Lenovo IdeaPad U550 User Manual page 34

Chapter 2. Learning the basics
The following describes the features of each function key.
Fn + Esc:
Fn + F1:
Fn + F2:
Fn + F3:
Fn + F4:
Fn + F5:
Fn + F6:
Fn + F9:
Fn + F10:
Fn + F11:
Fn + F12:
Fn + PrtSc:
Fn + Insert:
Fn + Home:
Fn + End:
/ :
Fn +
/
Fn + :
20
Turn on/off the integrated camera.
Enter sleep mode.
Turn on/off the LCD screen.
Shift to other connected display devices.
Open the interface for display resolution settings.
Open the interface for integrated wireless devices
settings (enable/disable).
Enable/Disable the touchpad.
Start/Pause playback of Windows Media Player.
Stop playback of Windows Media Player.
Skip to the previous track.
Skip to the next track.
Activate the system request.
Enable/Disable the scroll lock.
Activate the pause function.
Activate the break function.
Increase/Decrease display brightness.
Decrease/Increase volume level.