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M S-7133 M -ATX M ainboard
Front Panel Audio Connector: JAUD1
The JAUD1 front panel audio connector allows you to connect to the
front panel audio and is compliant with Intel
sign Guide. If you want to use the front panel audio function, first connect the
connectors according to the following pin definitions, then select Azalia or
AC97 in the BIOS setting.
2
JAUD1
1
PIN
SIGNAL
1
PORT 1L
2
GND
3
PORT 1R
4
PRESENCE#
5
PORT 2R
6
SENSE1_RETIRN
7
SENSE_SEND
8
KEY
9
PORT 2L
10
SENSE2_RETIRN
MSI Reminds You...
If you don't want to connect to the front audio
header, pins 5 & 6, 9 & 10 have to be jumpered in
order to have signal output directed to the rear
audio ports. Otherwise, the Line-Out connector
on the back panel will not function.
2-18
Azalia
10
9
Line-out
JAUD1 Pin Definition
DESCRIPTION
Analog Port 1 - Left channel (Front mic L)
Ground
Analog Port 1 - Right channel (Front mic R)
Active low signal - signals BIOS that a High Definition Audio
dongle is connected to the analog header. PRESENCE# = 0
when a High Definition Audio dongle is connected.
Analog Port 2 - Right channel (Front line-out R)
Jack detection return from front panel JACK1
Jack detection sense line from the High Definition Audio CODEC
jack detection resistor network
Connector Key
Analog Port 2 - Left channel (Front line-out L)
Jack detection return from front panel JACK2
®
Front Panel I/O Connectivity De-
AC97
10
2
4 6 8
7 3
5
9
1
Front
Front Mic
10
6
5
9
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