Dell C2722DE 27" 16:9 IPS Video Conferencing Monitor - Manual (Page 111)

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 / off
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