Gigabyte GA-AB350-Gaming User Manual - Page 18

__ 3 _ _B F_ U _ B SS S SF F_ U S3 S_ B SS 1 _S S 1 23 1 23 1 1 23 1 13) CLR_CMOS (Clear CMOS Jumper) Use this jumper to clear the BIOS configuration and reset the CMOS values to factory defaults. To clear the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds. Open: Normal 1 23 Short: Clear1 CMOS Values •• Always turn off your computer and unplug the power cord from the power outlet before clearing the CMOS values. •• After system restart, go to BIOS Setup to load factory defaults (select Load Optimized Defaults) or manually configure the BIOS settings (refer to Chapter 2, "BIOS Setup," for BIOS configurations). B_ S 14) 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"Gf.rQoBnOt FpManel that provides two USB 3.1 Gen 1 ports, please contact the local dealer. Pin No. Definition Pin No. Definition 1 VBUS 11 D2+ 1 10 2 SSRX1- 12 D2- 3 SSRX1+ 13 GND 4 GND 14 SSTX2+ 20 11 5 SSTX1- 15 SSTX2- 6 SSTX1+ 16 GND 7 GND 17 SSRX2+ 8 D1- 18 SSRX2- 9 D1+ 19 VBUS 10 NC 20 No Pin 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 optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. Pin No. Definition Pin No. Definition 1 Power (5V) 6 USB DY+ 9 1 10 2 2 Power (5V) 3 USB DX- 7 GND 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. •• 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_USB30 - 18 -