Pme# Signal Wake-Up Support; Wake# Signal Wake-Up Support; Wake From Ps/2; Speaker - Intel DP43BF Product Manual

Intel Desktop Board DP43BFL Product Guide

PME# Signal Wake-up Support

When the PME# signal on the PCI bus is asserted, the computer wakes from an
ACPI S1, S3, S4, or S5 state.

WAKE# Signal Wake-up Support

When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from
an ACPI S1, S3, S4, or S5 state.

Wake from PS/2

Activity on the PS/2 ports wakes the computer from an ACPI S1 or S3 state.

Speaker

A piezoelectric 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 55 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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