6.USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices.

7.USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are for USB USB 2.0/1.1 devices.

8.Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other VGA-compatible devices.

9.COM port. This port is for pointing devices or other serial devices.

10.PS/2 Keyboard port (purple). This port is for a PS/2 keyboard.

1.8.2Internal 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.

AGND NC SENSE1 RETUR

SENSE2 RETUR

AGND NC NC

NC

AAFP

PIN 1

LPORT1 RPORT1 RPORT2 SEND_ LPORT2 M5A78L-M LX3 PLUSSENSE

HD-audio-compliant

pin definition

PIN 1

Line out_L

NC

Line out_R

MICPWR

MIC2

Legacy AC’97

compliant definition

M5A78L-M LX3 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 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.

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Chapter 1: Product introduction