Chapter 10. Additional Service Information (Type G41); Power Management; Automatic Power-On Features - Lenovo H405 Hardware Maintenance Manual

Additional Service
Information
(Type G41)
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.
•
•
•
Resume On Ring: With this feature set to Enabled, the computer will
turn on automatically when a ring is detected on the internal modem.
Resume On RTC Alarm:
computer will be turned on automatically. This can be either a single
event or a daily event.
PCI/PCI-E/LAN Wake Up:
this cappability to wake this system.
10
Chapter 10. Additional Service Information
You can specify a date and time at which the
This feature allows PME cards which support
61