Lenovo ThinkPad X1 (English) User Guide - Page 43
Security, Fn+F2, Power conservation, Switching a display output location, Computer display only LCD
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Security • Fn+F2 Lock your computer. Power conservation • Fn+F3 (for Windows 7 only) Select a power plan that has been created by Power Manager, or adjust the power level by using the slider control. When you press this combination of buttons, a panel for selecting a power plan or adjusting the power level appears. • Fn+F4 Put your computer in sleep mode. To return to normal operation, press the Fn key only, without pressing a function key. Alternatively, a quick press of the power button will also put your computer in sleep mode. Note: If you want to use the combination to put the computer into hibernation mode or do-nothing mode, change the settings in Power Manager. Switching a display output location • Fn+F7 (for Windows 7 only) Switch between the computer display and an external monitor. Windows will show these display options: - Computer display only (LCD) - Computer display and external monitor (same image) - Computer display and external monitor (extended desktop function) - External monitor only Note: To switch between the computer display and an external monitor, the Windows+P key combination is also available. Chapter 2. Using your computer 27