Users Guide

112 | Troubleshooting
Problem What you
experience
Possible solutions
Ethernet port
(RJ45) cannot
connect to
internet
Ethernet port
(RJ45) cannot
connect to
internet on Win
10
Change the LAN Controller Power Saving from
Enable to Disable
Microphone not
working or not
detect
Microphone not
working or not
detect on the
Voice recorder
App with Intel
Gen 11th CPU
(Tiger Lake)
platform
• Disable Intel Smart Sound Technology for USB
Audio driver in the Device Manager and re-boot
the PC
• Alternatively, you may choose to download
the C2422HE/C2722DE/C3422WE Monitor
rmware version M2T104/M3T104/M2T104
respectively or higher. Go to
https://www.dell.com/support
No sound can
be heard from
recorded video
No sound can
be heard from
recorded video
with Intel Gen
11th CPU (Tiger
Lake) platform
• Disable Intel Smart Sound Technology for USB
Audio driver in the Device Manager and re-boot
the PC
• Alternatively, you may choose to download
the C2422HE/C2722DE/C3422WE Monitor
rmware version M2T104/M3T104/M2T104
respectively or higher. Go to
https://www.dell.com/support
When press
either Volume
down/ Volume
up, OSD volume
bar response is
lagging/delayed
When press
either Volume
down/ Volume
up, OSD volume
bar response is
lagging/delayed
with monitor
connected to
Intel Gen 11th
CPU (Tiger
Lake) platform
• Disable Intel Smart Sound Technology for USB
Audio driver in the Device Manager and re-boot
the PC
• Alternatively, you may choose to download
the C2422HE/C2722DE/C3422WE Monitor
rmware version M2T104/M3T104/M2T104
respectively or higher. Go to
https://www.dell.com/support