Fn Key Combinations - IBM ThinkPad T40 series Hardware Maintenance Manual

Product overview

Fn key combinations

The following table shows the function of each combination
of Fn with a function key.
Key
combination
Fn+F1
Fn+F2
Fn+F3
Fn+F4
Fn+F5
Fn+F6
(continued)
52
MT 2373/2374/2375/2376/2378/2379
Description
Reserved.
Reserved.
Turn off the computer display, leaving the
screen blank. To turn the computer display on
again, press any key or press the TrackPoint
pointing stick.
Put the computer in standby mode. To return to
normal operation, press the Fn key only,
without pressing a function key.
Notes:
1. This mode is called suspend mode in
Windows NT.
2. In Windows 2000 and Windows XP, this
combination of keys 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.
Note: This function is supported only in
Windows 98, Windows 2000, and Windows XP.
Enable or disable the built-in wireless
networking features ( the IEEE 802.11
standard) and Bluetooth wireless features. To
see a list of the wireless features, press Fn+F5;
the list is displayed in the Wireless Radio
Control window. The power state of each
feature can be quickly changed in the list.
Reserved.