For more information, see Dell Knowledge Base article Dell BIOS Updates.
Auto Input Only - The keyboard illuminates when the internal keyboard, touchpad, or pointstick is used.Įnsure that the BIOS is updated to the latest version.To set the Ambient Light Sensor to Enable, perform the following steps:Ĭlick the + sign next to Video in the System Configuration menu. When using this setting, the Ambient Light Sensor has to be set to Enable in the BIOS. Auto ALS and Input - The keyboard automatically illuminates in dim lighting conditions when the internal keyboard, touchpad, or pointstick is used.Disabled or Off - The keyboard illumination is off.On an older version of the BIOS, the options may be:
When enabled, you can use the brightness level keys on the keyboard to set the brightness level. Note: There may be another option listed under Keyboard Illumination in the System Configuration menu, Keyboard Backlight with AC.