Lenovo 2808DKU, 28155YU, 28155XU manual Fn key combinations, Key combination, Description, Notes

Fn key combinations

The following table shows the function of each combination of Fn with a function key.

Table 9. Fn key combinations

Key combination	Description
Fn+F1	Reserved.
Fn+F2	Lock the computer.
Fn+F3	Select a power scheme that has been created by Power Manager. When
	you press this combination, a panel for selecting a power scheme
	appears.

	Notes:
	1.	To use the Fn+F3 key combination, you must have the ThinkPad
		PM device driver installed on the computer.
	2.	If you have logged on with an administrator user ID, and you press
		Fn+F3, the panel for selecting a power scheme appears. If you have
		logged on with another user ID, and you press Fn+F3, the panel
		does not appear.
	3.	You cannot turn off the computer display by pressing Fn+F3.
Fn+F4	Put the computer in standby mode. To return to normal operation,
	press the Fn key only, without pressing a function key.

	Notes:
	1. To use the Fn+F4 key combination, you must have the ThinkPad
		PM device driver installed on the computer.
	2. This combination of keys also functions as a sleep button. If you
		want to use the combination to put the computer into hibernation
		mode or shut the computer down, change the settings in the Power
		Manager.
Fn+F5	Enable or disable the built-in wireless networking features and the
	Bluetooth features. If you press Fn+F5, a list of wireless features is
	displayed. You can quickly change the power state of each feature in
	the list.
	Note: If you want to use Fn+F5 to enable the feature specified in IEEE
	standard 802.11, the following device drivers must be installed on the
	computer beforehand:
	v	ThinkPad Power Management driver
	v	OnScreen Display Utility
	v	Wireless device drivers
Fn+F6	Change the camera settings and the setting of the microphone mute
	button. When you press Fn+F6, the camera setting window is opened.
	Note: For Window XP models, the setting of the microphone mute
	button cannot be changed.

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