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Why is Power Management a PC that is available 24 hours a day, with highly reduced wakeup times, yet still save energy by using Important? low power sleep modes. The specific advantages of ACPI over APM include: Power management is essential because it: New Hibernate mode Helps cut power costs by reducing the amount of •...
How Does ACPI Work? More robust and reliable • ACPI allows improved coordination between the operating system and the PC hardware, as well as Hibernate Mode centralized control by the operating system, making The Hibernate feature is an example of how ACPI it more robust and reliable.
This illustration shows how the Hibernate mode works. main memory must be maintained to preserve the system context. However, since main memory is faster Hibernate than the hard disk, wakeup takes less time from “Suspend to RAM” mode. The same events that trigger the PC to wake up from Hibernate mode also work for Suspend mode.
Implications and To set a device input to wake-up the PC under Windows 2000, from your desktop right-click on the Recommendations for the HP My computer icon. Select Properties >Hardware > PC User Device Manager. Click on the device to select it (for instance Keyboard) then right-click on the highlighted From the user’s point of view, many of the features device and select Properties.
both The Power Button and Unexpected Most non-ACPI PC models equipped with a network Wakeup card that supports Remote Wake Up or RPO (Remote Power On) can also be woken up or restarted by the The operating systems Windows 2000 and Windows network.
For the reasons described in “Desktop Management”, it under Windows 2000 and ACPI. These BIOS versions is recommended that you configure the power button to will be announced as they become available in 2000 Hibernate when running Windows 2000, or to and early 2001.
RPO ‘out of the box’ There is no way of telling if the PC is in Hibernate mode. The best way to ensure that the PC is not in Hibernate mode is to restart the PC then shut it down. To do this, New HP PC are delivered preloaded and ready to select Shut Down from the Start menu then under the function ‘out of the box’...