Lenovo B450 User Manual page 31

The following describes the features of each function key.
Fn + Esc:
Fn + F1:
Fn + F2:
Fn + F3:
Fn + F5:
Fn + F8:
Fn + F9:
Fn + F10:
Fn + F11:
Fn + F12:
Fn + PrtSc:
Fn + Pause:
Fn + Insert:
Fn + Delete:
Fn + ↑/↓:
Fn + ←/→:
Chapter 2. Learning the basics
Turn on/off the integrated camera (specific
models only).
Enter sleep mode.
Turn on/off the backlight for the LCD screen.
Shift to other connected display devices.
Open the interface for integrated wireless devices
settings (enable/disable) (specific models only).
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.
Activate the break function.
Enable/Disable the numeric keypad.
Enable/Disable the Scroll Lock.
Increase/Decrease display brightness.
Decrease/Increase volume level.
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