DELL S2722DZ (210-BBSK) - Инструкция по эксплуатации - Страница 73

Troubleshooting

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73

Problem

What you 
experience

Possible solutions

Microphone not 
working or not 
detected

Microphone not 
working or not 
detected

• 

Ensure that the USB-C upstream cable is 
connected between the monitor and the 
computer or notebook.

• 

Select “Echo Cancelling Speakerphone 
(S2422HZ or S2722DZ) from Windows sound 
settings. Ensure that the monitor’s microphone 
is selected and enabled or unmuted on the 
setting in VoIP or UC application.

MAC MINI issue MAC MINI issue

• 

The USB hub of the DUT cannot be detected 
by specific systems (Apple M1) when 
connecting DUT to the system through USB-C 
cable and then restarting the system.

• 

Unplug or plug USB-C cable can recover.

Webcam is not 
detected

Webcam is not 
detected in the 
Windows Device 
Manager

• Ensure that the webcam module is popped up.
• Ensure that the USB-C upstream cable is 

connected between the monitor and the 
computer or notebook.

• Reconnect the USB-C upstream cable to the 

computer or laptop.

Webcam cannot 
connect or be 
disconnected

Cannot find 
camera in 
monitor or 
cannot change 
back to the 
computer 
camera

• Restore factory settings. Connect the power 

cord again.

• Turn on the camera again.

Webcam blurry 
image

Webcam blurry 
image

Remove protection film on the camera lens.

Webcam image 
flicker

Webcam image 
flicker

Switch Flicker reduction rate from 60 Hz to 50 
Hz in app.

Webcam poor 
resolution

Webcam poor 
resolution

Set image resolution in app.Max: 5MP (2560 x 
1920)

Webcam image 
looks over-
exposed

Webcam image 
looks over-
exposed

• Turn on the camera again. Adjust the 

background environment.

• 

Increase ambient light > 20lux