Gigabyte GA-B75M-D3P User Manual page 22

13) F_USB30 (USB 3.0/2.0 Header)
The header conforms to USB 3.0/2.0 specification and can provide two USB ports. For purchasing the
optional 3.5" front panel that provides two USB 3.0/2.0 ports, please contact the local dealer.
14) 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.
• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 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
Pin No. Definition
10 11
1 20
TPM
w/housing
Voltage measurement points(G1.Sniper 3)
9 1
10 2
- 22 -
F_AUDIO(H)
Pin No. Definition
1 VBUS 11
2 SSRX1- 12
3 SSRX1+ 13
4 GND 14
DB_PORT
5 SSTX1- 15
6 SSTX1+ 16
7 GND 17
8 D1- 18
9 D1+ 19
Voltage measurement module(X58A-OC)
10 NC 20
PCIe power connector (SATA)(X58A-OC)
Pin No. Definition
BIOS Switcher (SW4)
1 Power (5V)
2 Power (5V)
3 USB DX-
4 USB DY-
5 USB DX+
6 USB DY+
7 GND
8 GND
9 No Pin
10 NC
D2+
D2-
GND
SSTX2+ BIOS Switcher (X58A-OC
SSTX2-
1
GND
1
SSRX2+
SSRX2-
VBUS
No Pin
PWM Switch (X58A-OC
DIP
1 2 3
3 2 1
DIP