Chapter 6. Function Keys And Combinations - Lenovo ThinkPad X250 Hardware Maintenance Manual

Chapter 6. Function keys and combinations

The following table describes the functions of function keys and key combinations.
Table 8. Function keys
Function keys and Description
key combinations
Fn+Esc Press Fn+Esc to enable or disable the Fn Lock function and switch between default mode
and legacy mode of using the function keys.
When the Fn Lock function is disabled: The Fn Lock indicator is off. To initiate the special
function printed as an icon on each key, press the function key directly. To input F1-F12, press
the Fn key and the corresponding function key.
When the Fn Lock function is enabled: The Fn Lock indicator turns on. To input F1-F12,
press the function keys directly. To initiate the special function printed as an icon on each
key, press the Fn key and the corresponding function key.
Alternatively, you also can disable or enable the Fn lock function in the Keyboard Properties
window by doing the following:
F1 Speaker mute
F2 Speaker volume down
F3 Speaker volume up
F4 Microphone mute
F5 Brightness down
F6 Brightness up
F7
Switch a display output location.
F8 Enable or disable wireless features.
F9
For Windows 7: Open Control Panel.
For Windows 8 and Windows 8.1: Open the Settings charm.
F10
For Windows 7: Open Windows Search.
For Windows 8 and Windows 8.1: Open the Search charm.
F11 View all applications that are currently open.
F12
For Windows 7: Open Computer.
For Windows 8 and Windows 8.1: View all the programs.
Fn+Spacebar Control the keyboard backlight.
There are three modes for the keyboard backlight: Off, Low, and High. Press Fn+Spacebar to
change the modes of the keyboard backlight.
Fn+B The same function as the Break key on a conventional keyboard.
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1. Go to Control Panel. Change the view of Control Panel from Category to Large icons
or Small icons.
2. Click Keyboard. In the Keyboard Properties window, click the ThinkPad F1-F12 keys tab.
3. Select the option of your preference:
• Select Default to disable the Fn Lock function
• Select Legacy to enable the Fn Lock function.
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