The dock can also supply power to your computer when it is connected to the computer. Your option package includes the following: • ThinkPad Thunderbolt 3 Dock • Power adapter • Power cord •...
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– When the dock is connected to the computer, the power button on the dock has the same functions as the power button of the computer. You can use the power button on the dock to turn on, turn off, sleep, ThinkPad Thunderbolt 3 Dock User Guide...
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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.
When you connect three external monitors, your computer display is disabled. Note: When you connect two or more external monitors to the dock, the Thunderbolt 3 connector works only on some Lenovo computers. For detailed computer model information, go to http://www.lenovo.com/ and click ThinkPad Thunderbolt 3 Dock.
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• One external monitor – DP: 3840 x 2160 pixels / 60 Hz – HDMI: 3840 x 2160 pixels / 30 Hz – Thunderbolt 3: 3840 x 2160 pixels / 60 Hz – VGA: 1920 x 1200 pixels / 60 Hz •...
Installing the device driver on Windows operating systems The dock device driver is preinstalled on some Lenovo computers. In this situation, the dock is ready for use after you connect it to an ac power source and your computer. For the detailed computer model information, go to and click ThinkPad Thunderbolt 3 Dock.
Panel in the search box. 2. Click Control Panel, and then change the view of Control Panel to Category. 3. Click Uninstall a program ➙ ThinkPad Thunderbolt 3 Dock USB Audio, and then right-click to select Uninstall. 4. Click ThinkPad Thunderbolt 3 Dock Ethernet driver, and then right-click to select Uninstall.
Connected to the Ethernet The left indicator keeps flashing in amber. Transferring data The Ethernet connection on the dock supports the following functions on some Lenovo computers. For the supported computer list, go to www.lenovo.com/accessoriesguide , and download Network function support –...
In the extend mode, you can drag and drop windows from one display to the other. You also can increase productivity by doing the following: • Reading e-mails on one display and opening the attachments on the other • Expanding a spreadsheet across two displays ThinkPad Thunderbolt 3 Dock User Guide...
• Increasing your work area by putting all the palette and toolbars on the other display when you are doing graphics editing • Keeping the desktop on one display and watching videos on the other To enter the extend mode, do the following: 1.
3. In the Resolution drop-down list box, move the slider up to increase or down to decrease the resolution of the external monitor. 4. Follow the instructions on the screen to complete the setting. ThinkPad Thunderbolt 3 Dock User Guide...
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I cannot hear anything through my computer speakers or I cannot use the audio connectors on the computer. By default, ThinkPad and other Lenovo computers use the headset and microphone combo connector on the dock and disable built-in audio connectors when the dock is connected.
Appendix A. Accessibility information Documentation in accessible formats Lenovo provides electronic documentation in accessible formats, such as properly tagged PDF files or HyperText Markup Language (HTML) files. Lenovo electronic documentation is developed to ensure that visually impaired users can read the documentation through a screen reader. Each image in the documentation also includes adequate alternative text to explain the image so that visually impaired users can understand the image when they use a screen reader.