Lenovo ThinkPad Universal Thunderbolt 4 Dock User manual

Universal Thunderbolt 4 Dock User Guide

https://www.lenovo.com/safety
Note: Before usin this documentation and the product it supports, ensure that you read and understand
the warranty information in the documentation that comes with the product.
First Edition (March 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. A out the dock . . . . . . . 1
In the box . . . . . . . . . . . . . . . . . . 1
Product overview . . . . . . . . . . . . . . . 2
Chapter 2. Set up the dock . . . . . . . 5
Install the dock . . . . . . . . . . . . . . . . 5
Update the dock driver and firmware . . . . . . . 5
Install Lenovo Dock Mana er . . . . . . . . . . 5
Chapter 3. Use the dock. . . . . . . . . 7
Use the video output connectors . . . . . . . . . 7
Use the Ethernet connector . . . . . . . . . . . 7
Chapter 4. Trou leshooting . . . . . . . 9
Appendix A. Accessi ility
information . . . . . . . . . . . . . . . 11
Appendix B. Trademarks . . . . . . . 13
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ii Universal Thunderbolt 4 Dock User Guide

Chapter 1. A out the dock
Thanks for usin ThinkPad Universal Thunderbolt 4 Dock.
ThinkPad Universal Thunderbolt 4 Dock is an enhanced universal compatible module to help you expand
your computer with automated and silent updates. You can use it to connect your computer (Microsoft®
Windows® 10 only) to a local area network (LAN) and multiple devices, such as a headset, external displays,
and Universal Serial Bus (USB) devices.
To view the compatible computers,
1. Go to https://support.lenovo.com/us/en/solutions/accs- uide.
2. Select ThinkPad, ThinkCentre, ThinkStation, Ideapad and Ideacentre Option Compati ility Matrix.
Then follow the on-screen instructions.
In the ox
• ThinkPad Universal Thunderbolt 4 Dock
• 135 W power adapter and power cord
• Thunderbolt 4 cable
• Documentation
Contact your place of purchase if any item is missin or dama ed. Ensure that you retain your proof of
purchase and packin material. They mi ht be required to receive warranty service.
© Copyri ht Lenovo 2021 1

Product overview
Power connector
Connect to ac power with the accompanyin ac power adapter and power cord.
Thunder olt™ 4 connector (for connecting computer)
Connect to your computer with the accompanyin Thunderbolt 4 cable.
Thunder olt 4 connector
Connect a compatible device to
• Transfer data.
• Char e with the output volta e and current of up to 5 V and 3 A.
• Connect an external display with a Thunderbolt cable or USB-C cable.
Note: Do not connect your computer to this connector.
DisplayPort® connectors
Connect to external displays with DisplayPort cables.
USB 3.2 connector Gen 2
Connect a compatible device to transfer data.
Ethernet connector
Connect to a LAN with an Ethernet cable.
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Always On USB 3.2 connector Gen 2
Connect a compatible device to
• Transfer data.
• Char e with the output volta e and current of up to 5 V and 2.4 A.
HDMI™ connector
Connect to an external display with a Hi h-Definition Multimedia Interface (HDMI) cable.
Power utton
Press to turn off or turn on the dock.
Security-lock slot
Support cable locks that conform to the Kensin ton / Lenovo NanoSaver lock standards (usin
Cleat lockin technolo y).
Security-lock slot
Support cable locks that conform to the Kensin ton / Lenovo MicroSaver lock standards (usin T-
bar lockin technolo y) or MiniSaver lock standards (usin Cleat lockin technolo y).
VESA mount holes
Mount to wall or monitor stand with VESA mount screws (M4 x 10 mm x 2 pcs).
Audio connector
Connect a headset or headphones with 3.5 mm plu .
Statement on USB transfer rate
Dependin on many factors such as the processin capability of the host and peripheral devices, file
attributes, and other factors related to system confi uration and operatin environments, the actual transfer
rate usin the various USB connectors on this device will vary and will be slower than the data rate listed
below for each correspondin device.
USB device Data rate (G it/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 utton Indication
When the dock is connected to ac power but not your computer, this indicator shows the dock status:
LED status Dock status
Amber On
Off Off
Chapter 1.About the dock 3

When the dock is connected to both your computer and ac power, this indicator shows the computer status:
LED status Computer status
Solid white On
Blinkin white slowly (1 second on/off) In sleep mode
Off Off or in hibernation mode
When the dock is updatin firmware, this indicator shows the update status:
LED status Firmware update status
Blinkin white rapidly (0.5 second on/off) Updatin
Off Completed
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Chapter 2. Set up the dock
Install the dock
Use the accompanyin ac power adapter, power cord, and thunderbolt 4 cable to install the dock. The dock
supplies power to the computer when the dock is connected to ac power and your computer.
Update the dock driver and firmware
The dock driver and firmware are preinstalled on compatible computers. The dock is ready for use after you
connect it to your computer and ac power.
It is recommended that you 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 entry 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 you restart your computer. The firmware update takes effect when
you reconnect the dock to your computer.
Install Lenovo Dock Manager
Lenovo Dock Mana er is desi ned to provide silent firmware update and device information query.
To download Lenovo Dock Mana er, o to https://support.lenovo.com/us/en/solutions/ht037099.
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6Universal Thunderbolt 4 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 displays:
• One Thunderbolt 4 connector (support DisplayPort 1.4 and Thunderbolt 4)
• Two DisplayPort connectors (support DisplayPort 1.4)
• One HDMI connector (supports HDMI 2.1)
Supported resolutions
Dependin on the USB-C connector or Thunderbolt connector on your computer, the dock supports the
followin display resolutions:
• One video output connector: up to 7680 x 4320 pixels / 30 Hz (HDMI only)
• Two video output connectors: up to 7680 x 4320 pixels / 30 Hz (HDMI only) and 5120 x 2880 pixels / 60
Hz (Thunderbolt 4 only)
• 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 display matrix, o to https://www.lenovo.com/support/docks and select the entry for the
dock.
Configure the external displays
You can confi ure the external displays connected to your dock:
• Set the display mode: extend, mirror or duplicate, or sin le display.
• Set the orientation, bri htness, resolution, color, and more.
To confi ure the external displays:
1. Ri ht-click a blank area on the desktop and select Display settings.
2. Select the display that you want to confi ure.
3. Confi ure display settin s of your preference.
For more information, see the Windows help information.
Use the Ethernet connector
You can use the Ethernet connector on the dock to connect your 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 reen indicator is on, the computer is
connected to a LAN. When the yellow indicator blinks, data is bein transmitted.
Dependin on your computer, some of the followin functions are available when the dock is connected to a
LAN.
• Preboot eXecution Environment
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• MAC address Pass Throu h
• Wake on LAN
• vPro
To view the functions supported by your computer, o to https://support.lenovo.com/us/en/solutions/accs-
uide. Select Network function support – Option Compati ility Matrix. Then follow the on-screen
instructions.
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Chapter 4. Trou leshooting
General
1. The dock does not work after connected to my computer.
Ensure that:
• You use the accompanyin ac power adapter, power cord, and Thunderbolt 4 cable.
• The dock is powered by its power adapter. The dock always needs the power adapter for operation.
• The dock driver is installed on your computer.
• The USB-C connector or Thunderbolt connector on your computer works well.
2. The function of wireless key oard or mouse (2.4 GHz) is interrupted. The mouse pointer lags or
does not move. Some characters are lost when I input y the key oard.
Connect the wireless device receiver to one of the followin connectors on the dock:
• USB 3.2 connector Gen 2 on the front panel
• Ri ht-most USB 3.2 connector Gen 2 on the rear panel
3. The mouse and key oard cannot wake up my computer when connected to the Always On USB
3.2 connector Gen 2 on the dock.
Connect the mouse or keyboard to another USB connector on the dock.
4. The charging speed for my device, such as a smartphone, is slow.
Connect your device to an Always On USB 3.2 connector Gen 2 on the dock.
5. My computer cannot e charged y the dock.
Ensure that you use the accompanyin ac power adapter, power cord, and Thunderbolt 4 cable to set
up the dock.
Video output
1. The external display is lank.
Ensure that:
• The external display is connected to ac power and turned on.
• Your computer is runnin correctly and not in standby or hibernation mode. When the computer is in
standby or hibernation mode, the external monitor display is always blank.
• The dock is securely connected to ac power, computer, and external display.
• The dock driver is installed on your 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 pa e 5.
2. The external DisplayPort or HDMI display has no display after I connect a Thunder olt display to
the dock.
a. Disconnect all external displays from the dock.
b. Connect the DisplayPort or HDMI display to the dock.
c. Connect the Thunderbolt display.
3. The images on the external display flutter.
Ensure that the display cable is securely connected to the dock.
Disconnect and reconnect the display cable.
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4. The computer can play ack flash content. However, when I drag the window to the external
display and maximize the window, the play ack stops.
Update your Adobe Flash Player pro ram to the latest version.
Audio 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. Ri ht-click the speaker icon in the Windows notification area and select Play ack devices. The Sound
window is displayed.
2. On the Play ack 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 mi ht need to restart the application that is usin the audio device to apply the chan es.
10 Universal Thunderbolt 4 Dock User Guide

Appendix A. Accessi ility information
Documentation in accessi le formats
Lenovo provides electronic documentation in accessible formats, such as properly ta ed PDF files or
HyperText Markup Lan ua e (HTML) files. Lenovo electronic documentation is developed to ensure that
visually impaired users can read the documentation throu h a screen reader. Each ima e in the
documentation also includes adequate alternative text to explain the ima e so that visually impaired users
can understand the ima e when they use a screen reader.
To open and view PDF files, your computer must have the Adobe Reader pro ram installed. The Adobe
Reader pro ram also is available for download at:
http://www.adobe.com
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12 Universal Thunderbolt 4 Dock User Guide

Appendix B. Trademarks
LENOVO, the LENOVO lo o, THINKPAD®, and the THINKPAD lo o 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 roup of companies.
DisplayPort and VESA are trademarks of the Video Electronics Standards Association.
The terms HDMI and HDMI Hi h-Definition Multimedia Interface are trademarks or re istered trademarks of
HDMI Licensin LLC in the United States and other countries.
USB-C is a trademark of USB Implementers Forum.
All other trademarks are the property of their respective owners. © 2021 Lenovo.
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14 Universal Thunderbolt 4 Dock User Guide

Part Number: SP40M56903
Printed in China
(1P) P/N: SP40M56903
*1PSP40M56903*