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Power Management
Power management saves electricity and extends battery life by controlling power
supply to built-in devices. You can set the following power management properties on
Windows XP.
•
Stopping power supply to the hard disk
•
Stopping power supply to the display
•
Using System standby/System hibernate
To open Power Options Properties dialog box, click start – Control Panel, and click
Performance and Maintenance; then, Power Options. If Classic view is selected,
double-click Power Options icon.
Note that the power management may not seem to function when you are
using an application program that accesses the hard disk periodically.
Stopping Power Supply to the Hard Disk
1.
In the Power Options Properties dialog box, select Power Schemes tab.
2.
Set Turn off hard disks to an appropriate value, and click OK.
3.
Close the Control Panel window.
Stopping Power Supply to the Display
This procedure is also effective for a connected external monitor complying
with power management.
1.
In the Power Options Properties dialog box, select Power Schemes tab.
2.
Set Turn off monitor to an appropriate value, and click OK.
3.
Close the Control Panel window.
Using System Standby/Hibernate
System standby/hibernate is a very useful power management tool. For example, after
your computer has entered System standby mode, you can restart your computer more
quickly when compared to a restart, after a normal shutdown operation. When your
computer resumes from System standby/hibernate, the system restores the exact last
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