Intel Desktop Board DG31GL Product Guide
22
PME# Signal Wake-up Support
When the PME# signal on the PCI bus is asserted, the computer wakes from an
ACPI S3, S4, or S5 state.
ENERGY STAR* Capable
In 2007, the US Department of Energy and the US Environmental Protection Agency
revised the ENERGY STAR requirements. Intel worked directly with these two
governmental agencies to define the new requirements. Currently Intel Desktop
Boards are capable of meeting the new ENERGY STAR requirements depending upon
system configuration.
Go to the following link for information and recommendations concerning the new
ENERGY STAR requirements:
http://www.intel.com/go/EnergyStar
Speaker
A speaker is mounted on the Desktop Board. The speaker provides audible error code
(beep code) information during the Power-On Self-Test (POST).
Battery
A battery on the Desktop Board keeps the values in CMOS RAM and the clock current
when the computer is turned off. Go to page
47 for instructions on how to replace the
battery.
Real-Time Clock
The Desktop Board has a time-of-day clock and 100-year calendar. The battery on the
Desktop Board keeps the clock current when the computer is turned off.
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