Lenovo ThinkPad X121e Hardware Maintenance Manual page 50

Table 8. Fn key combinations (continued)
Key combination Description
• Computer display and external monitor (extended desktop)
• 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 and Windows XP:
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:
To enable this function, start Presentation Director, and change the Fn+F7 settings.
Note: Multiple users can log on to a single operating system by using different user IDs. Each
user needs to change the settings.
Fn+F8 Display brightness down using Fn+F8.
The computer display becomes dimmer. The purpose of this method is to change the
brightness level temporarily. To change the default brightness level, change the settings of the
Power Option in the Control Panel or use the Power Manager.
Fn+F9 Display brightness up using Fn+F9.
The computer display becomes brighter. The purpose of this method is to change the
brightness level temporarily. To change the default brightness level, change the settings of the
Power Option in the Control Panel or use the Power Manager.
Fn+F10
Previous track/scene
Fn+F11 Play or Pause
Fn+F12 Next track/scene
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Hardware Maintenance Manual
1. This function is not supported if different desktop images are displayed on the computer
display and the external monitor (the Extend desktop function).
2. This function does not work while a DVD movie or a video clip is playing.