Gigabyte H470M DS3H User Manual page 19

F_USB30
12) 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.
20
11
13) 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
10
S
S _
14) COM (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the optional
COM port cable, please contact the local dealer.
9
10
S _
F_ U
Pin No. Definition
1
1 VBUS
2 SSRX1-
3 SSRX1+
4 GND
B_
5 SSTX1-
6 SSTX1+
10
7 GND
S
Pin No. Definition
1 Power (5V)
1
2 Power (5V)
2
3 USB DX-
4 USB DY-
5 USB DX+
• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header.
B S S
3
• 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.
Pin No. Definition
1 NDCD-
1 2 NSIN
B_
2
3 NSOUT
4 NDTR-
5 GND
Pin No. Definition
8 D1-
9 D1+
10 NC
B S S
11 D2+
12 D2-
1
13 GND
14 SSTX2+
S
1 2 3
Pin No. Definition
6 USB DY+
7 GND
8 GND
9 No Pin
10 NC
S
S F
_
Pin No. Definition
6 NDSR-
7 NRTS-
_
S _S
8 NCTS-
9 NRI-
10 No Pin
- 19 -
_
F_
Pin No. Definition
15 SSTX2-
16 GND
17 SSRX2+
18 SSRX2-
19 VBUS
20 No Pin
_S
U
_ _ 3
F
S
F_US
_
_ _B
S F_