Gigabyte GA-K8NS-ULTRA-939 User Manual - Page 31
F1_1394 / F2_1394 Front IEEE1394 Connector, IR_CIR
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English 21) F1_1394 / F2_1394 (Front IEEE1394 Connector) Serial interface standard set by Institute of Electrical and Electronics Engineers, which has features like high speed, highbandwidth and hot plug. Be careful with the polarity of the IEEE1394 connector. Check the pin assignment carefully while you connect the IEEE1394 cable, incorrect connection between the cable and connector will make the device unable to work or even damage it. For optional IEEE1394 cable, please contact your local dealer. F1_1394 F2_1394 2 16 1 15 2 10 1 9 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition TPA2+ TPA2GND GND TPB2+ TPB2No Pin Power Power GND Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Definition Power Power TPA0+ TPA0GND GND TPB0+ TPB0Power Power TPA1+ TPA1GND No Pin TPB1+ TPB1- 22) IR_CIR Make sure the pin 1 on the IR device is aling with pin one the connector. To enable the IR/CIR function, you are required to purchase an optional IR/CIR module. To use IR function only, please connect IR module to Pin1 to Pin5. Be careful with the polarity of the IR/CIR connector. Check the pin assignment carefully while you connect the IR/CIR cable, incorrect connection between the cable and connector will make the device unable to work or even damage it. For optional IR/CIR cable, please contact your local dealer. Pin No. Definition 1 VCC 2 NC 6 10 3 IRRX 1 5 4 GND 5 IRTX 6 NC 7 CIRRX 8 +5VSB 9 CIRTX 10 NC - 31 - Hardware Installation Process