Chapter 9. Additional Service Information; Power Management - Lenovo 892204U - C200 8922 - Celeron M 1.6 GHz Manual

Hardware Maintenance Manual
Additional Service
Information
This chapter provides additional information that the service
representative might find helpful.

Power management

Power management reduces the power consumption of certain
components of the computer such as the system power supply, processor,
hard disk drives, and some monitors.
Automatic configuration and power interface (ACPI)
BIOS
Being an ACPI BIOS system, the operating system is allowed to control
the power management features of the computer and the setting for
Advanced Power Management (APM) BIOS mode is ignored. Not all
operating systems support ACPI BIOS mode.
Automatic Power-On features
The Automatic Power-On features within the Power Management menu
allow you to enable and disable features that turn on the computer
automatically.
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Resumes On RTC Alarm: You can specify a date and time at which the
computer will be turned on automatically. This can be either a single
event or a daily event.
On LAN Wake Up: This feature allows LAN adapter card to wake the
System.
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