Gigabyte GA-B250M-DS3H Users Manual - Page 17

F_USB30 9) SPDIF_O (S/PDIF Out Header) This header supports digital S/PDIF Out and connects a S/PDIF digital audio cable (provided by expansion cards) for digital audio output from your motherboard to certain expansion cards like graphics cards and sound cards. For example, some graphics cards may require you to use a S/PDIF digital audio cable for digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display to the graphics card and have digital audio output from the HDMI display at the same time. For information about connecting the S/PDIF digital audio cable, carefully read the manual for your expansion card. Pin No. Definition 1 1 SPDIFO 2 GND F_ U F_ 10) F_USB30 (USB 3.1 Gen 1 Header) The header conforms to USB 3.1 Gen 1 and USB 2.0 specification and can provide two USB ports. For purchasing the optional 3.5" front panel that provides two USB 3.1 Gen 1 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 B_ 5 GND SSTX1- 14 SSTX2+ 15 B SSSSTX2- 6 SSTX1+ 16 GND1 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 11) 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 1 23 optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. S Pin No. Definition Pin No. Definition 1 Power (5V) 6 USB DY+ 9 10 1 2 2 Power (5V) 7 GND 3 USB DX- 8 GND 4 USB DY- 9 No Pin 5 USB DX+ 10 NC •• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header. S ••3Prior to installing the USBBSbSrackeSt, be sure to turn off your cUomputer and unplug the power cord from the power outlet to prevent damage to the USB bracket. __ 3 S_ SF _ - 17 - B_ S _S _ _ _B F_ S F_USB