Intel Desktop Board DG965SS Product Guide 
24 
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. 
WAKE# Signal Wake-up Support 
When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from 
an ACPI S2, S3, S4, 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 
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 
54 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.