Vostro 5401 Setup and specifications guide

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Keyboard

Table 1. KeyboardThe table describes the keyboard options.
Option	Description
Numlock Enable	Allows you to enable or disable Numlock function when the system boots. Enable Numlock This option is enabled by default.
Fn Lock Options	Allows you to change the function key settings. Fn Lock Mode This option is enabled by default. The options are: Lock Mode Standard Lock Mode Secondary- This option is enabled by default.
Keyboard Illumination	Allows you to set keyboard illumination settings using hotkeys <Fn>+<F5> during normal system operation. The options are: Disabled Dim Bright- This option is enabled by default. NOTE The keyboard illumination brightness is set at 100%.
Keyboard Backlight Timeout on AC	This feature defines the timeout value for the keyboard backlight when an AC adapter is plugged in the system. The options are: 5 seconds 10 seconds - This option is enabled by default. 15 seconds 30 seconds 1 minute 5 minutes 15 minutes Never NOTE If Never is selected, the backlight stays on always when the system has AC adapter plugged in.
Keyboard Backlight Timeout on Battery	This feature defines the timeout value for the keyboard backlight when the system is running only on battery power. The options are: 5 seconds 10 seconds - This option is enabled by default. 15 seconds 30 seconds 1 minute 5 minutes 15 minutes Never NOTE If Never is selected, the backlight stays on always when the system is running on battery power.