Lenovo ThinkPad Edge E50 Hardware Maintenance Manual - Page 58

Fn + Spacebar some, OnScreen Display Utility

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Table 7. Special keys and Fn key combination (continued) Special key or Fn key combination Description Display brightness up (F8) 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. 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. Notes: To use this function, following device drivers must be installed on the computer beforehand: • Power Management driver • OnScreen Display Utility • 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". 52 Hardware Maintenance Manual

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Table 7. Special keys and Fn key combination (continued)
Special key or Fn
key combination
Description
Display brightness up
(F8)
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.
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.
Notes:
To use this function, following device drivers must be installed on the computer
beforehand:
•
Power Management driver
•
OnScreen Display Utility
•
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”.
52
Hardware Maintenance Manual