Asus M5A78LMUSB3 User Manual download pdf (Page 32)

• We recommend that you connect a high-denition front panel audio module to this

connector to avail of the motherboard high-denition audio capability.

• If you want to connect a high denition front panel audio module to this connector, set

the Front Panel Select item in the BIOS to [HD Audio]. See section 2.4.4 Onboard

Devices Conguration for details.

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

1.10.2 Internal 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 High Denition Audio or AC`97 audio standard. Connect one end of the front

panel audio I/O module cable to this connector.

M5A78L-M/USB3

M5A78L-M/USB3 Front panel audio connector

AAFP

PIN 1

GND

PRESENCE#

SENSE1_RETUR

SENSE2_RETUR

PORT1 L

PORT1 R

PORT2 R

SENSE_SEND

PORT2 L

HD-audio-compliant

pin definition

PIN 1

AGND

MIC2

MICPWR

Line out_R

Line out_L

Legacy AC’97

compliant definition

2. LPT connector (26-1 pin LPT)

The LPT (Line Printing Terminal) connector supports devices such as a printer. LPT is

standardized as IEEE 1284, which is the parallel port interface on IBM PC-compatible

computers.

M5A78L-M/USB3

M5A78L-M/USB3 LPT connector

LPT

PIN 1

SLCT

BUSY

ACK#

PD7

PD6

PD5

PD4

PD3

PD2

PD1

PD0

STB#

GND

SLIN#

INIT#

ERR#

AFD

Chapter 1: Product introduction1-22

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