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Chapter 1: Product introduction
11. System panel connector (20-pin PANEL1)
This connector accommodates several system front panel functions.
9. Internal audio connectors (4-pin CD1, AUX1)
These connectors allow you to receive stereo audio input from sound sources
such as a CD-ROM, TV tuner, or MPEG card.
• 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.
P4S-X
®
P4S-X System Panel Connectors
*
Requires an ATX power supply
.
PLED-
Ground
PWR
PLED+
+5V
Speaker
Speaker
Connector
Power LED
Ground
Reset SW
SMI Lead
ExtSMI#
Ground
Reset
Ground
Ground
ATX Power
Switch*
IDELED
IDE LED
+5 V
P4S-X
®
P4S-X Internal Audio Connectors
AUX1 (White
)
CD1 (Black)
Right Audio Channel
Left Audio Channel
Ground
Right Audio Channel
Left Audio Channel
Ground