6.Digital audio connector (4-1 pin SPDIF_OUT)

This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port.

A55BM-A/USB3

+5V

SPDIFOUT GND

SPDIF_OUT

A55BM-A/USB3 Digital audio connector

The S/PDIF module is purchased separately.

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

This connector is for a chassis-mounted front panel audio I/O module that supports either High Definition Audio or AC`97 audio standard. Connect one end of the front panel audio I/O module cable to this connector.

A55BM-A/USB3

AGND NC SENSE1 RETUR

SENSE2 RETUR

AAFP

 

 

 

 

 

 

 

 

 

 

PIN 1

 

 

 

 

 

PORT1 L PORT1 R PORT2 R SENSE SEND PORT2 L

HD-audio-compliant

pin definition

AGND NC NC

NC

PIN 1

Line out_L

NC

Line out_R

MICPWR

MIC2

Legacy ACʼ97

compliant definition

A55BM-A/USB3 Front panel audio connector

• We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard high-definition audio capability.

•If you want to connect a high definition front panel audio module to this connector, set the Front Panel Type item in the BIOS to [HD].

•The front panel audio I/O module is purchased separately.

ASUS A55BM-A/USB3

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