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Chapter 3. Using the dock 

This chapter provides information to help you use the dock.   

Note: 

Before using the dock, ensure that you are using a Microsoft

®

 Windows

®

 10 computer.

 

3.1 Using the headset and microphone combo connector 

To manually enable the headset and microphone combo connector on the dock, do the following: 

1. Right-click the speaker icon in the Windows notification area. A pop-up menu opens. 

2. Click 

Playback devices

 to select a USB audio line-out device, and then click the 

Recording

 tab to select

 

a USB audio line-in 

device. 

3. Click 

OK

Note

: To apply the new settings, restart the applications that are using the audio devices. 

3.2 Using the video output connectors 

Note

: The supported maximum resolution of the external monitors is 3840 x 2160 pixels / 60 Hz. 

The video output connectors on the dock include two DP connectors and an HDMI connector. The dock works in the following three 

video output modes: 

• 

Extend mode

: Extends the video output from your computer display to external displays. You can drag and move items between 

your computer and external displays. By default, the dock works in the extend mode. 

• 

Mirror mode

: Displays the same video output on your computer screen and external displays. The dock automatically selects the 

settings (screen resolution, color quality, and refresh rate) for the external monitors, which achieves optimal resolution based on 

your computer. 

• 

Single-display mode

: Shows the video output only one of the displays. 

Note

: In single display mode, if you select 

Show desktop only on 1

, your computer display will be on and the external 

monitor will turn off. However, the other functions such as audio, Ethernet, and USB connection can still work although the 

external monitor is off. If you select 

Show desktop only on 2

, the external monitor will be on and your computer display will 

turn off. 

The first time you connect the dock to your computer, the resolution of your computer and the connected monitor is changed to the 

default. You can configure your external monitors to your needs by doing the following: 

• “Setting the resolution of the external monitor” on page 9 

• “Rotating the external monitor display” on page 8 

To enter your desired display modes, do the following: 

1. From the desktop, move the pointer to the bottom-left corner of the screen, and then search 

Control Panel

 in the search box. 

2. Depending on your Control Panel mode, do one of the following: 

• 

Click 

Display 

 Change display settings

• 

Click 

Appearance and Personalization 

 Display 

 Change display settings

3. In the 

Multiple displays

 drop-down list box, select your desired display mode. 

4. Follow the instructions on the screen to complete the setting.

   

 

3.2.1 Rotating the external display 

The dock enables you to rotate only your external display as you want. 

To rotate the external display, do the following: 

1. From the desktop, move the pointer to the bottom-left corner of the screen, and then search 

Control Panel

 in the search box. 

Summary of Contents for Thunderbolt 3

Page 1: ...1 Lenovo Thunderbolt 3 Graphics Dock User Guide ...

Page 2: ...y poster that comes with the product First Edition July 2017 Copyright Lenovo 2017 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 GS 35F 05925 ...

Page 3: ...er 6 2 2 Removing the dock from your computer 6 2 3 Installing the device driver on Windows operating systems 7 2 4 Uninstalling the device drivers from Windows operating systems 7 Chapter 3 Using the dock 8 3 1 Using the headset and microphone combo connector 8 3 2 Using the video output connectors 8 Chapter 4 Troubleshooting 10 4 1 General 10 4 2 Video output 10 4 3 Audio 11 Trademarks 11 ...

Page 4: ...uter to the dock The dock can also supply power to your computer when connected to the computer 1 2 Package Your option package includes the following Lenovo Thunderbolt 3 Graphics Dock ac power adapter and power cord Thunderbolt 3 cable Documentation Contact your place of purchase if any item is missing or damaged Ensure that you retain your proof of purchase and packing material They might be re...

Page 5: ...raphics drive to enable the dock graphics card Green The dock is on and connected to an active computer with the dock graphics card enabled Thunderbolt 3 connector Connect the dock to your Lenovo computer with a Thunderbolt 3 cable DisplayPort connectors Connect a high performance monitor a direct drive monitor or other devices that use a DisplayPort connector HDMI connector The High Definition Mu...

Page 6: ...the computer Note You might connect the dock to one of the following Thunderbolt 3 connectors depending on your computer design The dock works and supplies power to the computer when it is connected to the computer The dock works but does not supply power to the computer when it is connected to the computer All dock connectors and graphics card are disabled The dock works as a power adapter and on...

Page 7: ... on the screen to complete the installation 2 4 Uninstalling the device drivers from Windows operating systems To uninstall the device driver do the following 1 From the desktop move the pointer to the bottom left corner of the screen and then search Control Panel in the search box 2 Click Control Panel and then view the Control Panel by Category 3 Click Uninstall a program Lenovo Thunderbolt 3 Gr...

Page 8: ...on based on your computer Single display mode Shows the video output only one of the displays Note In single display mode if you select Show desktop only on 1 your computer display will be on and the external monitor will turn off However the other functions such as audio Ethernet and USB connection can still work although the external monitor is off If you select Show desktop only on 2 the extern...

Page 9: ...o complete the setting Note You also can continually click Portrait or Portrait flipped until the display becomes upside down 3 2 2 Setting the resolution of the external display To set the resolution of the external display do the following 1 From the desktop move the pointer to the bottom left corner of the screen and then search Control Panel in the search box 2 Depending on your Control Panel ...

Page 10: ...B 3 0 connector Disconnect the dock from the computer the charging speed might become faster 4 My mobile phones or other USB devices cannot be charged with the Always On USB 3 0 connector on the dock It is recommended that you can disconnect the dock from the computer and then you can charge the mobile phones or other USB devices 5 The mouse and keyboard cannot wake up my computer when connected t...

Page 11: ...fault Lenovo computers use the headset and microphone combo connector on the dock and disable built in audio connectors when the dock is connected To enable the built in audio connectors on your computer do the following 1 Right click the Volume icon in the Windows notification area 2 Select Sounds and the Sound window is displayed 3 Click the Playback tab to select a built in audio device and the...

Page 12: ...12 Part Number SP40N88677 Printed in China 1P P N SP40N88677 SP40 N8 8 6 7 7 SP4 0 N88 6 77 ...

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