Gigabyte GA-Z77X-UD5H WIFI User Manual - Page 33
F_USB1/F_USB2 USB 2.0/1.1 Headers, F_USB30_1/F_USB30_2/F_USB30_3 USB 3.0/2.0 Headers
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15) 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 UG optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. T Pin No. Definition 1 Power (5V) 2 Power (5V) 9 1 10 2 3 USB DX- 4 USB DY- 5 USB DX+ 6 USB DY+ 7 GND 8 GND 9 No Pin 10 NC 1 23 1 1 23 1 1 23 1 16) F_USB30_1/F_USB30_2/FF__UUSSBB3030_3 (USB 3.0/2.0 Headers) F_ U The header conforms to USB 3.0/2.0 specification and can provide two USB ports. You can also install the included 3.5" front panel into a free 3.5" drive bay of your chassis and connect the USB cable from the 3.5" front panel to this header. Pin No. Definition Pin No. Definition 1 VBUS 11 D2+ 2 SSRX1- 10 11 3 SSRX1+ 12 D213 GND 4 GND 14 SSTX2+ 5 SSTX1- 15 SSTX2- 6 SSTX1+ B_ 16 GND 7 GND 17 SSRX2+ F_USB30 1 20 8 D1- 9 D1+ 18 SSRX219 VBUS 1 10 NC 10 20 No Pin B SS 1 S 20 11 When the system is in S4/S5 mode, only the USB ports routed to the F_USB1 header can support 1 23 the ON/OFF Charge function. S •• 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. F_ U B_ - 33 - Hardware Installation S S3 B SS S
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