Lenovo ThinkPad T520 Hardware Maintenance Manual page 64

Table 8. Fn key combinations (continued)
Key combination Description
Fn+F7 For Windows 7:
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 Win+P key
combination is also available.
For Windows Vista:
Switch between the computer display and an external monitor. If an external monitor is
attached, computer output is displayed in the following three patterns by turns:
• External monitor (CRT display)
• Computer display and external monitor (LCD + CRT display)
• Computer display (LCD)
Notes:
• This function is not supported if different desktop images are displayed on the computer
• This function does not work while a DVD movie or a video clip is playing.
To enable this function, start the Presentation Director program, and change the settings.
Note: Multiple users can log on to a single operating system by using different user IDs. Each
user needs to do the following: Click Start ➙ All Programs ➙ ThinkVantage ➙ Presentation
Director, and change the Fn+F7 settings.
Fn+F8
Change the settings of the UltraNav
Fn+F9 Reserved.
Fn+F10 Reserved.
Fn+F11 Reserved.
Fn+F12 Put the computer into hibernation mode. To return to normal operation, press the power
button for less than four seconds.
Note: To use Fn+F12 for hibernation, you must have the ThinkPad Power Management driver
installed on the computer.
Fn+PgUp Turn the ThinkLight light on or off.
Note: This function is supported only on the ThinkPad notebook computers that have the
ThinkLight light. The on or off status of the ThinkLigh light is displayed on the screen for
a few seconds when you press Fn+PgUp.
Fn+Home The computer display becomes brighter.
Fn+End The computer display becomes dimmer.
Fn+Spacebar Enable the FullScreen Magnifier function.
Fn+PrtSc Have the same function as the SysRq key.
Fn+ScrLk Enable or disable the numeric keypad. The indicator of numeric lock will be displayed on
the screen.
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Hardware Maintenance Manual
display and the external monitor (the extend desktop function).
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pointing device.