Asus P4S333 - Manual (Page 55)

ASUS P4S333 motherboard user guide 2-33
20. System panel connector (20-pin PANEL1)
This connector accommodates several system front panel functions.
• System Power LED Lead (3-1 pin PLED)
This 3-1 pin connector connects to the system power LED. The LED
lights up when you turn on the system power, and blinks when the
system is in sleep mode.
• System Warning Speaker Lead (4-pin SPEAKER)
This 4-pin connector connects to the case-mounted speaker and
allows you to hear system beeps and warnings.
P4S333
®
P4S333 SIRQ1 Connector
SIRQ1
SERIRQ
GND
19. SIRQ1 connector (2-pin SIRQ1)
This connector allows you to connect the serial IRQ cable. This cable
is required by some PCI cards such as those with PCMCIA function.
P4S333
®
P4S333 System Panel Connectors
* Requires an ATX power supply.
PLED
Ground
MLED PWR
+5 V +5V Speaker
Speaker
Connector
Power LED
Ground
+5 V
Reset SW
SMI Lead
Message LED
ExtSMI#
Ground Reset
Ground Ground
ATX Power
Switch*