Chapter 6. Function keysThe following table describes the functions of function keys and key combinations.Table 8. Function keysFunction key and keycombinationDescriptionMutes or unmutes the speakers.If you mute the sound and turn off your computer, the sound will remain muted whenyou turn on your computer again. To turn on the sound, press F2 or F3.Decreases the speaker volume.Increases the speaker volume.Mutes or unmutes the microphones.Darkens the display.Brightens the display.Switches the display output location between the computer display and an externalmonitor.Enables or disables the wireless features.Opens the Settings charm.Opens the Search charm.Views the programs that you have opened.Views all the programs.+ Press Fn+Esc to enable or disable the Fn Lock function and switch between defaultmode and legacy mode of using the function keys.• When the Fn Lock function is disabled: The Fn Lock indicator is off. To initiate thespecial function of each function key, press the corresponding function key directly.To input F1- F12, press the Fn key and the corresponding function key.• When the Fn Lock function is enabled: The Fn Lock indicator turns on. To input F1-F12, press the corresponding function key directly. To initiate the special function ofeach function key, press the Fn key and the corresponding function key.+ Controls the keyboard backlight.There are three modes for the keyboard backlight: Off, Low, and High. PressFn+Spacebar to change the modes of the keyboard backlight.Fn+B Has the same function as the Break key on a conventional keyboard.Fn+P Has the same function as the Pause key on a conventional keyboard.Fn+S Has the same function as the SysRq key on a conventional keyboard.Fn+K Has the same function as the ScrLK key on a conventional keyboard.© Copyright Lenovo 2013 43