Gigabyte GA-A75-UD4H User Manual - Page 30
COM Serial Port Header, F_1394 IEEE 1394a Header
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13) 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- BUG tact the local dealer. RT Pin No. Definition 1 TPA+ 2 TPA- 9 1 3 GND 10 2 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. 14) 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. 10 9 21 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition NDCDNSIN NSOUT NDTRGND NDSRNRTSNCTSNRINo Pin Hardware Installation - 30 -