Lenovo E30, E31, EDGE 13 manual Special keys

Chapter 6. Special keys

This computer has several special keys at the upper row of the keyboard. To use each function, directly press the desired key.

Note: To use F1 - F12 functions, press Fn and the desired function key simultaneously; this is the default setting.

The following table shows the function of each special key.

Table 7. Fn key combinations

Special key	Description
Speaker mute (F1)	If you mute the sound and then turn off the computer, the sound will remain muted when you
	turn on the computer again. To turn on the sound, press the Speaker volume up or Speaker
	volume down keys.
Speaker volume
down (F2)
Speaker volume up
(F3)
Microphone mute	When you press the microphone mute key, all of the recording devices are set on mute or
(F4)	unmute; this is the default setting.
Camera mute (F5)	During a video conference, you can control the video streaming from the integrated camera by
	pressing this key. The video output will be grayed out, and the audio streaming will continue.
Switching a display	For Windows 7:
output location (F6)	Switch between the computer display and an external monitor. Windows will show these
	display options:
	• Computer display only (LCD)
	• Computer display and external monitor (same image)
	• Computer display and external monitor (extended desktop function)
	• External monitor only
	Note: To switch between the computer display and an external monitor, the Win+P key
	combination is also available.
Display brightness	The computer display becomes dimmer.
down (F7)	The purpose of this method is to change the brightness level temporarily. To change the
	default brightness level, change the settings of the Power Option in the Control Panel or
	use the Power Manager.

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