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 14 G3 ACL 21A2 ThinkBook 14 G3 ITL 21A3...
Base Figure 2. Base view—ThinkBook 14 G3 ITL and ThinkBook 14 G3 ACL Figure 3. Base view—ThinkBook 15 G3 ITL and ThinkBook 15 G3 ACL User Guide...
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1. Wireless antennas Send and receive radio waves for the built-in wireless LAN (local area network) and Bluetooth module. Notes: • The antennas are not visible from the outside of the computer. • If the location of the antennas is close to the user’s body (< 20 cm), you can find the Specific Absorption Rate (SAR) values in the Setup Guide that comes with your computer.
The always-on (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 within that software. 6. Combo audio jack Connect to headphones or headsets with a 3.5 mm (0.14 inch), 4-pole...
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7. Novo button hole Press the Novo button to open the Novo Button menu. From the menu, you can choose to open the UEFI/BIOS setup utility, the Boot menu, or the Windows startup options screen. 8. Battery light Indicate the battery capacity of the computer. •...
Right Figure 5. Right view 1. SD card slot Insert an SD card or a MultiMediaCard (MMC) into the slot for data transfer or storage. 2. USB (3.2 Gen 1) Type-A connector Connect to a USB-compatible device, such as a USB keyboard, a USB mouse, a USB storage device, or a USB printer.
Note: The battery capacity is the typical or average capacity as measured in a specific test environment. Capacities measured in other environments may differ but are no lower than the rated capacity (see product label). Statement on USB transfer rate Depending on many factors such as the processing capability of the host and peripheral devices, file attributes, and other factors related to system configuration and operating environments, the actual transfer rate using the various USB connectors on this device will vary and will be slower than the data rate listed...
If night light mode is turned on, you can adjust the color temperature of the 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.
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.
• Supported on select versions of Skype for Business and Microsoft Teams. • Install Skype for Business and Microsoft Teams manually. Open the Windows Calculator app. Open Lenovo Vantage, Lenovo PC Manager, or an app launch bar. Open the Windows snipping tool. Play or pause playback of media.
+ ESC. Numeric keypad Some Lenovo computers includes a dedicated numeric keypad on the far right of the keyboard. The keypad is used for entering numbers and operators quickly. Press the NumLock key to enable or disable the numeric keypad.
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Gesture Function Zooming out Pinch Zooming in Spread Viewing all open apps Tap from the left edge Displaying the Action Center of Windows Tap and hold Chapter 2 Get started with your computer...
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;...
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.
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.