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How to use the function (Fn) keys on the keyboard - ThinkPad R40, R40e
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The following table shows what each function key (Fn) key on your keyboard is for and how to use them.
Note:
- The Fn key works independently of the operating system.
| Fn + F1 |
Reserved. |
| Fn + F2 |
Reserved. |
| Fn + F3 |
Turn off the LCD display, leaving the screen blank. To turn the LCD display on again, press any key or the TrackPoint stick. |
| Fn + F4 |
Put the computer in standby mode. To return to normal operation, press the Fn key independently, without pressing a function key.
Note: In Windows 2000 and Windows XP, this combination of buttons functions as a sleep button. The setting can be changed so that pressing it puts the computer into hibernation mode or even shuts the computer down.
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| Fn + F5 |
Turn the Bluetooth on or off. |
| Fn + F6 |
Reserved. |
| Fn + F7 |
Switch between the LCD and an external monitor (CRT). If a CRT is attached, computer output is displayed in the following three patterns by turns:
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| Fn + F8 |
Switch the computer screen size between expanded and normal mode if the computer display image is smaller than the physical display.
Note: This function is not supported in Windows 2000 and Windows XP.
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| Fn + F9 |
Turn off the Easy Eject on or off. |
| 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:: In Windows 2000 and Windows XP, you can use Fn+F12 for hibernation only if the PM device driver has been installed on the computer.
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| Fn + PgUp |
Turn the ThinkLight on or off. |
| Fn + Home |
The LCD becomes brighter. |
| Fn + End |
The LCD becomes less bright. |
| Fn + Spacebar |
Enable the FullScreen Magnifier function.
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| Applicable countries and regions |
| Worldwide |
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| Document id: MIGR-45967 |
| Last modified: 2004-10-21 |
| Copyright © 2010 IBM Corporation |
| Copyright © Lenovo 2010, all rights reserved |
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