1 Power button
Press to turn on the computer if it is turned off or in
Sleep state.
Press to put the computer in Sleep state if it is turned on.
Press and hold for 10 seconds to force shut‑down the
computer.
NOTE: You can customize the power‑button
behaviour in Power Options. For more information,
see Me and My Dell at dell.com/support.
2 Brightness-control buttons (2)
Press to increase or decrease the brightness of
the screen.
3 Screen off/Menu button
Press to turn off the screen. Press again to turn on the
screen.
Press to launch the On Screen Display (OSD) menu
when HDMI cable is connected to the computer.
4 Input source select/Exit button
Press to select the input source.
Press to exit the On Screen Display (OSD) menu when
HDMI cable is connected to the computer.
5 VESA mount
Mount the computer on the wall using a
VESA‑compatible wall mounting kit.
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