Lenovo 2355AK4, T430SI Both, Display, ThinkPad LCD, Digital on Thinkpad is, Digital 1 on dock

Table 5. Config menu items (continued)

Menu item	Submenu item	Value		Comments
	Fn and Ctrl Key swap	•	Disabled	If you select Enabled, the
		•	Enabled	Fn key works as the Ctrl
				key, and the Ctrl key works
				as the Fn key.
				Note: Even when Enabled
				is selected, you need to
				press the Fn key to resume
				the computer from sleep
				mode to normal operation.
	Fn Key Lock	•	Disabled	If you select Enabled, you
		•	Enabled	can press the Fn key to keep
				it in a pressed condition,
				and then press the desired
				function key. The action is
				equivalent to pressing the
				required key and the Fn key
				simultaneously. If you press
				the Fn key twice, the state
				is locked until you press the
				Fn key again.
	Keyboard Illumination	•	ThinkLight Only	Enable the ThinkLight
	Control	•	Keyboard backlight Only	light feature, the keyboard
				backlight feature, or both.
		•	Both
				After you make a selection,
				you can activate the
				corresponding feature(s) by
				pressing Fn+Space.
Display	Boot Display Device	•	ThinkPad LCD	Select the display device
		•	Analog (VGA)	that is to be activated at
				boot time. This selection
		•	Digital on ThinkPad
				is effective for boot time,
		•	Digital 1 on dock	password prompt, and
		• Digital 2 on dock		ThinkPad Setup.
				Digital on Thinkpad is the
				Mini DisplayPort on your
				computer.
				Digital 1 on dock and
				Digital 2 on dock
				are DisplayPort or DVI
				connector on a docking
				station.
	Graphics Device	•	Integrated Graphics	Integrated Graphics will
		•	Discrete Graphics	achieve longer battery
				life, and Discrete Graphics
		•	NVIDIA Optimus
				enhances performance.
				NVIDIA Optimus runs as
				Integrated Graphics mode
				and Discrete Graphics is
				enabled on demand.
				Note: NVIDIA Optimus
				mode should be selected

118User Guide