User’s Guide

88 Troub l esh ootin g
Headset with Mic
(3.5 mm combo
jack) not working
with monitor mute
/ unmute button
Headset with Mic
(3.5 mm combo jack)
has no response
when pressing the
monitor mute /
unmute button while
using UC App
Use UC App Mic icon to mute / unmute
When press either
Volume down /
Vol ume up or Mute
button, LED not
blink
When press either
Volume down /
Volume up or Mute
button, LED not blink
when connected to
HDMI or DP only
Connect USB upstream (USB A to B)
cable
Camera or Mic not
working
Camera or Mic not
working when
connected to HDMI
or DP only
Connect USB upstream (USB A to B)
cable
Microphone not
working or not
detected
Microphone not
working or not
detected 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, download the latest
Audio Driver version for your
computer or notebook
Unplug the 2-ring headphone from
the headphone jack. Plug in a 3-ring
headphone, or use the built-in
microphone
Unplug the 2-ring microphone from
the headphone jack as this is not
supported. Use the built-in
microphone instead