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Table 7. Special keys and Fn key combination (continued)
Special key or Fn
key combination
Description
Wireless radio
control (F9)
Enable or disable the built-in wireless networking features. If you press
this key, a list of wireless features is displayed. You can quickly change
the power state of each feature in the list.
Note: To use this function, following device drivers must be installed
on the computer beforehand:
v Power Management driver
v OnScreen Display Utility
v Wireless device drivers
Fn + Spacebar
(some models)
Some models have a backlit keyboard. To illuminate the keyboard in
less than perfect lighting, press and hold the Fn key and press the
Spacebar. If you turn on the keyboard illumination and then turn the
computer off, put it in sleep or hibernation mode, the keyboard
illumination setting is reset of ″Off″.
72 ThinkPad Edge 14″, Edge 15″, E40, and E50 Hardware Maintenance Manual