Yoga 370 User Guide
Note: Before using this information and the product it supports, be sure to read and understand the following: • Safety, Warranty, and Setup Guide • “Important safety information” on page v The latest Safety, Warranty, and Setup Guide and the Regulatory Notice are available on the Lenovo Support Web site at: http://www.lenovo.com/support First Edition (February 2017) © Copyright Lenovo 2017.
Contents Important safety information . . . . . . v Read this first . . . . . . . . . . . . . . . Important information about using your computer . Conditions that require immediate action . . . . Service and upgrades . . . . . . . . . . . . Power cords and power adapters . . . . . . . Extension cords and related devices . . . . . . Plugs and outlets. . . . . . . . . . . . . . Power supply statement . . . . . . . . . . . External devices . . . . . . . . . . . . . . General battery notice . . . . . . . . . .
Chapter 6. Advanced configuration . . Installing the Windows 10 operating system Installing device drivers . . . . . . . . Using the ThinkPad Setup program . . . Configuring ThinkPad Setup . . . . Changing the startup sequence . . . Updating the UEFI BIOS . . . . . . BIOS menu . . . . . . . . . . . Using system management. . . . . . . . . . . . . . . . . . . . . . . 59 59 60 60 61 61 62 72 Chapter 7. Troubleshooting computer problems . . . . . . . . . . . . . . .
Important WEEE information . . . . . . . . . Japan recycling statements . . . . . . . . . Recycling information for Brazil . . . . . . . . Battery recycling information for the European Union . . . . . . . . . . . . . . . . . . Battery recycling information for Taiwan . . . . . Battery recycling information for the United States and Canada . . . . . . . . . . . . . . . . Recycling information for China . . . . . . . . © Copyright Lenovo 2017 115 116 116 117 118 118 118 Appendix D.
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Important safety information Note: Read the important safety information first. Read this first This information can help you safely use your notebook 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, Warranty, and Setup Guide that comes with your computer. Customer safety is important.
Prevent your computer from getting wet. 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.
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 attention to the product when it is turned on. On very rare occasions, you might notice an odor or see a puff of smoke or sparks vent from your product. Or you might hear sounds like popping, cracking, or hissing.
sure 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. CAUTION: Hazardous moving parts. Keep fingers and other body parts away. CAUTION: Before you open the computer cover, turn off the computer and wait several minutes until the computer is cool.
To prevent possible overheating, do not cover the power adapter with clothing or other objects when the power adapter is plugged into an electrical outlet. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you use are rated to handle the electrical requirements of the product. Never overload these devices. If power strips are used, the load should not exceed the power strip input rating.
Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician. External devices CAUTION: Do not connect or disconnect any external device cables other than Universal Serial Bus (USB) and 1394 cables while the computer power is on; otherwise, you might damage your computer.
Notice for built-in rechargeable battery DANGER Do not attempt to replace the built-in rechargeable battery. Replacement of the battery must be done by a Lenovo-authorized repair facility or technician. Only recharge the battery strictly according to instructions included in the product documentation. The Lenovo-authorized repair facilities or technicians recycle Lenovo batteries according to local laws and regulations.
• 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 connected to an electrical outlet and your computer, it generates heat. Do not place the adapter in contact with any part of your body while using it.
4. Attach power cords to outlets. 4. Remove all cables from devices. 5. Turn devices ON. The power cord must be disconnected from the wall outlet or receptacle before installing all other electrical cables connected to the computer. The power cord may be reconnected to the wall outlet or receptacle only after all other electrical cables have been connected to the computer.
Plastic bag notice DANGER 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 trained service personnel.
Chapter 1. Product overview This chapter provides basic information to help you get familiar with your computer. Computer controls, connectors, and indicators This section introduces hardware features of the computer. Front view and side views 1 Microphones (available on some models) 2 Camera (available on some models) 3 Ambient light sensor 4 Speakers 5 Fingerprint reader (available on some models) 6 Security-lock slot 7 HDMI™ connector 8 USB 3.
11 Audio connector 12 ThinkPad Pen Pro 13 Power button 14 TrackPoint® buttons 15 Trackpad 16 NFC label 17 TrackPoint pointing stick 18 Smart-card slot (available on some models) 19 Always On USB connector 20 Mini Ethernet connector 21 USB-C connector (Thunderbolt™ 3 compatible) 22 Power connector 23 Multi-touch screen 1 Microphones (available on some models) The microphones capture sound and voice when used with a program capable of handling audio.
10 MicroSD card slot You can insert a microSD card into the microSD card slot for data access or storage. Attention: While transferring data to or from a microSD card, do not put your computer into sleep or hibernation mode before the data transfer is completed. Otherwise, your data could get damaged. To remove a microSD card, do the following: 1. Click the triangular icon in the Windows notification area to show hidden icons. 2. Right-click the Safely Remove Hardware and Eject Media icon. 3.
You also can define what the power button does. For example, by pressing the power button, you can turn off the computer or put the computer into sleep or hibernation mode. To change what the power button does, do the following: 1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small icons. 2. Click Power Options ➙ Choose what the power buttons do. 3. Follow the instructions on the screen.
DANGER To avoid the risk of electrical shock, do not connect the telephone cable to the Ethernet extension adapter. 21 USB-C connector (Thunderbolt™ 3 compatible) The USB-C connectors on your computer support the latest USB 3.1 standard and are fully compatible with Thunderbolt 3 technology. With a proper USB-C cable connected, you can: • Transfer data between your computer and peripheral devices. • Charge your computer. • Charge your peripheral devices.
1 Fan louvers The fan louvers and internal fan enable air to circulate in the computer to ensure proper cooling, especially the cooling of the microprocessor. Note: To ensure proper airflow, do not place any obstacles in front of the fan louvers. 2 Keyboard drainage holes If you accidentally spill water or drink over the keyboard, the keyboard drainage holes can help drain out liquid from your computer.
1 Caps Lock indicator When this indicator is on, you can type uppercase letters by directly pressing the letter keys. 2 Fn Lock indicator This indicator shows the status of Fn Lock function. For more information, see “Using the special keys” on page 21. 3 Speaker-mute indicator When this indicator is on, the speakers are muted. 4 Microphone-mute indicator When this indicator is on, the microphones are muted. 5 Camera status indicator When this indicator is on, the camera is in use.
• Amber: connected to ac power (charging 1%–90%) • Off: not connected to ac power (no charging) Important product information labels This section provides information to help you locate the following labels: • Machine type and model label • FCC ID and IC Certification label • Labels for the Windows operating systems Machine type and model label When you contact Lenovo for help, the machine type and model information helps the technicians to identify your computer and provide faster service.
The content of this label differs depending on the wireless modules that come with your computer: • For a preinstalled wireless module, this label identifies the actual FCC ID and IC certification number for the wireless module installed by Lenovo. Note: Do not remove or replace a preinstalled wireless module by yourself. For replacement, you must contact Lenovo service first. Lenovo is not responsible for any damage caused by unauthorized replacement.
Labels for the Windows operating systems Windows® 10 Genuine Microsoft® label: Your computer might have a Genuine Microsoft label affixed to its cover depending on the following factors: • Your geographic location • Date when your computer was manufactured • Version of Windows 10 that is preinstalled See https://www.microsoft.com/en-us/howtotell/Hardware.aspx for illustrations of the various types of Genuine Microsoft labels.
• In-Plane Switching (IPS) technology • Display size: 337.82 mm (13.3 inches) • Display resolution: 1920 x 1080 pixels or 3200 x 1800 pixels (depending on the model) • Multi-touch technology Keyboard • Six-row backlit keyboard • Function keys • ThinkPad pointing device Connectors and slots • Power connector • Audio connector • Mini Ethernet connector • HDMI connector • USB-C connector (Thunderbolt 3 compatible) • USB 3.0 connector • Always On USB 3.
Computer specifications Size • Width: 313.5 mm (12.34 inches) • Depth: 222.2 mm (8.75 inches) • Thickness: 18.2 mm (0.
Accessing Lenovo programs To access Lenovo programs on your computer, do the following: 1. Open the Start menu and locate a program by the program name. 2. If you do not find the program in the program list, search for the program in the search box. An introduction to Lenovo programs This topic provides a brief introduction to Lenovo programs. Depending on your computer model, some of the programs might not be available. The available programs are subject to change without notice.
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Chapter 2. Using your computer This chapter provides information to help you use the various features provided by your computer. Registering your computer When you register your computer, information is entered into a database, which enables Lenovo to contact you if there is a recall or other severe problem. In addition, some locations offer extended privileges and services to registered users.
• Before you dispose of the data on the internal storage drive, ensure that you read “Deleting data from your storage drive” on page 56. How do I attach an external display? • Refer to “Using an external display” on page 34. • With the Extend desktop function, you can display output on both the computer display and an external display. How do I attach or replace a device? Refer to the appropriate topic in “Replacing devices” on page 93 .
• Taking notes • Annotating Portable Document Format (PDF) files • Drawing graphics with applications capable of editing and sketching When you draw or write with the ThinkPad Pen Pro, keep it perpendicular to the computer display to achieve the best line quality. Use the ThinkPad Pen Pro instead of your finger in conditions such as the following: • You need precise and detailed input, such as drawing a picture or using the handwriting mode.
Operating modes The computer display can be opened to any angle within a range of up to 360 degrees as shown in the following illustration. Note: Depending on the model, your computer might look different from the illustrations in this topic. Attention: Do not rotate the computer display with too much force, otherwise the computer display or hinges might get damaged. Do not apply too much force to the upper-right or upper-left corner of the computer display.
By rotating the display to different angle, your computer features the following four operating modes. You can switch between different modes according to your preference and working convenience. Note: The keyboard and the pointing devices are automatically disabled in the stand mode, tent mode, and tablet mode. You can use the touch screen to control your computer instead.
Touch gesture (touch models only) Description Touch: Tap. Mouse action: Click. Function: Open an app or perform an action on an open app, such as Copy, Save, and Delete, depending on the app. Touch: Tap and hold. Mouse action: Right-click. Function: Open a menu with multiple options. Touch: Slide. Mouse action: Scroll the mouse wheel, move the scroll bar, or click the scroll arrow. Function: Scroll through items, such as lists, pages, and photos. Touch: Drag an item to the location you want.
Touch gesture (touch models only) Description Touch: Swipe in from the left edge. Mouse action: Click the task-view icon on the taskbar. Function: View all your open windows in task view. • Short swipe for full-screened app or when your computer is in the tablet mode Touch: Swipe downwards shortly from the top edge. Mouse action: Move your pointer to the top edge of the screen. Function: Show a hidden title bar.
2 Fn key and function keys You can configure the Fn key and function keys in the Keyboard Properties window by doing the following: 1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small icons. 2. Click Keyboard. In the Keyboard Properties window, click the Fn and function keys tab. 3. Select the options of your preference. • • + Switch the key function between the standard F1–F12 function and the special function printed as an icon on each key.
• Fn+4: Press Fn+4 to put the computer into sleep mode. To wake up the computer, press any key or the power button. • Fn+PrtSc: Open the Snipping Tool program. • Fn+Spacebar: If your computer supports keyboard backlight, press Fn+Spacebar to switch between the different keyboard backlight status (off, low, or high). Using the ThinkPad pointing device This section provides information about using the ThinkPad pointing device.
To use the TrackPoint pointing device, see the following instructions: Note: Place your hands in the typing position and use your index finger or middle finger to apply pressure to the pointing-stick nonslip cap. Use either thumb to press the left-click button or right-click button. • Point Use the pointing stick 1 to move the pointer on the screen. To use the pointing stick, apply pressure to the pointing-stick nonslip cap in any direction parallel to the keyboard.
To use the trackpad, see the following instructions: • Point Slide one finger across the surface of the trackpad to move the pointer accordingly. • Left-click Press the left-click zone 1 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. • Right-click Press the right-click zone 2 to display a shortcut menu. You also can tap anywhere on the surface of the trackpad with two fingers to perform the right-click action.
Tap Two-finger tap Tap anywhere on the trackpad with one finger to select or open an item. Tap anywhere on the trackpad with two fingers to display a shortcut menu. Two-finger scroll Two-finger zoom out 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. Put two fingers on the trackpad and move them closer together to zoom out.
Power management This section provides information about how to use ac power and battery power to achieve the best balance between performance and power management. Using the ac power adapter The power to run your computer can come either from the battery or from ac power. While you use ac power, the battery charges automatically. Your computer comes with an ac power adapter and a power cord. • ac power adapter: Converts ac power for notebook computer use.
Checking the battery status Move your pointer to the battery-status icon in the Windows notification area to check the battery status. The battery-status icon displays the percentage of battery power remaining and how long you can use your computer before you must charge the battery. The rate at which you use battery power determines how long you can use the battery of your computer between charges.
Power-saving modes There are several modes that you can use at any time to conserve power. This section introduces each mode and gives tips on the effective use of battery power. • Sleep mode In sleep mode, your work is saved to memory, and then the storage drive and the computer display are turned off. When your computer wakes up, your work is restored within seconds. To put your computer into sleep mode, open the Start menu, click Power, and then click Sleep.
2. Connect one end of the Ethernet extension adapter to the mini Ethernet connector on your computer. Then connect the other end to an Ethernet cable. The Ethernet connector has two indicators that show the status of the network connection. When the green indicator is on, the computer is connected to a LAN. When the yellow indicator blinks, data is being transmitted. Wireless connections Wireless connection is the transfer of data without the use of cables but by means of radio waves only.
2. Click the wireless-network-connection-status icon in the Windows notification area. A list of available wireless networks is displayed. 3. Double-click a network to connect to it. Provide required information if needed. The computer automatically connects to an available and remembered wireless network when the location changes. If the available wireless network is secured, provide the password as required. For more information, see the Windows help information system.
• Remotely controlling and communicating with devices such as mobile phones Depending on the model, your computer might support the Bluetooth feature. To transfer data through the Bluetooth feature, do the following: Note: It is not recommended to use the wireless feature (the 802.11 standards) of your computer simultaneously with a Bluetooth option. The data transmission speed can be delayed and the performance of the wireless feature can be degraded. 1.
Pairing your computer with an NFC card Before you start, ensure that the card is in NFC Data Exchange Format (NDEF), otherwise the card cannot be detected. Then do the following: 1. Position the card closely above the NFC label as shown. Align the shorter edge of the card with the horizontal extension line for the center of the NFC label. 2. Slowly move the card a distance within 0.5 cm (0.20 inches) to the direction of the computer display.
To start the camera and configure the camera settings, open the Start menu, and click Camera. When the camera is started, the indicator is turned on in green, indicating that the camera is in use. You also can use the integrated camera with other programs that provide features such as photographing, video capturing, and video conferencing. To use the camera with other programs, open one of the programs and start the photographing, video capturing, or video conferencing function.
– Open the Start menu, and then click Settings ➙ Devices ➙ Connected devices ➙ Add a device. in the Windows notification area. Click Connect. Select the wireless – Click the action center icon display and follow the instructions on the screen. For more information, see the Windows help information system. Choosing a display mode You can display your desktop and apps on the computer display, the external display, or both.
Supported smart card type The smart-card reader (if available on your computer) only supports the smart card of the following specifications: • Length: 85.60 mm (3.37 inches) • Width: 53.98 mm (2.13 inches) • Thickness: 0.76 mm (0.03 inches) Attention: Smart cards with slits are not supported. Do not insert such a smart card into the smart card reader of your computer. Otherwise the reader might get damaged.
Use the following travel tips to travel more confidently and efficiently with your computer. • When your computer goes through the x-ray machines at airport security stations, it is important to keep your eyes on the computer at all times to prevent theft. • Consider bringing an electrical adapter for use on an airplane or automobile. • If you carry an ac power adapter, detach the ac cord from it to avoid damaging the cord.
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Chapter 3. Enhancing your computer This chapter provides instructions on how to use hardware devices to expand your computer capabilities. Finding ThinkPad options If you want to expand the capabilities of your computer, Lenovo has a number of hardware accessories and upgrades to meet your needs. 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: http://www.lenovo.
1 2 5 USB 3.0 connector USB 2.0 connectors Connect USB-compatible devices, such as a USB keyboard, a USB mouse, a USB storage device, or a USB printer. 3 Audio connector: Connect headphones or a headset with a 3.5-mm (0.14-inch), 4-pole plug. 4 Power/Connection button: Turn on or turn off the dock. You can also press the button to confirm the connection. 6 8 Always On USB 3.0 connector: Connect USB-compatible devices or charge some mobile digital devices and smartphones.
1 Emergency-reset hole If your dock stops responding, hold down the power button for several seconds to turn off the dock. If the dock still cannot be turned off, do the following to reset the dock: 1. Remove the ac power adapter. 2. Insert a straightened paper clip into the emergency-reset hole. Setting up the ThinkPad WiGig Dock To set up your ThinkPad WiGig Dock, do the following: 1. Connect the power cord to the ac power adapter. 2. Connect the ac power adapter to the power connector of the dock. 3.
5. If an external display is available, connect the external display to the appropriate connector (HDMI or DisplayPort connector) on the dock. The external display shows some wireless pairing instructions when you connect your computer to the dock. 6. Position your computer close to the dock, within 1.2 m (4 ft). To get the best performance, ensure that: • The dock is placed within a 0.7 m (2 ft) distance and a 120-degree sector region relatively to the rear of the computer display.
Managing the ThinkPad WiGig Dock The Wireless Dock Manager program enables you to manage the dock. You can change the name of the dock, change the radio channel to optimize the signal strength, and set a password to manage the dock settings. To manage the ThinkPad WiGig Dock, do the following: 1. Click the Start button to open the Start menu. 2. Click Intel ➙ Intel Wireless Dock Manager to start the Wireless Dock Manager program. 3. Click Dock Management. 4.
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Chapter 4. Accessibility, ergonomic, and maintenance information This chapter provides information about accessibility, ergonomic, and cleaning and maintenance. 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.
• On-Screen Keyboard If you prefer to type or enter data into your computer using a mouse, joystick, or other pointing device instead of a physical keyboard, you can use On-Screen Keyboard. On-Screen Keyboard displays a visual 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.
Customizable item size You can make the items on your screen easier to read by changing the item size. • To change the item size temporarily, use the Magnifier tool in Ease of Access Center. • To change the item size permanently, do the following: – Change the size of all the items on your screen. 1. Go to Control Panel, and ensure that you view Control Panel by Category. 2. Click Appearance and Personalization ➙ Display. 3. Change the item size by following the instructions on the screen. 4. Click Apply.
General posture: Make minor modifications in your working posture to deter the onset of discomfort caused by long periods of working in the same position. Frequent short breaks from your work also help to prevent minor discomfort associated with your working posture. 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.
• Before moving your computer, be sure to remove any media, turn off attached devices, and disconnect cords and cables. • When picking up your open computer, hold it by the bottom. Do not pick up or hold your computer by the display. • Only an authorized ThinkPad repair technician should disassemble and repair your computer. • Do not modify or tape the latches to keep the display open or closed.
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Chapter 5. Security This chapter provides information about how to protect your computer from unauthorized use. Using passwords You can help prevent your computer from unauthorized use by using passwords. After you set a password, a prompt is displayed on the screen each time you turn on the computer. Enter your password at the prompt. You cannot use the computer unless you type the correct password.
The master hard disk password also requires a user hard disk password. The master hard disk password is set and used by a system administrator. It enables the administrator to access any storage drive in a system like a master key. The administrator sets the master password; then assign a user password for each computer in the network. The user can then change the user password as desired, but the administrator still can get access by using the master password.
• Set a power-on password as well as a hard disk password. For security, a longer password is recommended. • The M.2 solid-state drive built into your computer can be protected by UEFI BIOS. To provide reliable security, use the security chip and a security program with the Trusted Platform Module (TPM) management feature. See “Setting the security chip” on page 53.
4. Move to an item you want to set by using the directional keys. When the item is highlighted, press Enter. 5. Set other items that you want to set. 6. Press F10. A Setup Confirmation window is displayed. Select Yes to save the configuration changes and exit. Notes: • Ensure that the supervisor password has been set in ThinkPad Setup. Otherwise anyone can change the settings for the security chip.
Fingerprint reader indicator 1 Off: The fingerprint reader is not ready for tapping. 2 Solid green: The fingerprint reader is ready for tapping. 3 Amber, blinking: The fingerprint cannot be authenticated. Associating your fingerprints with your power-on password and hard disk password To associate your fingerprints with your power-on password and hard disk password, manually create a connection by doing the following: 1. Turn off and then turn on the computer. 2.
If your finger has any of the following conditions, you might not be able to register or authenticate it: • Your finger is wrinkled. • Your finger is rough, dry, or injured. • Your finger is stained with dirt, mud, or oil. • The surface of your finger is different from the one when you enrolled your fingerprint. • Your finger is wet. • Your finger that you are currently using has not been enrolled before.
For more information about how to use the firewall program, see the help system that comes with the program. Protecting data against viruses Lenovo provides a full version of antivirus software on your computer with a free 30-day subscription. After 30 days, you must renew the license to continue receiving the antivirus software updates. For more information about your antivirus software, see the help system of your antivirus software. Chapter 5.
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Chapter 6. Advanced configuration This chapter provides information to help you further configure the computer: Installing the Windows 10 operating system In some situations, you might need to install a new operating system. This topic provides instructions on how to install a Windows 10 operating system. Before you start, print these instructions.
driver. If you add a component, the operating system must be instructed on how to operate that piece of hardware. After you install the driver, the operating system can recognize the hardware component and understand how to use it. Note: Because drivers are programs, like any other file on your computer, they are susceptible to corruption and might not perform properly if corruption occurs. It is not always necessary to download the latest drivers.
To configure ThinkPad Setup, do the following: 1. Restart the computer. When the logo screen is displayed, press F1. The ThinkPad Setup program starts. Note: If you are required to enter the supervisor password, enter the correct password. You also can press Enter to skip the password prompt and start the ThinkPad Setup program. If you do not enter the password, you cannot change the configurations that are protected by the supervisor password. 2.
When you install a new program, device driver, or hardware component, you might be informed to update the UEFI BIOS. You can update the UEFI BIOS by starting your computer from a flash update disc or a flash update program running in the Windows environment. The requirements for flash update are as follows: • The computer must be started over LAN. • The computer must be engaged in the Preboot eXecution Environment (PXE).
Config menu Note: The BIOS menu items might change without notice. Depending on the model, the default value might vary. Network • Wake On LAN Values: Disabled, AC only, AC and Battery Description: The network administrator can turn on a computer from a management console by using the Wake on LAN feature. If you select AC Only, the Wake on LAN feature is enabled only when the ac power adapter is attached. If you select AC and Battery, the Wake on LAN feature is enabled with any power sources.
USB • USB UEFI BIOS Support Values: Disabled, Enabled Description: Enable or disable the boot support for USB storage devices. • Always On USB Values: Disabled, Enabled Description: By default, the Always On USB connector enables you to charge some mobile digital devices in all low power states when the computer is connected to ac power. If the computer is working on battery power, you can enable this function to charge devices in sleep mode with battery power only.
Description: Select the display device that you want to activate at boot time. This selection is effective for boot time, password prompt, and ThinkPad Setup. • Total Graphics Memory Values: 256 MB, 512 MB Description: Allocate the total memory which Intel internal graphics shares. Note: If you select 512 MB, the maximum usable memory might be reduced on the 32–bit operating system.
Descriptions: Enable or disable Wake Feature with Thunderbolt(TM) 3 Port. If you select Enabled, the battery life during the low power status might become shorter. • Security level Values: No Security, User Authorization, Secure Connect, Display Port and USB Descriptions: Select the security level. • Thunderbolt(TM) device Values: Disabled, Enabled Descriptions: Enable or disable pre-OS support for Thunderbolt(TM) devices attached to the Thunderbolt (TM) 3 port.
Security menu Note: The BIOS menu items might change without notice. Depending on the model, the default value might vary. Password • Supervisor Password Values: Disabled, Enabled Descriptions: Set a supervisor password to prevent unauthorized users from changing the startup sequence, network related settings, and system date and time. For more information, see “Passwords introduction” on page 51.
Fingerprint • Predesktop Authentication Values: Disabled, Enabled Descriptions: Enable or disable fingerprint authentication before the operating system is loaded. • Reader Priority Values: External ➙ Internal, Internal Only Descriptions: If your computer has an internal fingerprint reader and an attached external fingerprint reader, use this option to specify the fingerprint reader priority.
Descriptions: If this option is enabled, a confirmation message is displayed when you clear the security chip. UEFI BIOS Update Option • Flash BIOS Updating by End-Users Values: Disabled, Enabled Descriptions: When this option is enabled, all users can update the UEFI BIOS. If you disable this option, only the person who knows the supervisor password can update the UEFI BIOS.
Internal Device Access • Bottom Cover Tamper Detection Values: Disabled, Enabled Descriptions: When this option is enabled, supervisor password is required when a bottom cover tamper is detected. This option is not functional until a supervisor password is set. • Internal Storage Tamper Detection Values: Disabled, Enabled Descriptions: When this option is enabled, removing any internal storage device when your computer is in sleep mode will be detected.
Descriptions: Change Owner EPOCH to a random value. Use this option to clear SGX user data. Device Guard • Device Guard Values: Disabled, Enabled Descriptions: This option is used to support Microsoft Device Guard. When this option is enabled, Intel Virtualization Technology, Intel VT-d Feature, Secure Boot, and OS Optimized Defaults are automatically enabled. Boot order is not selectable. To complete the configuration of Device Guard, you have to set a supervisor password.
• Exit Discarding Changes Descriptions: Discard the changes and restart the computer. • Load Setup Defaults Descriptions: Restore to the factory default settings. • Discard Changes Descriptions: Discard the changes. • Save Changes Descriptions: Save the changes. Using system management This topic is primarily intended for the network administrators. Your computer is designed for manageability, so that you can redirect more resources to better meet your business objectives.
To enable a network administrator to remotely control your computer, set the following system-management features in the ThinkPad Setup program: • Wake on LAN • Network Boot sequence Note: If a supervisor password has been set, you are required to enter the supervisor password when you start the ThinkPad Setup program.
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Chapter 7. Troubleshooting computer problems This chapter provides information about what to do if you experience a problem with your computer. General tips for preventing problems This topic provides the following tips to help you prevent computing problems: • Empty your recycle bin on a regular basis. • Use disk defragment tool regularly on your storage drive to improve data seek and read times. • To free up disk space, uninstall unused programs.
Lenovo Companion supports the hardware scan function. It combines diagnostic tests, system information collection, security status, and support information, along with hints and tips for optimal system performance. To run Lenovo Companion, see “Accessing Lenovo programs” on page 13. The troubleshooting information or the diagnostic programs might tell you that you need additional or updated device drivers or other software.
Error messages • Message: 0177: Bad SVP data, stop POST task. Solution: Checksum of the supervisor password in the EEPROM is not correct. The system board should be replaced. Have the computer serviced. • Message: 0183: Bad CRC of Security Settings in EFI Variable. Enter ThinkPad Setup. Solution: Checksum of the Security settings in the EFI Variable is not correct. Enter ThinkPad Setup to check security settings, press F10, and then press Enter to restart the system.
• Message: 2111: Read error on SSD1 (M.2) Solution: The M.2 solid-state drive is not working. Have the M.2 solid-state drive serviced. • Message: 2112: Read error on SSD2 (M.2) Solution: The M.2 solid-state drive is not working. Have the M.2 solid-state drive serviced. • Message: 2200: Machine Type and Serial Number are invalid. Solution: Machine Type and Serial Number are invalid. Have the computer serviced. • Message: 2201: Machine UUID is invalid. Solution: Machine UUID is invalid.
4. Press the Fn key on your computer to emit the beep again. The diagnostic app decodes the beep error and shows possible solutions on the smartphone. The following section describes some beep errors and the corresponding solutions. Note: Do not attempt to service a product yourself unless instructed to do so by the Customer Support Center or product documentation. Only use a Lenovo-authorized service provider to repair your product.
Ensure that: – The Ethernet extension adapter is connected correctly. The network cable must be securely connected both to the Ethernet extension adapter and to the RJ45 connector of the hub. The maximum allowable distance from the computer to hub is 100 meters. If the cable is connected and the distance is within acceptable limits but the problem persists, try a different cable. – You are using the correct device driver. To install the correct driver, do the following: 1.
• Your wireless-LAN driver is the latest version. • Your computer is within the range of a wireless access point. • The wireless radio is enabled. A wireless-WAN problem Problem: A message is displayed indicating that an unauthorized WAN card is installed. Solution: The WAN card is not supported on this computer. Remove the WAN card. For more information, see “Replacing the wireless-WAN card” on page 96. Note: Some models do not have a wireless-WAN card.
3. Turn on the computer and try using the keyboard again. If the keyboard problem is resolved, carefully reconnect the external numeric keypad. If the problem persists, ensure that the correct device driver is installed by doing the following: 1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small icons. 2. Click Keyboard. 3. Select the Hardware tab.
Solution: Your screen saver or power management might have been enabled. Do one of the following: – Touch the TrackPoint pointing device or the trackpad, or press a key to exit the screen saver. – Press the power button to resume the computer from sleep or hibernation mode. • Problem: The screen is blank. Solution: Do the following: 1. Press the display-mode switching key to bring up the image. 2.
Solution: This is an intrinsic characteristic of the TFT technology. Your computer display contains multiple thin-film transistors (TFTs). Only a very small number of missing, discolored, or bright dots on the screen might exist all the time. External monitor problems • Problem: The external monitor is blank. Solution: To bring up the image, press the display-mode switching key want. If the problem persists, do the following: and select the monitor you 1.
Solution: If you use the Extend desktop function, disable it, and change the display output location. If a DVD movie or a video clip is playing, stop the playback, close the program, and then change the display output location. • Problem: The screen position on the external monitor is incorrect when that monitor is set for a high resolution. Solution: Sometimes, when you use a high resolution such as 1600 x 1200 pixels, the image is shifted to the left or right on the screen.
Solution: Use the hardware volume control. This is because the built-in synthesizer software does not support the control. • Problem: The sound cannot be turned off even if I set the Master volume control at minimum. Solution: You still can hear some sound even though you have set the Master volume control at minimum. To turn off the sound completely, go to the Master volume control and select Mute speakers.
Solution: Do the following: 1. Ensure that the connection of the ac power adapter is correct. 2. If the connection of the ac power adapter is correct, turn off the computer, and then disconnect the ac power adapter. 3. Reconnect the ac power adapter, and then turn on the computer. 4. If the power adapter icon still is not displayed in the Windows notification area, have the ac power adapter and your computer serviced.
– https://support.microsoft.com/ Sleep and hibernation problems • Problem: The computer enters sleep mode unexpectedly. Solution: If the microprocessor overheats, the computer automatically enters sleep mode to allow the computer to cool and to protect the microprocessor and other internal components. Check the settings for sleep mode. • Problem: The computer enters sleep mode immediately after the power-on self-test. Solution: Ensure that: – The battery is charged.
Solution: The battery power for the pen might be low. Ensure that your computer is on. Then insert the pen into the pen slot to charge the pen for about five minutes. Software problem Problem: A program does not run properly. Solution: Ensure that the problem is not being caused by the program. Check that your computer has the minimum required memory to run the program. See the manuals supplied with the program. Check the following: • The program is designed to operate with your operating system.
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Chapter 8. Recovery information This chapter provides information about the Windows recovery solutions on the Windows 10 operating system. Resetting your computer If your computer does not perform well, you might consider resetting your computer. In the resetting process, you can choose to keep your files or remove them, and then reinstall the Windows operating system. To reset your computer, do the following: Note: The items in the graphical user interface (GUI) might change without notice. 1.
It is recommended that you create a recovery USB drive as early as possible. If you did not create a recovery USB drive as a precautionary measure, you can contact Lenovo Customer Support Center and purchase one from Lenovo. For a list of the Lenovo Support phone numbers for your country or region, go to: http://www.lenovo.com/support/phone Creating a recovery USB drive To create a recovery USB drive, you need a USB drive with at least 16 GB of storage capacity.
Chapter 9. Replacing devices This chapter provides instructions on how to install or replace hardware for your computer. Static electricity prevention Static electricity, although harmless to you, can seriously damage computer components and options. Improper handling of static-sensitive parts can cause damage to the part. When you unpack an option or a Customer Replaceable Unit (CRU), do not open the static-protective package until the instructions direct you to install the part.
5. Select Yes in the Setup Confirmation window. The built-in battery is disabled and the computer turns off automatically. Wait three to five minutes to let the computer cool. Replacing the micro SIM card Before you start, read “Important safety information” on page v and print the following instructions. Micro SIM card is a small plastic card with an Integrated Circuit (IC) chip mounted on one side of the card. To replace the micro SIM card, do the following: 1.
4. Loosen the screws and pry up the latches. Then remove the base cover assembly. 5. Install the new base cover assembly in place and tighten the screws. 6. Turn the computer over. Connect the ac power adapter and all cables to the computer. Chapter 9.
Replacing the wireless-WAN card The following information only applies for the computer with user-installable modules. Before you start, read “Important safety information” on page v and print the following instructions. Attention: Before you start installing a wireless-WAN card, touch a metal table or a grounded metal object. This action reduces any static electricity from your body. Static electricity could damage the card. To replace the wireless-WAN card, do the following: 1.
6. To install a new wireless-WAN card, do the following: a. Align the contact edge of the new wireless-WAN card with the key in the slot. Then carefully insert the new wireless-WAN card into the slot at an angle of about 20 degrees 1 . Pivot the wireless-WAN card downward 2 . b. Install the screw to secure the wireless-WAN card in place 3 . Then connect the cables to the wireless-WAN card 4 .
2. Ensure that the computer is turned off and disconnected from ac power and all cables. 3. Close the computer display and turn the computer over. 4. Remove the base cover assembly. See “Replacing the base cover assembly” on page 94. 5. To remove the drive, do the following: a. A film might cover the solid-state drive. To access the solid-state drive, open the film first 1 . b. Remove the screw that secures the M.2 solid-state drive 2 . c. Remove the M.2 solid-state drive 3 .
6. To install a new drive, do the following: a. Align the contact edge of the new M.2 solid-state drive with the key in the slot. Then carefully insert the M.2 solid-state drive into the slot at an angle of about 20 degrees 1 . Pivot the M.2 solid-state drive downward 2 . Ensure that the M.2 solid-state drive is firmly installed in the slot and cannot be moved easily. b. Install the screw to secure the M.2 solid-state drive 3 . 7. Reinstall the base cover assembly. 8. Turn the computer over.
5. Open the latches on both sides of the memory slot at the same time 1 , and then remove the memory module 2 . 6. Insert the new memory module into the memory slot at an angle of about 20 degrees 1 . Pivot the memory module downward until it snaps into place 2 . Ensure that the memory module is firmly installed in the memory slot and cannot be moved easily. 7. Reinstall the base cover assembly. 8. Turn the computer over. Connect the ac power adapter and all cables to the computer.
Replacing the coin-cell battery Before you start, read “Important safety information” on page v and print the following instructions. 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.
6. Install the new coin-cell battery and attach the connector. 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 ThinkPad Setup program. See “Date/Time menu” on page 66.
Chapter 10. Getting support This chapter provides information about getting help and support from Lenovo. Before you contact Lenovo Often, you can solve your computer problems by referring to the information in the explanations of error codes, running diagnostic programs, or by consulting the Lenovo Support Web site. Registering your computer Register your computer with Lenovo. For more information, see “Registering your computer” on page 15.
Microsoft Service Packs are the latest software source for Windows product updates. They are available through Web download (connection charges might apply) or through discs. For more specific information and links, go to https://www.microsoft.com. Lenovo offers technical assistance with installation of, or questions related to, Service Packs for your Lenovo-preinstalled Microsoft Windows product. For more information, contact the Customer Support Center.
• Changes, modifications, or upgrades to device drivers • Installation and maintenance of network operating systems (NOS) • Installation and maintenance of programs For the terms and conditions of the Lenovo Limited Warranty that apply to your Lenovo hardware product, see “Warranty information” in the Safety, Warranty, and Setup Guide that comes with your computer. If possible, be near your computer when you make your call.
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Appendix A. 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 B. Regulatory information This chapter provides regulatory and compliance information about Lenovo products. Certification-related information Product name ThinkPad Yoga 370 Compliance ID TP00078B Machine types 20JH and 20JJ The latest compliance information is available at: http://www.lenovo.com/compliance. Wireless-related information This topic provides wireless-related information about Lenovo products.
Locating the UltraConnect wireless antennas ThinkPad notebook computers feature an integrated UltraConnect™ wireless antenna system built into the display for optimal reception, enabling wireless communication wherever you are.
Wireless-radio compliance information 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. Brazil wireless-radio compliance information Este equipamento opera em caráter secundário, isto é, não tem direito a proteção contra interferência prejudicial, mesmo de estações do mesmo tipo, e não pode causar interferência a sistemas operando em caráter primário.
Lenovo is not responsible for any radio or television interference caused by using other than specified or 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.
Um dieses sicherzustellen, sind die Geräte wie in den Handbüchern beschrieben zu installieren und zu betreiben. Des Weiteren dürfen auch nur von der Lenovo empfohlene Kabel angeschlossen werden. Lenovo 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.
Lenovo product service information for Taiwan Eurasian compliance mark Brazil audio notice Ouvir sons com mais de 85 decibéis por longos períodos pode provocar danos ao sistema auditivo.
Appendix C. WEEE and recycling statements This chapter provides environmental information about Lenovo products. General recycling 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: http://www.lenovo.
Japan recycling statements Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo computer or monitor that is the property of the company, you must do so in accordance with the Law for Promotion 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.
Equipamentos elétricos e eletrônicos não devem ser descartados em lixo comum, mas enviados à pontos de coleta, autorizados pelo fabricante do produto para que sejam encaminhados e processados por empresas especializadas no manuseio de resíduos industriais, devidamente certificadas pelos orgãos ambientais, de acordo com a legislação local. A Lenovo possui um canal específico para auxiliá-lo no descarte desses produtos.
operator, and follow their instructions. You also can refer to the instructions provided in the user guide for your product. For proper collection and treatment, go to: http://www.lenovo.
Appendix D. Restriction of Hazardous Substances (RoHS) Directive The latest environmental information about Lenovo products is available at: http://www.lenovo.com/ecodeclaration 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 substances in electrical and electronic equipment ("RoHS recast" or "RoHS 2").
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Taiwan RoHS Appendix D.
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Appendix E. ENERGY STAR model information ENERGY STAR® is a joint program of the U.S. Environmental Protection Agency and the U.S. Department of Energy aimed at saving money and protecting the environment through energy efficient products and practices. Lenovo is proud to offer our customers products with the ENERGY STAR qualified designation. You might find an ENERGY STAR mark affixed on the computer or displayed on the power settings interface.
5. Clear the Allow this device to wake the computer check box. 6. Click OK.
Appendix F. 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.
This document is copyrighted by Lenovo and is not covered by any open source license, including any Linux agreement(s) which may accompany software included with this product. Lenovo may update this document at any time without notice. To obtain the most up-to-date documentation for your computer, go to: http://www.lenovo.
Appendix G. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Access Connections Active Protection System Lenovo Lenovo logo Secure Data Disposal ThinkPad ThinkPad logo TrackPoint UltraConnect Intel, Intel SpeedStep, and Thunderbolt are trademarks of Intel Corporation or its subsidiaries in the U.S. and/or other countries. Microsoft, Windows, Direct3D, BitLocker, and Cortana are trademarks of the Microsoft group of companies.
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