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34 Using a Battery
To enter standby mode in Windows XP, click the Start button, click Turn off
computer, and then click Stand by.
To enter sleep mode in Windows Vista, click the Windows Vista Start button
, and then click Sleep.
Depending on how you set the power management options in the Power
Options Properties window, you may also use one of the following methods:
• Press the power button.
• Close the display.
• Press <Fn><Esc>.
To exit standby or sleep mode, press the power button or open the display,
depending on how you set the power management options. You cannot make
the computer exit standby or sleep mode by pressing a key.
Hibernate Mode
Hibernate mode conserves power by copying system data to a reserved area on
the hard drive and then completely turning off the computer. When the
computer exits hibernate mode, it returns to the same operating state it was
in before entering hibernate mode.
NOTICE: You cannot remove devices or undock your computer while your
computer is in hibernate mode.
Your computer enters hibernate mode if the battery charge level becomes
critically low.
To manually enter hibernate mode in Windows XP, click the Start button,
click Turn off computer, press and hold <Shift>, and then click Hibernate.
To manually enter hibernate mode in Windows Vista, click the Windows
Vista Start button , and then click Hibernate.
Depending on how you set the power management options in the Power
Options Properties window, you may also use one of the following methods to
enter hibernate mode:
• Press the power button.
• Close the display.
• Press <Fn><F1>.
book.book Page 34 Wednesday, December 12, 2007 10:32 AM