Gigabyte GA-AB350-Gaming 3 User Manual page 18

14) 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
Short: Clear CMOS Values
1
• 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).
15) 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.
1
10
20 11
16) 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.
9 1
10 2
• 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.
1 2 3
Pin No. Definition Pin No. Definition
1 VBUS 11
2 SSRX1- 12
3 SSRX1+ 13
4 GND 14
5 SSTX1- 15
6 SSTX1+ 16
7 GND 17
8 D1- 18
9 D1+ 19
10 NC 20
Pin No. Definition Pin No. Definition
1 Power (5V) 6
2 Power (5V) 7
3 USB DX- 8
4 USB DY- 9
5 USB DX+ 10
- 18 -
D2+
D2-
GND
SSTX2+
SSTX2-
GND
SSRX2+
SSRX2-
VBUS
No Pin
USB DY+
GND
GND
No Pin
NC