Lenovo IdeaPad U400 Lenovo IdeaPad U300s/U300/U400 User Guide V1.0 - Page 19
Using Hotkey, Hotkey - notebook
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Chapter 3. Learning the basics Hotkey Using Hotkey The hotkeys are located on the function key row on the keyboard. You can access certain system settings quickly by pressing the appropriate hotkey. : Mute/Unmute the sound. : Quick increase volume level. : Refresh same function for main and secondary function. Open the interface for : integrated wireless devices settings (on/off). : Turn on/off the integrated camera. : Decrease display brightness. : Quick decrease volume level. : Close same function for main and secondary function. : Enable/Disable the touchpad. : Enable/Disable the microphone. Open the interface for the : display device switch to select this notebook or an external display. : Increase display brightness. Note: In the Hotkey mode, press Fn + F1~F12 to achieve the functions of F1~F12. 15