Lenovo V4400u Notebook - Manual (Page 37)

Chapter 5. Fn key combinations
The following table describes the functions of Fn key combinations.
Table 2. Function key combinations
Key combination Description
Fn+Esc Turns on or off the camera.
Fn+Space Enables or disables the keyboard light. (?)
Fn+F1 Puts the computer into sleep mode. To resume normal operation, press
the Fn key only.
Fn+F2 Enables the backlight feature of the computer screen. To disable the feature,
press Fn+F2.
Fn+F3 Switches between the computer display and an external monitor.
Note: You also can use the Windows+P combination to switch between the
computer display and an external monitor.
Fn+F5 Enables or disables the built-in wireless networking features.
Fn+F6 Enables or disables the touch pad function.
Fn+F8 Enables or disables the numeric keypad.
Fn+F9 Multimedia control: Play/Pause
Fn+F10 Multimedia control: Stop
Fn+F11 Multimedia control: Previous track or scene
Fn+F12 Multimedia control: Next track or scene
Fn+PgUp Has the same function as the ScrLk key on a conventional keyboard.
Fn+PrtSc Has the same function as the SysRq key on a conventional keyboard.
Fn+Home Has the same function as the Pause key on a conventional keyboard.
Fn+End Has the same function as the Break key on a conventional keyboard.
Fn+PgDn Has the same function as the Insert key on a conventional keyboard.
Fn + up/down arrow Increases or decreases the display brightness level.
Fn + left/right arrow Decreases or increases the sound volume.
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