Lenovo K4450 Laptop User Guide - Lenovo K4450 and K4450A - Page 25

The following is a brief introduction to the function key combinations. Configuring Keyboard light (Fn + Esc) • Windows 7: Press Fn + Esc to open the camera and audio settings window. The camera preview is turned on. Then, you can change the camera and audio settings as desired. • Windows 8.1: Press Fn + Esc to enable or disable the camera. Power conservation (Fn + F1) Puts your computer into sleep mode. Display backlight feature (Fn + F2) Enables or disables the display backlight feature. Switching the display output location (Fn + F3) Switches between the computer display and an external monitor. The following options will be displayed: • PC screen only • Duplicate • Extend • Second screen only Note: You can also press the Windows key + P combination to switch between the computer display and an external monitor. Configuring camera settings (Fn + F4) • Windows 7: Press Fn + F4 to open the camera and audio settings window. The camera preview is turned on. Change the camera and audio settings as desired. • Windows 8.1: Press Fn + F4 to enable or disable the camera. Wireless radio control (Fn + F5) Enables or disables the built-in wireless networking features. Muting/Unmuting volume (Fn + F6) Cuts off or turns on the volume. Enabling/Disabling built-in microphone (Fn + F7) Enables or disables the built-in microphone. Touch pad control (Fn + F8) Enables or disables the touch pad function. Multimedia controls • Fn + F9: Play or Pause • Fn + F10: Stop • Fn + F11: Previous track or scene • Fn + F12: Next track or scene Volume controls (Fn + left or right arrow) To adjust the sound volume from your computer, do the following: • Fn + left arrow: Decreases the sound volume. • Fn + right arrow: Increases the sound volume. Chapter 2. Using your computer 11