Lenovo IdeaPad U455 User Manual page 33

The following describes the features of each function key.
Fn + Esc:
Fn + F1:
Fn + F2:
Fn + F3:
Fn + F4:
Fn + F5:
Fn + F6:
Fn + F8:
Fn + F9:
Fn + F10:
Fn + F11:
Fn + F12:
Fn + PrtSc:
/ :
Fn +
/
Fn + :
Chapter 2. Learning the basics
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 (on/off).
Enable/Disable the touchpad.
Enable/Disable the numeric keypad.
Activate the pause function.
Activate the break function.
Enable/Disable the Scroll Lock.
Activate the insert function.
Activate the system request.
Increase/Decrease display brightness.
Decrease/Increase volume level.
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