Gigabyte GA-990FXA-UD3 Manual - Page 28

COMA Serial Port Header, F_1394 IEEE 1394a Header

Page 28 highlights

12) F_1394 (IEEE 1394a Header) The header conforms to IEEE 1394a specification. The IEEE 1394a header can provide one IEEE 1394a UG T port via an optional IEEE 1394a bracket. For purchasing the optional IEEE 1394a bracket, please con- tact the local dealer. Pin No. Definition 1 TPA+ 2 TPA- 9 1 10 2 3 GND- 4 GND 5 TPB+ 6 TPB- 7 Power (12V) 8 Power (12V) 9 No Pin 10 GND • Do not plug the USB bracket cable into the IEEE 1394a header. • Prior to installing the IEEE 1394a bracket, be sure to turn off your computer and unplug the power cord from the power outlet to prevent damage to the IEEE 1394a bracket. • To connect an IEEE 1394a device, attach one end of the device cable to your computer and then attach the other end of the cable to the IEEE 1394a device. Ensure that the cable is securely connected. 13) COMA (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. Definition 1 NDCD- 9 1 2 NSIN 10 2 3 NSOUT 4 NDTR- 5 GND 6 NDSR- 7 NRTS- 8 NCTS- 9 NRI- 10 No Pin Hardware Installation - 28 -

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Hardware Installation
- 28 -
13) COMA (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the op-
tional COM port cable, please contact the local dealer.
Pin No.
Definition
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
12) F_1394 (IEEE 1394a Header)
The header conforms to IEEE 1394a specification. The IEEE 1394a header can provide one IEEE 1394a
port via an optional IEEE 1394a bracket. For purchasing the optional IEEE 1394a bracket, please con-
tact the local dealer.
Do not plug the USB bracket cable into the IEEE 1394a header.
Prior to installing the IEEE 1394a bracket, be sure to turn off your computer and unplug the
power cord from the power outlet to prevent damage to the IEEE 1394a bracket.
To connect an IEEE 1394a device, attach one end of the device cable to your computer and
then attach the other end of the cable to the IEEE 1394a device. Ensure that the cable is se-
curely connected.
10
9
2
1
Pin No.
Definition
1
TPA+
2
TPA-
3
GND-
4
GND
5
TPB+
6
TPB-
7
Power (12V)
8
Power (12V)
9
No Pin
10
GND