Gigabyte GA-K8NSC-939 User Manual - Page 26
F_ USB1 / F_USB2 Front USB Connector, IR_CIR - purchase
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English 15) F_ USB1 / F_USB2 (Front USB Connector) Be careful with the polarity of the front USB connector. Check the pin assignment carefully while you connect the front USB cable, incorrect connection between the cable and connector will make the device unable to work or even damage it. For optional front USB cable, please contact your local dealer. 2 10 1 9 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition Power Power USB DXUSB DyUSB DX+ USB Dy+ GND GND No Pin NC 16) IR_CIR Make sure the pin 1 on the IR device is align 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. 6 10 1 5 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition Power NC IRRX GND IRTX NC CIRRX +5VSB (stand by +5V) CIRTX NC GA-K8NSC-939 Motherboard - 26 -