Gigabyte GA-X99-Gaming G1 WIFI - Page 36

Hardware Installation
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16) F_USB1/F_USB2 (USB 2.0/1.1 Headers)
 TheheadersconformtoUSB2.0/1.1specication.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. Denition
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
DEBUG
PORT
G.QBOFM
10
9
2
1
• 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.
Supports a Thunderbolt
™
add-in card.
17) THB_C (Thunderbolt Add-In Card Connector)
This connector is for a GIGABYTE Thunderbolt add-in card.
Pin No. Denition
1 GPIOA
2 GPIOB
3 N_-SLP_S3
4 N_-S4_S5
5 GND
F_USB30
F_U
B_ 
F_  F_ 

_
B
BS_
B
SB_
B
_S

S_
_
B
_U
_
B


 
S  
 
123
 
123
 
123
 
123
1
1
1
1
BSS
S
_S 
SSU
 
1 2 3  
 S3
BSSS
U
 __ 3
F_USB3F
S  _
S  _
S  _
SF


B_
F
_0
S
S
_0F
_F
1