Lenovo ThinkPad Thunderbolt 4 Workstation Dock User manual

ThinkPad Universal Thunderbolt 4 Dock
ThinkPad Thunderbolt 4 Workstation Dock
User Guide

https://www.lenovo.com/safet
Note: Before using this documentation and the product it supports, ensure that ou read and understand
the warrant information in the documentation that comes with the product.
Second Edition (July 2021)
© Copyright Lenovo 2021.
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.

Contents
Chapter 1. bout the dock . . . . . . . 1
In the box . . . . . . . . . . . . . . . . . . 1
Product overview . . . . . . . . . . . . . . . 3
Chapter 2. Set up the dock . . . . . . . 7
Install the dock . . . . . . . . . . . . . . . . 7
Update the dock driver and firmware . . . . . . . 8
Install Lenovo Dock Manager . . . . . . . . . . 8
Chapter 3. Use the dock. . . . . . . . . 9
Use the video output connectors . . . . . . . . . 9
Use the Ethernet connector . . . . . . . . . . . 9
Chapter 4. Troubleshooting . . . . . . 11
ppendix . ccessibility
information . . . . . . . . . . . . . . . 13
ppendix B. Trademarks . . . . . . . 15
© Cop right Lenovo 2021 i

ii ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

Chapter 1. bout the dock
Thanks for using ThinkPad Universal Thunderbolt 4 Dock / ThinkPad Thunderbolt 4 Workstation Dock.
This dock is an enhanced universal compatible module to help ou expand our computer with automated
and silent updates. You can use it to connect our computer (Microsoft® Windows® 10 onl ) to a local area
network (LAN) and multiple devices, such as a headset, external displa s, and Universal Serial Bus (USB)
devices.
To view the compatible computers,
1. Go to https://support.lenovo.com/us/en/solutions/accs-guide.
2. Select ThinkPad, ThinkCentre, ThinkStation, Ideapad and Ideacentre Option Compatibility Matrix.
Then follow the on-screen instructions.
In the box
ThinkPad Universal Thunderbolt 4 Dock
• ThinkPad Universal Thunderbolt 4 Dock
• 135 W power adapter and power cord
• Thunderbolt 4 cable
• Documentation
© Cop right Lenovo 2021 1

ThinkPad Thunderbolt 4 Workstation Dock
• ThinkPad Thunderbolt 4 Workstation Dock
• 300 W power adapter and power cord
• ThinkPad Thunderbolt 4 Workstation Dock Split Cable
• Documentation
Contact our place of purchase if an item is missing or damaged. Ensure that ou retain our proof of
purchase and packing material. The might be required to receive warrant service.
2ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

Product overview
Power connector
Connect to ac power with the accompan ing ac power adapter and power cord.
Thunderbolt™ 4 connector (for connecting computer)
Connect to our computer with the accompan ing cable.
Thunderbolt 4 connector
Connect a compatible device to
• Transfer data.
• Charge with the output voltage and current of up to 5 V and 3 A.
• Connect an external displa with a Thunderbolt cable or USB-C cable.
Note: Do not connect our computer to this connector.
DisplayPort® connectors
Connect to external displa s with Displa Port cables.
USB 3.2 connector Gen 2
Connect a compatible device to transfer data.
Ethernet connector
Connect to a LAN with an Ethernet cable.
Chapter 1.About the dock 3

lways On USB 3.2 connector Gen 2
Connect a compatible device to
• Transfer data.
• Charge with the output voltage and current of up to 5 V and 2.4 A.
HDMI™ connector
Connect to an external displa with a High-Definition Multimedia Interface (HDMI) cable.
Power button
Press to turn off or turn on the dock.
Security-lock slot
Support cable locks that conform to the Kensington / Lenovo NanoSaver lock standards (using
Cleat locking technolog ).
Security-lock slot
Support cable locks that conform to the Kensington / Lenovo MicroSaver lock standards (using T-
bar locking technolog ) or MiniSaver lock standards (using Cleat locking technolog ).
VES mount holes
Mount to wall or monitor stand with VESA mount screws (M4 x 10 mm x 2 pcs).
udio connector
Connect a headset or headphones with 3.5 mm plug.
Statement on USB transfer rate
Depending on man factors such as the processing capabilit of the host and peripheral devices, file
attributes, and other factors related to s stem configuration and operating environments, the actual transfer
rate using the various USB connectors on this device will var and will be slower than the data rate listed
below for each corresponding device.
USB device Data rate (Gbit/s)
3.2 Gen 1 / 3.1 Gen 1 5
3.2 Gen 2 / 3.1 Gen 2 10
Thunderbolt 3 connector (USB-C) 40
Thunderbolt 4 connector (USB-C) 40
ThinkPad logo Indication
When the dock is connected to ac power, this indicator shows the dock status:
LED status Dock status
Red Connected to ac power
Power button Indication
When the dock is connected to ac power but not our computer, this indicator shows the dock status:
LED status Dock status
Amber On
Off Off
4ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

When the dock is connected to both our computer and ac power, this indicator shows the computer status:
LED status Computer status
Solid white On
Blinking white slowl (1 second on/off) In sleep mode
Off Off or in hibernation mode
When the dock is updating firmware, this indicator shows the update status:
LED status Firmware update status
Blinking rapidl (0.5 second on/off) Updating
Off Completed
Chapter 1.About the dock 5

6ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

Chapter 2. Set up the dock
Install the dock
Use the accompan ing ac power adapter, power cord, and cable to install the dock. The dock supplies
power to the computer when the dock is connected to ac power and our computer.
ThinkPad Universal Thunderbolt 4 Dock
ThinkPad Thunderbolt 4 Workstation Dock
© Cop right Lenovo 2021 7

Update the dock driver and firmware
The dock driver and firmware are preinstalled on compatible computers. The dock is read for use after ou
connect it to our computer and ac power.
It is recommended that ou update the dock driver and firmware whenever a new version is available to
improve performance of the dock.
To update the dock driver and firmware:
1. Go to https://www.lenovo.com/support/docks.
2. Select the entr for the dock and then follow the on-screen instructions to download and install the dock
driver and firmware.
3. The driver update takes effect when ou restart our computer. The firmware update takes effect when
ou reconnect the dock to our computer.
Install Lenovo Dock Manager
Lenovo Dock Manager is designed to provide silent firmware update and device information quer .
To download Lenovo Dock Manager, go to https://support.lenovo.com/us/en/solutions/ht037099.
8ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

Chapter 3. Use the dock
Use the video output connectors
The dock has four video output connectors to support up to four external displa s:
• One Thunderbolt 4 connector (support Displa Port 1.4 and Thunderbolt 4)
• Two Displa Port connectors (support Displa Port 1.4)
• One HDMI connector (supports HDMI 2.1)
Supported resolutions
Depending on the USB-C connector or Thunderbolt connector on our computer, the dock supports the
following displa resolutions:
• One video output connector: up to 7680 x 4320 pixels / 30 Hz (HDMI onl )
• Two video output connectors: up to 7680 x 4320 pixels / 30 Hz (HDMI onl ) and 5120 x 2880 pixels / 60
Hz (Thunderbolt 4 onl )
• Three video output connectors: up to 3840 x 2160 pixels / 60 Hz
• Four video output connectors: up to 3840 x 2160 pixels / 60 Hz
To view the maximum displa matrix, go to https://www.lenovo.com/support/docks and select the entr for the
dock.
Configure the external displays
You can configure the external displa s connected to our dock:
• Set the displa mode: extend, mirror or duplicate, or single displa .
• Set the orientation, brightness, resolution, color, and more.
To configure the external displa s:
1. Right-click a blank area on the desktop and select Display settings.
2. Select the displa that ou want to configure.
3. Configure displa settings of our preference.
For more information, see the Windows help information.
Use the Ethernet connector
You can use the Ethernet connector on the dock to connect our computer to a standard 10 Mbps, 100
Mbps, or 1000 Mbps network with an Ethernet cable.
The Ethernet connector has two network status indicators. When the green indicator is on, the computer is
connected to a LAN. When the ellow indicator blinks, data is being transmitted.
Depending on our computer, some of the following functions are available when the dock is connected to a
LAN.
• Preboot eXecution Environment
© Cop right Lenovo 2021 9

• MAC address Pass Through
• Wake on LAN
• vPro
To view the functions supported b our computer, go to https://support.lenovo.com/us/en/solutions/accs-
guide. Select Network function support – Option Compatibility Matrix. Then follow the on-screen
instructions.
10 ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

Chapter 4. Troubleshooting
General
1. The dock does not work after connected to my computer.
Ensure that:
• You use the accompan ing ac power adapter, power cord, and cable.
• The dock is powered b its power adapter. The dock alwa s needs the power adapter for operation.
• The dock driver is installed on our computer.
• The USB-C connector or Thunderbolt connector on our computer works well.
2. The function of wireless keyboard or mouse (2.4 GHz) is interrupted. The mouse pointer lags or
does not move. Some characters are lost when I input by the keyboard.
Connect the wireless device receiver to one of the following connectors on the dock:
• USB 3.2 connector Gen 2 on the front panel
• Right-most USB 3.2 connector Gen 2 on the rear panel
3. The mouse and keyboard cannot wake up my computer when connected to the lways On USB
3.2 connector Gen 2 on the dock.
Connect the mouse or ke board to another USB connector on the dock.
4. The charging speed for my device, such as a smartphone, is slow.
Connect our device to an Alwa s On USB 3.2 connector Gen 2 on the dock.
5. My computer cannot be charged by the dock.
Ensure that ou use the accompan ing ac power adapter, power cord, and cable to set up the dock.
Video output
1. The external display is blank.
Ensure that:
• The external displa is connected to ac power and turned on.
• Your computer is running correctl and not in standb or hibernation mode. When the computer is in
standb or hibernation mode, the external monitor displa is alwa s blank.
• The dock is securel connected to ac power, computer, and external displa .
• The dock driver is installed on our computer.
If the problem persists, disconnect all cables from the dock, and uninstall the dock driver. Then, reinstall
the dock driver and reconnect all cables to the dock. See Chapter 2 “Set up the dock” on page 7.
2. The external DisplayPort or HDMI display has no display after I connect a Thunderbolt display to
the dock.
a. Disconnect all external displa s from the dock.
b. Connect the Displa Port or HDMI displa to the dock.
c. Connect the Thunderbolt displa .
3. The images on the external display flutter.
Ensure that the displa cable is securel connected to the dock.
Disconnect and reconnect the displa cable.
© Cop right Lenovo 2021 11

4. The computer can play back flash content. However, when I drag the window to the external
display and maximize the window, the playback stops.
Update our Adobe Flash Pla er program to the latest version.
udio output
Sound does not come from the headset after connected to the dock.
Ensure that the dock is set as the default audio device:
1. Right-click the speaker icon in the Windows notification area and select Playback devices. The Sound
window is displa ed.
2. On the Playback tab, select the dock. Then click Set Default.
3. Click the Recording tab. Select the dock. Then click Set Default.
4. Click OK.
Note: You might need to restart the application that is using the audio device to appl the changes.
12 ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

ppendix . ccessibility information
Documentation in accessible formats
Lenovo provides electronic documentation in accessible formats, such as properl tagged PDF files or
H perText Markup Language (HTML) files. Lenovo electronic documentation is developed to ensure that
visuall 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 visuall impaired users
can understand the image when the use a screen reader.
To open and view PDF files, our computer must have the Adobe Reader program installed. The Adobe
Reader program also is available for download at:
http://www.adobe.com
© Cop right Lenovo 2021 13

14 ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide

ppendix B. Trademarks
LENOVO, the LENOVO logo, THINKPAD®, and the THINKPAD logo are trademarks of Lenovo.
Thunderbolt is a trademark of Intel Corporation or its subsidiaries in the U.S. and/or other countries.
Microsoft and Windows are trademarks of the Microsoft group of companies.
Displa Port and VESA are trademarks of the Video Electronics Standards Association.
The terms HDMI and HDMI High-Definition Multimedia Interface are trademarks or registered trademarks of
HDMI Licensing LLC in the United States and other countries.
USB-C is a trademark of USB Implementers Forum.
All other trademarks are the propert of their respective owners. © 2021 Lenovo.
© Cop right Lenovo 2021 15

16 ThinkPad Universal Thunderbolt 4 Dock ThinkPad Thunderbolt 4 Workstation Dock User Guide