Lenovo MT 2369 manual Fn key combinations, of keys are pressed, a list of wireless features is

Product overview

Fn key combinations

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

Key	Description
combination
Fn+F1	Reserved.
Fn+F2	Reserved.
Fn+F3	Standby mode
	Turn off the LCD display, leaving the screen
	blank. Hard disk drive spindown while CPU still
	works. To turn the LCD display on again, press
	any key or the TrackPoint stick.
Fn+F4	Sleep mode
	This function causes the system to enter a low
	power sleep state. The unit may remain in the
	Sleep state for an extended time. For ACPI
	systems the OS will determine which state the
	system will enter by user setting on the control
	panel.
Fn+F5	Wireless radio on/off switching
	Enable or disable the built-in wireless
	networking features ( the IEEE 802.11 standard)
	and the Bluetooth features. If this combination
	of keys are pressed, a list of wireless features is
	displayed in the Wireless Radio Control window.
	The user can quickly change the power state of
	each feature in the list.
Fn+F6	Reserved.
Fn+F7	Switch a display output location
	v External monitor (CRT display)
	v Computer display and external monitor (LCD
	+ CRT display)
	v Computer display (LCD)
	Note: For any operating system other than
	Windows 2000 or Windows XP, no additional
	procedure is needed; just press Fn+F7.
	Note:
	1. This function does not work when different
	desktop images are displayed on the
	computer display and the external monitor
	(the Extend desktop function).
	2. This function does not work while a DVD
	movie or a video clip is playing.
	3. For Windows 2000 or Windows XP, a hotkey
	application might take over the switching
	function.

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ThinkPad X40 series 59