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17) COM2 (Serial Port Header)
The COM header provides one serial port via an optional COM port cable. For purchasing the optional
COM port cable, please contact the local dealer.
18) F_AUDIO (Front Panel Audio Header)
The front panel audio header supports Intel High Definition audio (HD) and AC'97 audio. You may connect
your chassis front panel audio module to this header. Make sure the wire assignments of the module
connector match the pin assignments of the motherboard header. Incorrect connection between the
module connector and the motherboard header will make the device unable to work or even damage it.
• The front panel audio header supports HD audio by default. If your chassis provides an AC'97
front panel audio module.
Hardware Installation
1 2
9 10
For HD Front Panel Audio:
Pin No. Definition
1
MIC2
2
GND
3
FP_AUD_DET
4
NC
5
LINE2_R
6
MIC2_JD
7
GND
8
No Pin
9
LINE2_L
10
LINE2_JD
- 26 -
Pin No. Definition
1
NDCD-
2
NSIN
3
NSOUT
4
NDTR-
5
GND
6
NDSR-
7
NRTS-
8
NCTS-
9
NRI-
10
No Pin
1
2
9
10
For AC'97 Front Panel Audio:
Pin No. Definition
1
MIC
2
GND
3
MIC Power
4
NC
5
Line Out (R)
6
NC
7
NC
8
No Pin
9
Line Out (L)
10
NC
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