Dell C2722DE 27" 16:9 IPS Video Conferencing Monitor - Manual (Page 85)

Operating the monitor | 85
If either USB Type-C / DP / HDMI input is selected and the corresponding cable is not
connected, a floating dialog box as shown below appears.
No DP Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/C24/27/3422XE
or
No USB-C Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/C24/27/3422XE
or
No HDMI Cable
The display will go into Standby Mode in 4 minutes.
www.dell.com/C24/27/3422XE
When the webcam module pop out , the the following message will appear:
Webcam + Mic: Enable
When the webcam module pop in (retracted), the following message will appear:
Webcam + Mic: Disabled