Pme# Wakeup Support; Speaker; Battery; Real-Time Clock - Intel D865PCD Product Manual

Intel Desktop Boards D865PCD Product Guide

PME# Wakeup Support

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

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). For a list of the beep codes, see Table 37 on
page 81.

Battery

The battery on the desktop board keeps the values in CMOS RAM and the clock current when the
computer is turned off. See page 43 in Chapter 2 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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