Users Guide

Table Of Contents
Troubleshooting | 97
Problem What You
Experience
Possible Solutions
The LAN port is
not functioning
(U2722DE only)
OS setting
or cable
connection
issue
Ensure that the latest BIOS and drivers for your
computer are installed on your computer.
Ensure that the RealTek Gigabit Ethernet
Controller is installed in the Windows Device
Manager.
If your BIOS Setup has a LAN/GBE Enabled/
Disabled option, make sure it is set to Enabled.
Ensure that the Ethernet cable is connected
securely on the monitor and the hub/router/
rewall.
Check the status LED of the Ethernet cable to
conrm connectivity. Re-connect both ends of
the Ethernet cable if the LED is not lit.
First power o the Computer and unplug the
Type-C cable and power cord of the monitor.
Then, power on the computer, plug in the
monitor power cord and Type-C cable.