Gigabyte B550M AORUS PRO AX User Manual page 19

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13) F_U32C (USB Type-C
The header conforms to USB 3.2 Gen 1 specification and can provide one USB port.
F_USB3
F_USB30 3
10
11
20
1
14) F_U32 (USB 3.2 Gen 1 Header)
The header conforms to USB 3.2 Gen 1 and USB 2.0 specification and can provide two USB ports. For
purchasing the optional 3.5" front panel that provides two USB 3.2 Gen 1 ports, please contact the local
dealer.
1
20
15) 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
1
10
2
• 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.
Header with USB 3.2 Gen 1 Support)
®
Pin No. Definition
1
VBUS
2
TX1+
3
TX1-
4
GND
5
RX1+
6
RX1-
7
VBUS
Pin No. Definition
1
VBUS
10
2
SSRX1-
3
SSRX1+
4
GND
11
5
SSTX1-
6
SSTX1+
7
GND
Pin No. Definition
1
Power (5V)
2
Power (5V)
3
USB DX-
4
USB DY-
5
USB DX+
- 19 -
_3
Pin No. Definition
Pin No. Definition
8
CC1
15
9
SBU1
16
10
SBU2
17
11
VBUS
18
12
TX2+
19
13
TX2-
20
14
GND
Pin No. Definition
Pin No. Definition
8
D1-
15
9
D1+
16
10
NC
17
11
D2+
18
12
D2-
19
13
GND
20
14
SSTX2+
Pin No. Definition
6
USB DY+
7
GND
8
GND
9
No Pin
10
NC
U
RX2+
RX2-
GND
D-
D+
CC2
SSTX2-
GND
SSRX2+
SSRX2-
VBUS
No Pin

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