Lenovo B575 Laptop Hardware Maintenance Manual - Page 35
Fn key combinations, Description
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Lenovo B575 Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 4. Fn key combinations Key combination Description Fn + Esc: Turn on/off the integrated camera. Fn + F1: Enter sleep mode. Fn + F2: Turn on/off the backlight of the LCD screen. Fn + F3: Open the interface for the display device switch to select this notebook or an external display. Fn + F4: Open the interface for display resolution settings. Fn + F5: Open the interface for integrated wireless devices settings (on/off). Fn + F6: Enable/Disable the touchpad. Fn + F9: Start/Pause playback of Windows Media Player. Fn + F10: Stop playback of Windows Media Player. Fn + F11: Skip to the previous track. Fn + F12: Skip to the next track. Fn + Insert: Enable/Disable the scroll lock. Fn + PrtSc: Activate the system request. Fn + Home: Activate the pause function. Fn + End: Activate the break function. Fn + / : Increase/Decrease display brightness. Fn + / : Increase/Decrease sound volume. 31