Gigabyte H310N User Manual - Page 16

9) SPEAKER (Speaker Header) Connects to the speaker on the chassis front panel. The system reports system startup status by issuing a beep code. One single short beep will be heard if no problem is detected at system startup. Pin No. Definition 1 VCC 2 NC 1 3 NC 4 SPK- F_USB30 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. 20 1 Pin No. Definition 1 VBUS Pin No. Definition 8 D1- Pin No. Definition 15 SSTX2- 2 SSRX1- 9 D1+ 16 GND 3 SSRX1+ B_ 4 GND 10 NC B SS 11 D2+ 17 SSRX2+ 18 SSRX2- 5 SSTX1- 12 1 D2- 19 VBUS 11 10 6 SSTX1+ 7 GND 13 GND 14 SSTX2+ _S 20 No Pin 1 23 1 1 23 1 1 23 1 S 11) F_USB (USB 2.0/1.1 Header) The header conforms 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 bracke1t,2p3 lease contact the local dealer. S 12 Pin No. Definition Pin No. Definition 1 Power (5V) 6 USB DY+ 2 Power (5V) 7 GND 3 USB DX- 8 GND 9 10 4 USB DY- 9 No Pin 5 USB DX+ 10 NC S3 B SS S U __ 3 •• 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. S_ S F - 16 - _ _ _B F_ S F_USB _