3.ATX power connectors (24-pin ATXPWR, 4-pin ATX12V)

These connectors are for an ATX power supply plugs. The power supply plugs are designed to fit these connectors in only one orientation. Find the proper orientation and push down firmly until the connectors completely fit.

• Use of an ATX 12 V Specification 2.0-compliant power supply unit (PSU) that provides a minimum power of 350 W is recommended for a fully- configured system.

•Do not forget to connect the 4-pin ATX +12 V power plug; otherwise, the system will not boot up.

•Use of a power supply unit (PSU) with a higher power output is recommended when configuring a system with more power-consuming devices. The system may become unstable or may not boot up if the power is inadequate.

•Make sure that your PSU can provide at least the minimum power required by your system.

ATXPWR

 

 

 

ATX12V

+3

Volts

+3 Volts

 

 

-12 Volts

+3 Volts

+12V DC

+12V DC

Ground

Ground

GND

GND

PSON#

+5 Volts

 

 

Ground

Ground

 

 

Ground

+5 Volts

 

 

Ground

Ground

 

 

-5 Volts

Power OK

 

 

A8S-X

 

+5V Standby

 

+5 Volts

 

+5 Volts

+12 Volts

 

 

+5 Volts

+12 Volts

 

 

Ground

+3 Volts

 

 

A8S-X ATX power connectors

4.Internal audio connectors (4-pin CD, AUX)

These connectors allow you to receive stereo audio input from sound sources such as a CD-ROM, TV tuner, or MPEG card.

Right Audio Channel

Ground

Left Audio Channel

 

Right Audio Channel

A8S-X

Ground

 

 

Left Audio Channel

CD (Black)

AUX (White)

A8S-X Internal audio connectors

1-18

Chapter 1: Product introduction