Dell P2722HE 27" 16:9 USB Type-C IPS Monitor - Manual (Page 78)

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Troubleshooting
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.