DOCK3X4KUSBC - Computer accessory ProXtend - Free user manual and instructions

Product Type	USB-C Triple 4K Docking Station
Brand	ProXtend
Model	DOCK3X4KUSBC
Upstream Port	USB3.2 Gen 1 Type-C (to computer)
Downstream Ports	5x USB3.2 Gen 1 Type-A (1 front with fast charging), 1x USB3.2 Gen 1 Type-C
Video Outputs	2x DisplayPort (4096x2160@60Hz), 1x HDMI (3840x2160@30Hz)
Ethernet	Gigabit RJ45
Audio	2.1 channel via headphone and microphone jacks
Power Adapter	20V/6.75A, 135W; PD charging up to 60W for laptop
Supported Operating Systems	Windows 10, Mac OS
Compliance	CE, FCC Class B
Housing Material	PC+ABS, Black
Operating Temperature	0°C to 40°C
Storage Temperature	-20°C to 70°C
Included Cable	USB-C cable, 100 cm
Package Contents	Dock, USB-C cable, power adapter
Driver Installation	Download from DisplayLink website
Special Features	Triple 4K display, 5K support with two DP, fast charging on front USB-A
Maintenance	Clean with a dry cloth. Avoid humidity and extreme temperatures.
Safety	Read user manual before use. Keep away from moisture. Unplug during storms.

Frequently Asked Questions - DOCK3X4KUSBC ProXtend

How do I install the drivers for the DOCK3X4KUSBC?

Go to DisplayLink.com/downloads, select your operating system, download the driver, and run the installer before connecting the dock to your computer.

Can I connect three 4K monitors simultaneously?

Yes, the dock supports triple 4K displays via two DisplayPort (up to 4096x2160@60Hz) and one HDMI (up to 3840x2160@30Hz).

Does the dock charge my laptop?

Yes, it supports Power Delivery (PD) charging up to 60W through the upstream USB-C port, compatible with many laptops.

Is this dock compatible with Mac computers?

Yes, it supports Mac OS in addition to Windows 10. Ensure you install the DisplayLink driver for Mac.

Why are my external monitors not detected?

First, verify that the DisplayLink driver is installed. Then check all cable connections, ensure the power adapter is plugged in, and try restarting your computer with the dock connected.

Which USB port supports fast charging?

The front USB3.2 Gen 1 Type-A port labeled 'Fast Charging' provides up to 5V/1.5A (estimated), suitable for charging smartphones and tablets quickly.

Does the dock have an audio output?

Yes, it includes a headphone jack and a microphone jack for 2.1 channel audio.

What is the maximum resolution supported?

DisplayPort supports 4K at 60Hz (4096x2160), HDMI supports 4K at 30Hz (3840x2160). With two DisplayPorts, you can achieve 5K resolution.

How do I reset or troubleshoot if the dock stops working?

Try a power cycle: unplug the power adapter from the dock and the USB-C cable from your computer, wait 30 seconds, then reconnect both.

What is the length of the included USB-C cable?

The package includes a 100 cm (approx. 3.3 feet) USB-C cable for connecting the dock to your computer.

USER MANUAL DOCK3X4KUSBC ProXtend

Front view of a gray electronic device with ports and buttons, labeled 'Manual' at bottom left (no other text or symbols visible)

User Manual

ProXtend

Safety Instructions

Always read the safety instructions carefully

• Keep this User Manual for future reference
• Keep this equipment away from humidity
• In any of the following situations, get the equipment checked by a service technician:
• The equipment has been exposed to moisture.
• The equipment has been dropped and damaged.
• The equipment has obvious sign of breakage.
• The equipment has not been working well or cannot get it to work according to the User Manual.

Copyright

This document contains proprietary information protected by copyright. All rights are reserved. No part of this manual may be reproduced by any mechanical, electronic or other means, in any form, without prior written permission of the manufacturer.

Trademarks

All trademarks and registered trademarks are the property of their respective owners or companies.

Introduction

Before attempting to connect, operate or adjust this product, please read the User Manual.

The USB-C Triple 4K Dock is designed for extra connectivity demands. With the USB-C Docking station, you can extend the connection of a computer to more USB peripherals, Ethernet network, speaker and microphone via the USB-C interface.

Adopting PD Charging technology, upstream charging function through USB-C interface, you can charge the docking station. With the built-in USB3.2 Gen 1 ports, the docking station enables you to enjoy the super speed data transmission between USB peripherals.

The docking station is equipped with three display video outputs. With triple Ultra HD display simultaneously, the docking station allows you to split up the content to triple display devices.

Features Package Contents

• Enabling Triple 4K display extension
• Upstream port

USB3.2 Gen 1 Type-C port x1

- Downstream port

USB3.2 Gen 1 Type-A ports (5V/0.9A) x4
USB3.2 Gen 1 Type-A port (Fast Charging) x1
USB3.2 Gen 1 Type-C port x1

• Supports audio 2.1 channel
• Supports Gigabit Ethernet
• Supports DisplayPort (4096 x 2160@60Hz)
• Supports 5K (connect to 2 DP displays simultaneously)
• Supports HDMI (3840x2160@30Hz)
• Supports PD Charging (for NB)

20/15/12/9/5V@3A, up to 60W

• USB-C Triple 4K Docking Station x1
• USB-C Cable (length: 100 cm) x1
• Power Adapter (20V/6.75A) x1

Supported Operating Systems:

Windows®10

Mac OS®10

Product Overview

FRONT

1. Power button Switch to power on /off
2. Power indicator LED shows blue when power on
3. USB connection indicator LED shows green when USB is connected
4. USB-C port Connect to USB-C device only
5. USB3.2 Gen 1 port (Type-A) Connect to the USB3.2 Gen 1 device. This port supports fast charging
6. Headphone jack Connect to a speaker or headphone
7. Microphone jack Connect to a microphone

Product Overview

REAR

1. Power jack Connect to power adapter
2. USB-C port Connect to the USB-C port of a computer
3. RJ45 port Connect to Ethernet
4. HDMI connector Connect to HDMI monitor
5. DP connector x 2 Connect to DP monitors
6. USB3.2 Gen 1 port x 4 (Type-A) Connect to USB devices

Product Overview

SIDE

1. K-lock Keyed laptop lock

Line drawing of a rectangular electronic device with a labeled component (no text or symbols on the device itself)

Driver Installation

Go to https://www.displaylink.com/downloads

On the download page choose your operation system and select the correct driver.

Click on download and save the file to your computer.

With the docking station unplugged run the file to install the driver on your system.

Connect the Docking Station to your computer after the driver installation is completed. For connection details, refer to the Connection chapter.

Connection

To connect the USB peripherals, Ethernet, speaker and microphone, follow the illustrations below to connect the corresponding connectors.

ENGLISH

Specifications

Connector Upstream US	B3.2 Gen 1 Type-C female connector x 1
	Video Output DP connector x 2
	Downstream USB3.2 Gen 1	Type-A female connector x 5(one front port supports fast charging)
		USB Type-C female connector
Power Power Mode Self-powered (Power adapter)
Video Display Mode Supported Extended Desktop (Default)
OS Supported Windows® 10
		Mac OS®
Physical Properties Housing PC+ABS (Plastic)
Color Black
Working Environment O	Operation Temperature 0°C - 40°C
	Storage Temperature	-20°C - 70°C
Compliance		CE, FCC

FCC Conditions

Regulatory Compliance

This equipment has been tested and found to comply with Part 15 Class B of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference. (2) This device must accept any interference received and include interference that may cause undesired operation.

FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment.

CE

This equipment is in compliance with the requirements of the following regulations: EN 55 022: CLASS B

WEEE Information

For EU (European Union) member users: According to the WEEE (Waste electrical and electronic equipment) Directive, do not dispose of this product as household waste or commercial waste. Waste electrical and electronic equipment should be appropriately collected and recycled as required by practices established for your country.