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16) COM (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the optional
COM port cable, please contact the local dealer.
Pin No. Denition
1 NDCD-
2 NSIN
3 NSOUT
4 NDTR-
5 GND
6 NDSR-
7 NRTS-
8 NCTS-
9 NRI-
10 No Pin
10
9
2
1
17) SPDIF_O (S/PDIF Out Header)
This header supports S/PDIF digital output, which allows you to connect a S/PDIF digital audio cable to
output digital audio from your motherboard to the supported audio devices. For information about connecting
the digital audio cable, carefully read the manual for your audio devices.
Pin No. Denition
1 5VDUAL
2 No Pin
3 SPDIFO
4 GND
1
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3
BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_
SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_
F
_SB