Wake from ps/2 keyboard/mouse, Pme# wakeup support, Speaker – Intel D865GBF User Manual
Page 23: Battery, Real-time clock
Desktop Board Features
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Wake from PS/2 Keyboard/Mouse
PS/2 keyboard/mouse activity wakes the computer from an ACPI S1 or S3 state.
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).
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 46 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.