Gigabyte GA-A75M-S2V User Manual - Page 20
F_USB USB 2.0/1.1 Header, F_USB30 USB 3.0/2.0 Header
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9) F_USB (USB 2.0/1.1 Header) The header conforms to USB 2.0/1.1 specification and can provide two USB ports via an optional USB UG bracket. For purchasing the optional USB bracket, please contact the local dealer. T Pin No. Definition 1 Power (5V) 2 Power (5V) 9 1 3 USB DX- 10 2 4 USB DY- 5 USB DX+ 6 USB DY+ 7 GND 8 GND 9 No Pin 10 NC 10) F_USB30 (USB 3.0/2.0 Header) The header conforms to USB 3.0/2.0 specification and can provide two USB ports. For purchasing the optional 3.5" front panel that provides two USB 3.0/2.0 ports, please contact the local dealer. 1 10 F_USB30 F_AUDIO(H) 20 11 Pin No. Definition Pin No. Definition 1 VBUS 11 D2+ 2 SSRX1- 12 D2- 3 SSRX1+ 13 GND 4 GND 14 SSTX2+ 5 SSTX1- 15 SSTX2- 6 SSTX1+ 16 GND 7 GND 17 SSRX2+ DB_PORT BIOS 8 D1- 18 SSRX2- 9 D1+ 19 VBUS 10 NC 20 No Pin TPM w/housing Voltage measurement module(X58A-OC) PW •• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header. •• Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord from the power outlet to prevent damage to the USB bracket. PCIe power connector (SATA)(X58A-OC) Hardware Installation - 20 -