Dell S2421H User Manual page 31

The following table describes the front panel buttons:
Front-Panel Button
1
Shortcut key:
Preset Modes
2
Shortcut key:
Volume
3
Menu
4
Exit
5
Power Button
(with power-status light)
Description
Use this button to choose from a list of preset
color modes.
Use this button to adjust the volume of the built-in
speakers.
Use this menu button to launch the on-screen
display (OSD) and select the OSD menu.
See Accessing the menu
Use this button to go back to the main menu or exit
the OSD main menu.
To turn the monitor on or off.
Solid white light indicates the monitor is turned
on and functioning normally. Blinking white light
indicates the monitor is in Standby Mode.
Operating the monitor
system.
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