Gigabyte GA-X99-Gaming G1 WIFI User Manual page 36

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.
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• 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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17) THB_C (Thunderbolt Add-In Card Connector)
This connector is for a GIGABYTE Thunderbolt add-in card.
S _
Supports a Thunderbolt
S _
Hardware Installation
B_
S
9 1
10 2
B S S S
S F
B_
1
add-in card.
™
- 36 -
B S S
1
_S
S
Pin No. Definition
1 2 3
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
U
Pin No. Definition
1 GPIOA
2 GPIOB
3 N_-SLP_S3
4 N_-S4_S5
5 GND
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