User’s Guide

Troub l e sh o ot i ng 77
No network
connection
Network dropped or
intermittent
Do not turn Off the monitor during
network connection.
The LAN port is
not functioning
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/firewall.
Check the status LED of the Ethernet
cable to confirm connectivity. Re-
connect both ends of the Ethernet
cable if the LED is not lit.
First power off the computer and
unplug the USB Type-C cable and
the power cord from the monitor.
Then, power on the computer and
plug the power cord and the USB
Type-C cable into the monitor.