Asus M3A-H/HDMI - Manual (Page 45)

ASUS M3A-H/HDMI 1-33
9. Serial port connectors (10-1 pin COM1)
The connector is for a serial (COM) port. Connect the serial port module
cable to the connector, then install the module to a slot opening at the back of
the system chassis.
10. 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.
• 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, make sure that the Front Panel Support Type item in the BIOS
is set to [HD Audio]; if you want to connect an AC`97 front panel audio
module to this connector, set the item to [AC97]. See page 2-28 for details.
The serial port bracket (COM1) is purchased separately.
M3A-H/HDMI
®
COM1
M3A-H/HDMI Serial port2(COM1) connector
M3A-H/HDMI
®
AAFP
HD-audio-compliant
pin definition
PIN 1
GN
D
PRESENCE
#
SENSE1_RETUR SENSE2_RETUR
PORT1
L
PORT1
R
PORT2
R
SENSE_SEN
D
PORT1
L
PIN 1
AGND NC NC NC
MIC2
MICPW
R
Line out_R
NC
Line out_L
Legacy AC’97
compliant definition
M3A-H/HDMI Analog front panel connector