Dell U2722D User Manual

78 | Operating the Monitor
To Unlock the Button(s).
Press the left directional navigation of Joystick for four seconds until a menu appears
on the screen. The following table describes the options to unlock the front-panel
control buttons.
Select Option:
Options Description
1
Menu Button Unlock
Use this option to unlock OSD menu function.
2
Power Button Unlock
Use this option to unlock power button to turn off
the monitor.
3
Menu and Power Button
Unlock
Use this option to unlock OSD menu and power
button to turn off the monitor.

Dell U2722D Specifications

General

Screen Size	27 inches
Resolution	2560 x 1440 (QHD)
Panel Type	IPS
Refresh Rate	60 Hz
Aspect Ratio	16:9
Brightness	350 cd/m²
Contrast Ratio	1000:1
Color Support	1.07 billion colors
Color Gamut	99% sRGB, 95% DCI-P3
Stand Adjustments	Height, Tilt, Swivel, Pivot
VESA Mount	100 x 100 mm
Response Time	5 ms (GTG)
Connectivity	1 x HDMI, 1 x DisplayPort, 1 x USB-C, 4 x USB 3.2
Viewing Angle	178° (horizontal), 178° (vertical)