Chapter 2
2-20
Front Panel Audio Connector: JAUDIO1 or F_AUDIO(optional)
The mainboard provides one front panel audio connector for connection
to the front panel audio. Users can choose either the JAUDIO1 or the F_AUDIO
depending on their needs. The difference between JAUDIO1 & F_AUDIO is
that JAUDIO1 is compliant with Intel
®
Front Panel I/O Connectivity Design
Guide.
PIN
SIGNAL
DESCRIPTION
1
AUD_MIC
Front panel microphone input signal
2
AUD_GND
Ground used by analog audio circuits
3
AUD_MIC_BIAS
Microphone power
4
AUD_VCC
Fi5V used by analog audio circuits
5
AUD_FPOUT_R
Right channel audio signal to front panel
6
AUD_RET_R
Right channel audio signal return from front panel
7
HP_ON
Reserved for future use to control headphone amplifier
8
KEY
No pin
9
AUD_FPOUT_L
Left channel audio signal to front panel
10
AUD_RET_L
Left channel audio signal return from front panel
JAUDIO1 Pin Definition
F_AUDIO
(optional)
1
2
9
10
Pin
Description
Pin
Description
1
(Cut away)
2
(Cut away)
3
MIC
4
GND (MIC)
5
Front Line Out (R) 6
Line Next (R)
7
Front Line Out (L)
8
Line Next (L)
9
GND
10
(Cut away)
F_AUDIO Pin Definition
JAUDIO1
1
2
9
10
