1.10.2Internal 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 High Definition Audio or AC`97 audio standard. Connect one end of the front panel audio I/O module cable to this connector.

GND PRESENCE# SENSE1 RETUR

SENSE2 RETUR

AAFP

 

PIN 1

 

PORT1 L PORT1 R PORT2 R

SENSESEND PORT2 L

M5A78L-M/USB3

 

HD-audio-compliant

pin definition

AGND NC NC

NC

PIN 1

Line out_L

NC

Line out_R

MICPWR

MIC2

Legacy AC’97

compliant definition

M5A78L-M/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 Select item in the BIOS to [HD Audio]. See section 2.4.4 Onboard

Devices Configuration for details.

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

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.

 

 

LPT

 

 

SLCT

 

GND

PE

 

GND

BUSY

 

GND

ACK#

 

GND

PD7

 

GND

PD6

 

GND

PD5

 

GND

PD4

 

GND

PD3

 

SLIN#

PD2

M5A78L-M/USB3

INIT#

PD1

 

ERR#

PD0

 

AFD

STB#

PIN 1

M5A78L-M/USB3 LPT connector

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Chapter 1: Product introduction