106
| Troubleshooting
Problem
What you
experience
Possible solutions
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
Type-C cable and power cord of the monitor.
Then, power on the computer, plug in the
monitor power cord and Type-C cable.
Monitor
buttons (Mute
/ Volume down
/ Volume up /
Hookswitch)
not working
with Microsoft
Teams
®
App
Monitor
buttons (Mute
/ Volume down
/ Volume up /
Hookswitch)
not working
on Microsoft
Teams
®
App
with Chrome OS
/ Ubuntu
Use Microsoft Teams
®
App to perform the below
tasks:
• Call Icon to accept / hang up call
• Volume down / Volume up adjustment
• Mic mute / unmute
• Video on / off
Video recording
not working
Video recording
App not working
with Win 7
• Windows 7 not support
• Switch to Windows 10 / Windows 11
Headset with
Mic (3.5mm
combo jack) not
working with
monitor mute /
unmute button
Headset with
Mic (3.5mm
combo jack) not
working with
monitor mute /
unmute button
• Use UC App (e.g. Microsoft Teams, Skype
for Business, Zoom, etc.) Mic Icon to mute /
unmute