Gigabyte GA-X99M-Gaming 5 User Manual page 33

15) F_USB30_1/F_USB30_2 (USB 3.0/2.0 Header)
The headers conform 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.
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.
• 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.
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20
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
1
9 1
2
10 2
3
4
5
6
7
8
9
10
- 33 -
10
11
D2+
D2-
GND
SSTX2+
SSTX2-
GND
SSRX2+
SSRX2-
VBUS
No Pin
Power (5V)
Power (5V)
USB DX-
USB DY-
USB DX+
USB DY+
GND
GND
No Pin
NC
Hardware Installation