User Manual

Troubleshooting | 111
Problem What you
experience
Possible solutions
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
• Camera on / o
Video recording
not working
Video recording
App not working
with Win 7
• Windows 7 not support
• Switch to Windows 10
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
when camera
module is pop in
(retracted)
• Use UC App (e.g. Microsoft Teams, Skype
for Business, Zoom, etc.) Mic Icon to mute /
unmute
When press
either Volume
down / Volume
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 A – B cable
Camera or Mic
not working
Camera or Mic
not working
when connected
to HDMI or DP
only
Connect USB A – B cable