Changing The Keyboard Backlight Color - Dell Latitude 5424 Rugged Owner's Manual

3 Green
4 Blue
Alternatively, the system can be configured with two additional custom colors in the System Setup (BIOS).
Turning the keyboard backlight on/off or adjusting brightness
To turn the backlight on/off or adjust the backlight brightness settings:
1 To initialize the keyboard backlight switch, press Fn+F10 (the Fn key is not needed if function key Fn lock is enabled).
2 The first use of the preceding key combination turns on the backlight to its lowest setting.
3 Repeated pressing of the key combinations cycles the brightness settings through 25 percent, 50 percent, 75 percent and
100 percent.
4 Cycle through the key combination to either adjust the brightness or turn off the keyboard backlight.

Changing the keyboard backlight color

To change the keyboard backlight color:
1 To cycle through the available backlight colors press Fn+C keys .
2 White, Red, Green and Blue are active by default; up to two custom colors can be added to the cycle in the System Setup (BIOS).
Customizing the backlit keyboard in System Setup (BIOS)
1 Turn off the computer.
2 Turn on the computer and when the Dell logo appears, press the F2 key repeatedly to bring up the System Setup menu.
3 Under System Configuration menu, select RGB Keyboard Backlight.
You can enable/disable the standard colors (White, Red, Green and Blue).
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