Gigabyte GA-X99-UD4P User Manual - Page 33
F_USB30 USB 3.0/2.0 Header, F_USB1/F_USB2 USB 2.0/1.1 Headers
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F_USB30 F_ U F_ 17) 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. Pin No. Definition Pin No. Definition 20 1 1 VBUS 2 SSRX1- 11 D2+ 12 D2- 3 SSRX1+ 13 GND 4 GND B_ 5 G.SQSBTOXF1M- 6 SSTX1+ 14 SBSTSXS2+ 15 SSTX2- 1 16 GND 11 10 7 GND 17 SSRX2+ _S 8 D1- 18 SSRX2- 9 D1+ 19 VBUS 10 NC 20 No Pin S 1 23 1 1 23 1 1 23 1 1 23 S 18) F_USB1/F_USB2 (USB 2.0/1.1 Headers) The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB ports via an optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. S3 B SPSin No.S Definition U 1 Power (5V) __ 9 1 2 Power (5V) 10 2 3 USB DX- 4 USB DY- S_ 5 USB DX+ S6 F USB DY+ 7 GND 8 GND 9 No Pin 10 NC •• Do not plug the IEEE 1394 bracket (2x5-pin) cable intoBt_he 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. S_ - 33 - Hardware Installation