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.

P4S-X

CD1 (Black)

AUX1 (White)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Channel

Ground

 

Channel

 

Channel

Ground

 

Channel

 

Right Audio

 

 

 

Left Audio

 

Right Audio

 

 

 

Left Audio

P4S-X Internal Audio Connectors

11.System panel connector (20-pin PANEL1)

This connector accommodates several system front panel functions.

P4S-X

P4S-X System Panel Connectors

Power LED

Speaker

Connector

PLED+

PLED-

+5V

Ground Ground Speaker

+5 V IDELED

ExtSMI# Ground PWR Ground

Reset Ground

IDELED

 

 

Reset SW

 

ATX Power

SMI Lead

Switch*

*Requires an ATX power supply.

•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.

1-20

Chapter 1: Product introduction