Asus B85M-G - Manual (Page 23)

ASUS B85M-G 1-15
3. Front panel audio connector (10-1 pin AAFP)
This connector is for a chassis-mounted front panel audio I/O module that supports
either HD Audio or legacy 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’s high-definition audio capability.
• If you want to connect a high-definition front panel audio module to this connector,
set the Front Panel Type item in the BIOS setup to [HD]. If you want to connect an
AC’97 front panel audio module to this connector, set the item to [AC97]. By default,
this connector is set to [HD]. See section 2.6.7 Onboard Devices Configuration for
details.
B85M-G
B85M-G Front panel audio connector
AAFP
PIN 1
AGND NC SENSE1_RETUR SENSE2_RETUR
PORT1 L PORT1 R PORT2 R
SENSE_SEND
PORT2 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
4. Serial port connector (10-1 pin COM)
This connector is for a serial (COM) port. Connect the serial port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.
The COM module is purchased separately.
B85M-G
B85M-G Serial port (COM) connector
COM
PIN 1
RXD DTR DSR CTS
DCD TXD GND RTS
RI