Lenovo ThinkCentre M92z Hardware Maintenance Manual - ThinkCentre M92z (type 3 - Page 136

Power management, Automatic configuration and power interface (ACPI) BIOS, Automatic Power-on features

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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 display. 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. • Wake Up on 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. • Wake on LAN: If the computer has a properly configured token-ring or Ethernet LAN adapter card that is Wake on LAN-enabled and there is remote network management software, you can use the Wake on LAN feature. When you set Wake on LAN to Enabled, the computer will turn on when it receives a specific signal from another computer on the local area network (LAN). To enable the Wake on LAN function or the Wake Up on Alarm function on the Windows 8 operating system, do the following: 1. Open Control Panel. 2. Click Hardware and Sound ➙ Power Options. 3. In the left panel, click Choose what the power buttons do. 4. In the Shutdown setting section, clear Turn on fast startup. Note: If the settings are unavailable, click Change settings that are currently unavailable. 5. Click Save changes. 132 ThinkCentre Hardware Maintenance Manual

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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 display.
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.
•
Wake Up on 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.
•
Wake on LAN
: If the computer has a properly configured token-ring or Ethernet LAN adapter card that is
Wake on LAN-enabled and there is remote network management software, you can use the Wake on LAN
feature. When you set Wake on LAN to
Enabled
, the computer will turn on when it receives a specific
signal from another computer on the local area network (LAN).
To enable the Wake on LAN function or the Wake Up on Alarm function on the Windows 8 operating system,
do the following:
1. Open Control Panel.
2. Click
Hardware and Sound
➙
Power Options
.
3. In the left panel, click
Choose what the power buttons do
.
4. In the
Shutdown setting
section, clear
Turn on fast startup
.
Note:
If the settings are unavailable, click
Change settings that are currently unavailable
.
5. Click
Save changes
.
132
ThinkCentre Hardware Maintenance Manual