1-30 Chapter 1: Product introduction
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 Denition Audio or AC’97 audio standard. Connect one
end of the front panel audio I/O module cable to this connector.
• We recommend that you connect a high-denition front panel audio module
to this connector to avail of the motherboard high-denition audio capability.
• If you want to connect a high-denition front panel audio module to this
connector, ensure that the Front Panel Select item in the BIOS is set to
[HD Audio]; if you want to connect an AC97 front panel audio module to
this connector, set the item to [AC97]. See page 2-27 for details.
• Ensure that the audio device of Sound playback is
VIA High Denition
Audio (the name may be different based on the OS). Go to Start >
Control Panel > Sounds and Audio Devices > Sound Playback to
congure the setting.
M3A78-VM
M3A78-VM Analog front panel connector
AAFP
PIN 1
GND
PRESENCE#
SENSE1_RETUR
SENSE2_RETUR
PORT1 L
PORT1 R
PORT2 R
SENSE_SEND
PORT1 L
HD-audio-compliant
pin definition
PIN 1
AGND
NC
NC
NC
MIC2
MICPWR
Line out_R
NC
Line out_L
Legacy AC’97
compliant definition
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