5Adjusting Display Brightness
Tap the 
button on the System Management Toolbar and make the settings on the dialog box that appears.
Brightness Control icon
Tap here.
Drag this slider to adjust
LCD Brightness.
You can also make LCD brightness settings from the keyboard. See page 27.
Press Fn +“1” ( 
) to make the screen darker, and Fn +“2” ( 
) to make it brighter.
6Changing the CPU Clock Speed
Controlling the CPU clock speed reduces power consumption and helps to extend the life of the battery pack.
On the System Management Toolbar, tap the 
button and make the settings you want on the dialog box that appears. You can select one of three CPU clock speed settings: 50%, 75%, or 100%.
Tap here.
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