Dell E2723 - Use the Front-Panel Control Button to Lock the Button(S)

36 │ Operating your monitor
Use the front-panel control button to lock the button(s).
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1. Press and hold Button 4 for four seconds, a menu appears on the screen.
Dell 27 Monitor
Select option:
+
2. Select one of the following options:
Control Buttons Description
1
Menu Buttons lock
Select this option to lock OSD menu function.
2
Power Button lock
Use this option to lock power button. This will
prevent the user to turn off the monitor using
the power button.
3
+
Menu and Power
Buttons lock
Use this option to lock OSD menu and power
button to turn off the monitor.