Gigabyte GA-Z270X-Gaming User Manual page 21

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17) 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
F_USB30
10
• 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.
18) TPM (Trusted Platform Module Header)
You may connect a TPM (Trusted Platform Module) to this header.
19
20
19) THB_C (Thunderbolt
This connector is for a GIGABYTE Thunderbolt
S
1
S
_
S
_
Pin No. Definition
1
Power (5V)
1
F_ U
2
Power (5V)
2
3
USB DX-
4
USB DY-
5
USB DX+
B_
Pin No. Definition
1
1
LCLK
2
GND
3
LFRAME
2
4
No Pin
5
LRESET
6
NC
S
7
LAD3
8
LAD2
9
VCC3
10
LAD1
Add-in Card Connector)
add-in card.
B S S
3
Supports a Thunderbolt
B_
- 21 -
Pin No. Definition
6
USB DY+
7
GND
8
GND
9
No Pin
10
NC
B S S
1
Pin No. Definition
11
LAD0
12
GND
S
13
NC
14
NC
15
SB3V
1 2 3
16
SERIRQ
17
GND
18
NC
19
NC
20
NC
S
add-in card.
S F
_
_
S
_S
F_
_S
U
_ _
3
_
_B

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