About this guide • This guide applies to Lenovo product model(s) listed below. Illustrations in this guide may look slightly different from your product model. Model name Machine type (MT) ThinkBook 13s G3 ACN 20YA ThinkBook 14s G3 ACN 20YB •...
Base 1. Power light/Fingerprint reader light The light shows power status of the computer. If the computer includes a fingerprint reader, it can also show the status of the reader. • Power light – Solid white: The computer is turned on. –...
Left ® 1. Power connector/USB-C connector • Connect to power with the included power cord and ac power adapter. • Connect external display, storage, or data devices. Note: An appropriate adapter may be needed for connecting external devices. 2. Charging light Indicate whether the computer is connected to ac power.
The always-on function can be turned on or off in the UEFI/BIOS setup utility. Note: If Lenovo Vantage is pre-installed on your computer, you can also set always-on function from within that software.
Bottom 1. Ventilation slots (inlet) Maintain the incoming airflow to dissipate internal heat. Note: Do not block the ventilation slots. Otherwise, the computer might overheat. 2. Speakers Produce sound. Chapter 1 Meet your computer...
Connectors and slots • Combo audio jack • USB Type-A connector × 2 (one connector with Always-On function) • USB-C connector – Support data transfer rates up to 10 Gbps for USB 3.2 Gen 2 – Provide power output up to 5 V and 3 A –...
Relative humidity • Operating: 8% to 95% at wet-bulb temperature 23°C (73°F) • Storage: 5% to 95% at wet-bulb temperature 27°C (81°F) Avoid constant body contact with specific hot sections CAUTION: When the computer is operating, it should be placed on a hard and flat surface with its bottom area not in contact with user’s bare skin.
If night light mode is turned on, you can adjust the color temperature of the Night light temperature screen. Note: Selected Lenovo computers are low blue light certified. These computers are tested with night light turned on and color temperature set to the default value of 48. Windows...
To open it, type its name in the Windows Search box and select the matched result. If neither of the apps is pre-installed, you may install one on your own. Lenovo Vantage is available for download free of charge from the Microsoft Store.
Notes: • Supported on select versions of Skype for Business and Microsoft Teams. • Install Skype for Business and Microsoft Teams manually. Open Lenovo Vantage, Lenovo PC Manager, or an app launch bar. Switch display devices. Increase/Decrease screen brightness. Turn on/off or adjust the brightness of the keyboard backlight.
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The FnLock switch shares the ESC key (in the upper left corner of the keyboard). To turn it on or off, press Fn + ESC. User Guide...
10°C (50°F) and 35°C (95°F). Note: You can check the battery temperature in Lenovo Vantage or Lenovo PC Manager. To maximize the life of the battery, once the battery is fully charged, it must discharge to 94% or lower before it will be allowed to recharge again.
Follow on-screen instructions to change the order of devices under Boot Priority Order. Note: You can also change startup sequence temporarily without opening the setup utility. To do so, start the computer. When the Lenovo logo appears, press F12 (or Fn + F12) repeatedly. User Guide...
Change the setting to Disabled or Enabled. Select Exit ➙ Exit Saving Changes. Step 4. Enable or disable always-on For some Lenovo computers with always-on connectors, the always-on function can be enabled or disabled in the UEFI/BIOS setup utility. Step 1. Open the UEFI/BIOS setup utility.
Attention: If you forget the administrator password, a Lenovo authorized service personnel cannot reset your password. You must take your computer to a Lenovo authorized service personnel to have the system board replaced. Proof of purchase is required and a fee will be charged for parts and service.
Lenovo authorized service personnel cannot reset your password or recover data from the hard disk. You must take your computer to a Lenovo authorized service personnel to have the hard disk drive replaced. Proof of purchase is required and a fee will be charged for parts and service.
Where can I get the latest device • Lenovo Vantage or Lenovo PC Manager drivers and UEFI/BIOS? • Lenovo Support Web site at https://support.lenovo.com...
If you intend to install a CRU, Lenovo will ship the CRU to you. You might be required to return the defective part that is replaced by the CRU. When return is required: (1) return instructions, a prepaid shipping label, and a container will be included with the replacement CRU;...
User Guide the printed publications that came with the product 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 Record product information and problem details before you contact Lenovo.
• 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. • Engineering change management - Occasionally, there might be changes that are required after a product has been sold.
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 functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
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Actual results may vary. Users of this document should verify the applicable data for their specific environment. 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.