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Dell S2421NX User Manual

Dell S2421NX
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Operating the monitor | 33
Using the OSD lock function
You can lock the front-panel control buttons to prevent access to the OSD menu and/
or power button.
Use the Lock menu to lock the button(s).
1. Select one of the following options.
Dell 24/27 Monitor
Input Source
Color
Personalize
Display
Menu
Others
Brightness/Contrast
Power Button
Language
Transparency
Timer
Menu + Power Buttons
Disable
Lock
Reset Menu
Menu Buttons
2. The following message appears.
Dell 24/27 Monitor
Are you sure you want to lock the Menu Buttons?
To unlock the Buttons, refer to the User’s Guide.
Yes No
S2421HN/S2421NX/S2721HN/S2721NX
3. Select Yes to lock the buttons. Once locked, pressing any control button will
display the lock icon
Use the front-panel control button to lock the button(s).
3 4 51 2

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Dell S2421NX Specifications

General IconGeneral
Screen Size23.8 inches
Resolution1920 x 1080 (Full HD)
Panel TypeIPS
Refresh Rate75 Hz
Aspect Ratio16:9
Brightness250 cd/m²
Contrast Ratio1000:1
Connectivity1 x HDMI 1.4, 1 x VGA
Color Support16.7 million colors
Response Time4 ms (gray to gray)
Viewing Angle178°
FeaturesAnti-glare
VESA Mount100 x 100 mm

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