power adapter to the computer and charge the batteries. 0191: System Security - Invalid remote change requested The system configuration change has failed.
Beep errors Lenovo SmartBeep technology enables you to decode beep errors with your smartphone when a black screen occurs with beeps from your computer. To decode the beep error with Lenovo SmartBeep technology: 1. Go to https://support.lenovo.com/smartbeep or scan the following QR Code. 2. Download the proper diagnostic app and install it on your smartphone. 3. Run the diagnostic app and place the smartphone near the computer. 4. Press Fn on your computer to emit the beep again.
Self-help resources Use the following self-help resources to learn more about the computer and troubleshoot problems. Resources How to access? Use Lenovo Vantage to: • Download and install the latest drivers and firmware. • Configure hardware settings. • Open the Start menu and click Lenovo Vantage. • Diagnose computer hardware problems. • Use Windows Search. • Check the computer warranty status. • Protect you computer from malicious Wi-Fi networks. Product documentation: 1. Go to https://support.
Call Lenovo If you have tried to correct the problem yourself and still need help, you can call Lenovo Customer Support Center. Before you contact Lenovo Prepare the following before you contact Lenovo: 1. Record the problem symptoms and details: • What is the problem? Is it continuous or intermittent? • Any error message or error code? • What operating system are you using? Which version? • Which software applications were running at the time of the problem? • Can the problem be reproduced? If so, how? 2.
Services available during the warranty period • Problem determination - Trained personnel are available to assist you with determining if you have a hardware problem and deciding what action is necessary to fix the problem. • Lenovo hardware repair - If the problem is determined to be caused by Lenovo hardware under warranty, trained service personnel are available to provide the applicable level of service.
Appendix A. Important safety information Safety notices This information can help you safely use your computer. Follow and retain all information included with your computer. The information in this document does not alter the terms of your purchase agreement or the Limited Warranty. For more information, see "Warranty Information" in the Safety and Warranty Guide that comes with your computer. Customer safety is important. Our products are developed to be safe and effective.
Protect yourself from the heat generated by the ac power adapter. When the ac power adapter is connected to an electrical outlet and your computer, it generates heat. Extended contact with your body, even through clothing, may cause a skin burn. • Do not place the ac power adapter in contact with any part of your body while it is in use. • Never use it to warm your body. • Do not wrap the cords around the ac power adapter while in use. Prevent your computer from getting wet.
Handle your computer gently. Do not drop, bump, scratch, twist, hit, vibrate, push, or place heavy objects on your computer, display, or external devices. Carry your computer carefully. • Use a quality carrying case that provides adequate cushioning and protection. • Do not pack your computer in a tightly packed suitcase or bag. • Before putting your computer in a carrying case, make sure that it is off, in sleep mode, or in hibernation mode.
• Power cords, plugs, power adapters, extension cords, surge protectors, or power supplies that are cracked, broken, or damaged. • Signs of overheating, smoke, sparks, or fire. • Damage to a battery (such as cracks, dents, or creases), discharge from a battery, or a buildup of foreign substances on the battery. • A cracking, hissing, or popping sound, or strong odor that comes from the product.
When replacing CRUs, be cautious of sharp edges or corners that might cause injury. If you suffer an injury, seek medical care immediately. Power cords and power adapters DANGER Use only the power cords and power adapters supplied by the product manufacturer. The power cords shall be safety approved. For Germany, it shall be H03VV-F, 3G, 0.75 mm2, or better. For other countries, the suitable types shall be used accordingly. Never wrap a power cord around a power adapter or other object.
Plugs and outlets DANGER If a receptacle (power outlet) that you intend to use with your computer equipment appears to be damaged or corroded, do not use the outlet until it is replaced by a qualified electrician. Do not bend or modify the plug. If the plug is damaged, contact the manufacturer to obtain a replacement.
General battery notice DANGER Batteries supplied by Lenovo for use with your product have been tested for compatibility and should only be replaced with approved parts. A battery other than the one specified by Lenovo, or a disassembled or modified battery is not covered by the warranty. Battery abuse or mishandling can cause overheat, liquid leakage, or an explosion. To avoid possible injury: • Do not open, dissemble, or service any battery. • Do not crush or puncture the battery.
The Lenovo-authorized repair facilities or technicians recycle Lenovo batteries according to local laws and regulations. When replacing the lithium coin-cell battery, use only the same type or equivalent type that is recommended by the manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of. Swallowing the lithium coin-cell battery will cause chocking or severe internal burns in just two hours and might even result in death.
Heat and product ventilation DANGER Computers, ac power adapters, and many accessories can generate heat when turned on and when batteries are charging. Notebook computers can generate a significant amount of heat due to their compact size. Always follow these basic precautions: • When your computer is turned on or the battery is charging, the base, the palm rest, and some other parts may become hot.
Electrical current safety information DANGER Electric current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: • Do not use your computer during a lightning storm. • Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. • Connect all power cords to a properly wired and grounded electrical outlet. • Connect properly wired outlets to any equipment that will be attached to this product.
Liquid crystal display (LCD) notice CAUTION: The liquid crystal display (LCD) is made of glass, and rough handling or dropping the computer can cause the LCD to break. If the LCD breaks and the internal fluid gets into your eyes or on your hands, immediately wash the affected areas with water for at least 15 minutes; if any symptoms are present after washing, get medical care.
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 trained service personnel. Static electricity prevention Static electricity, although harmless to you, can seriously damage computer components and options. Improper handling of static-sensitive parts can damage the part.
Cleaning and maintenance With appropriate care and maintenance your computer will serve you reliably. The following topics offer information to help you keep your computer working with best performance. Basic maintenance tips Here are some basic points about keeping your computer functioning properly: • If possible, place your computer in a well-ventilated and dry area without direct exposure to sunshine.
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Appendix B. Accessibility and ergonomic information This chapter provides information about accessibility and ergonomics. Accessibility information Lenovo is committed to providing users who have hearing, vision, and mobility limitations with greater access to information and technology. This section provides information about the ways these users can get the most out of their computer experience. You also can get the most up-to-date accessibility information from the following Web site: https://www.
keyboard with all the standard keys. You can select keys using the mouse or another pointing device, or you can tap to select the keys if your computer supports multi-touch screen. • High Contrast High Contrast is a feature that heightens the color contrast of some text and images on your screen. As a result, those items are more distinct and easier to identify. • Personalized keyboard Adjust keyboard settings to make your keyboard easier to use.
– Change the size of all the items on your screen. 1. Right-click a blank area on the desktop and then click Display settings ➙ Display. 2. Change the item size by following the on-screen instructions. For some applications, your configuration might not take effect until you sign out and then sign in again. – Change the size of the items on a Web page. Press and hold Ctrl, and then press the plus-sign key (+) to enlarge or the minus-sign key (–) to reduce the text size.
Display: Position the display to maintain a comfortable viewing distance of 510 mm to 760 mm (20 inches to 30 inches). Avoid glare or reflections on the display from overhead lighting or outside sources of light. Keep the display screen clean and set the brightness to levels that enable you to see the screen clearly. Press the brightness control keys to adjust display brightness. Head position: Keep your head and neck in a comfortable and neutral (vertical, or upright) position.
Appendix C. Supplemental information about the Ubuntu operating system In limited countries or regions, Lenovo offers customers an option to order computers with the preinstalled Ubuntu® operating system. If the Ubuntu operating system is available on your computer, read the following information before you use the computer. Ignore any information related to Windows-based programs, utilities, and Lenovo preinstalled applications in this documentation.
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Appendix D. Compliance information This chapter provides regulatory, environmental, RoHS, and ENERGY STAR information about Lenovo products. Radio frequency compliance statements Computer models equipped with wireless communications comply with the radio frequency and safety standards of any country or region in which it has been approved for wireless use.
The following illustration shows the antenna locations on your computer: 1 2 Wireless-LAN antenna (main) Wireless-LAN antenna (auxiliary) Locate wireless regulatory notices For more information about the wireless regulatory notices, refer to the Regulatory Notice at https:// support.lenovo.com.
Mexico Advertencia: En Mexico la operación de este equipo está sujeta a las siguientes dos condiciones: (1) es posible que este equipo o dispositivo no cause interferencia perjudicial y (2) este equipo o dispositivo debe aceptar cualquier interferencia, incluyendo la que pueda causar su operación no deseada. Singapore Korea 무선설비 전파 혼신 (사용주파수 2400∼2483.5 , 5725∼5825 무선제품해당) 해당 무선설비가 전파혼신 가능성이 있으므로 인명안전과 관련된 서비스는 할 수 없음 SAR 정보 본 장치는 전파 노출에 대한 가이드라인을 충족합니다. 본 장치는 무선 송수신기 입니다.
accordance with local regulations concerning waste electrical and electronic equipment (WEEE). These regulations determine the framework for the return and recycling of used appliances as applicable within each geography. This label is applied to various products to indicate that the product is not to be thrown away, but rather put in the established collection systems for reclaiming these end of life products.
Disposal of a lithium battery must comply with local ordinances and regulations. Dispose of a disused battery from Lenovo notebook computers Your Lenovo notebook computer has a lithium ion battery or a nickel metal hydride battery. If you are a company employee who uses a Lenovo notebook computer and need to dispose of a battery, contact the proper person in Lenovo sales, service, or marketing, and follow that person's instructions. You also can refer to the instructions at: https://www.lenovo.
and accumulators on the environment and human health due to the potential presence of hazardous substances. Before placing electrical and electronic equipment (EEE) in the waste collection stream or in waste collection facilities, the end user of equipment containing batteries and/or accumulators must remove those batteries and accumulators for separate collection.
Battery recycling information for the United States and Canada Restriction of Hazardous Substances (RoHS) Directive of countries and regions The latest environmental information about Lenovo products is available at: https://www.lenovo.
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Taiwan RoHS Electromagnetic emission notices Federal Communications Commission (FCC) Supplier’s Declaration of Conformity The following information refers to ThinkPad L390, ThinkPad L390 Yoga, ThinkPad S2 4th Gen, and ThinkPad S2 Yoga 4th Gen, machine types: 20NR, 20NS, 20NT, 20NU, 20NV, and 20NW. 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.
Lenovo is not responsible for 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.
übernimmt keine Verantwortung für die Einhaltung der Schutzanforderungen, wenn das Produkt 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.
• On a physical label attached to the outside of your computer shipping carton • On a physical label attached to your computer • Through an electronic-label screen (E-label screen) preinstalled on your computer To access the E-label screen, do one of the following: • Restart the computer. When the logo screen is displayed, press F9. The E-label screen is displayed. • Restart the computer. When the logo screen is displayed, press Enter or tap the prompt to enter the Startup Interrupt menu.
Наименование и местонахождение уполномоченного изготовителем лица ООО «Леново (Восточная Европа/Азия)» 143401, Московская область, г. Красногорск, бульвар Строителей, дом 4, корпус 1, помещение VII, тел. +7 495 645 83 38, факс +7 495 645 78 77. Наименование, адрес импортера и информация для связи с ним указаны на этикетке* на упаковке продукции. Импортер Дата изготовления (месяц и год) *Согласно ГОСТ 2.601-2013 «Единая система конструкторской документации. Эксплуатационные документы», пункт 5.
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Appendix E. Notices and trademarks Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your local Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used.
Any performance data contained herein was determined in a controlled environment. Therefore, the result obtained in other operating environments may vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measurements will be the same on generally available systems. Furthermore, some measurements may have been estimated through extrapolation. Actual results may vary.
