8 . ATX power connectors (20-pin ATXPWR, 4-pin ATX12V)

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

P4S8X-MX

ATX12V

 

 

GND

GND

 

+12V DC

+12V DC

P4S8X-MX ATX power connectors

ATXPWR

+12.0VDC +5.0VDC

+5VSB +5.0VDC

PWR_OK -5.0VDC

COM GND

+5.0VDC COM

COM COM

+5.0VDC PS_ON#

COM COM

+3.3VDC -12.0VDC

+3.3VDC +3.3VDC

Make sure that your ATX 12 V power supply can provide 8 A on the +12 V lead and at least 1 A on the +5-volt standby lead (+5 VSB). The minimum recommended wattage is 230 W, or 300 W for a fully configured system. The system may become unstable and may experience diffculty powering up if the power supply is inadequate.

9 . Front panel audio connector (10-1 pin AAFP)

This connector is for a chassis-mounted front panel audio I/O module that supports legacy AC Ô97 audio standard. Connect one end of the front panel audio I/O module cable to this connector.

P4S8X-MX

AGND +5VA BLINE OUT R

BLINE OUT L

FP_AUDIO1

Line out_L

NC

Line out_R

MICPWR

MIC2

P4S8X-MX Front panel audio connector

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Chapter 1: Product introduction