1-23
Chapter 1: Product introduction
1.10.2
Internal 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 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
2.5.10 Onboard Devices Configuration
for
details.
2.
Serial port connector (10-1 pin COM1)
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.
P8Q77-M
P8Q77-M Front panel audio connector
AAFP
PIN 1
AGND
NC
SENSE1_RETUR
SENSE2_RETUR
PORT1
L
PORT1
R
PORT2
R
SENSE_SEN
D
PORT2
L
HD-audio-compliant
pin definition
PIN 1
AGND
NC
NC
NC
MIC
2
MICPW
R
Line out_
R
NC
Line out_
L
Legacy AC’97
compliant definition
P8Q77-M
P8Q77-M Serial port (COM1) connector
PIN 1
COM1
D
C
D
TX
D
GN
D
R
T
S
R
I
RX
D
DT
R
DS
R
CT
S
Summary of Contents for P8Q77-M
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