1.7.2Internal connectors

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

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

AGND NC SENSE1 RETUR

SENSE2 RETUR

AGND NC NC

NC

H81I-PLUS

AAFP

PIN 1

LPORT1 RPORT1 RPORT2 SEND LPORT2 _SENSE HD-audio-compliant

pin definition

PIN 1

Line out_L

NC

Line out_R

MICPWR

MIC2

Legacy AC’97

compliant definition

H81I-PLUS Front panel audio connector

•We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard’s 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 setup to [HD]. If you want to connect an AC’97 front panel audio module to this connector, set the item to [AC97]. By default, this connector is set to [HD].

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

This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. Connect the S/PDIF Out module cable to this connector, then install the module to a slot opening at the back of the system chassis.

H81I-PLUS

+5V

SPDIFOUT GND

SPDIF_OUT

H81I-PLUS Digital audio connector

The S/PDIF module is purchased separately.

ASUS H81I-PLUS

1-13