Asus P4SE/U2 - Manual (Page 27)

ASUS P4SE/U2 Motherboard 1-17
12. System panel connector (20-pin PANEL1)
This connector accommodates several system front panel functions.
P4SE/U2
®
P4SE/U2 System Panel Connector
* Requires an ATX power supply.
PLED
Ground
PWR
+5 V +5V Speaker
Speaker
Connector
Power LED
Ground
Reset SW
SMI Lead
ExtSMI#
Ground
Reset
Ground Ground
ATX Power
Switch*
11. Internal audio connectors (4-pin CD1, AUX1) (on audio models only)
These connectors allow you to receive stereo audio input from sound
sources such as a CD-ROM, TV tuner, or MPEG card.
P4SE/U2
®
P4SE/U2 Internal Audio Connectors
AUX1 (White)
Right Audio Channel
Left Audio Channel
Ground
Ground
CD1 (Black)
Right A
udio Channel
Left A
udio Channel
Ground Ground
• 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.
• 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.
• System Management Interrupt Lead (2-pin SMI)
This 2-pin connector permits switching to suspend mode, or “Green” mode, in
which system activity is instantly decreased to save power and to expand the
life of certain system components.