Gigabyte H470 HD3 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
14) COM (Serial Port Header)
S _
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.
S _
F_ U
Pin No. Definition
1
1
2
3
B_ 4
5
6
10
7
S
Pin No. Definition
1
1
2
3
2
4
5
• 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
B S S
3
from the power outlet to prevent damage to the USB bracket.
Pin No. Definition
9 1
1
2
3
B_
4
10 2
5
Pin No. Definition
VBUS 8 D1-
SSRX1- 9 D1+
SSRX1+ 10 NC
B S S
GND 11 D2+
SSTX1- 12 D2-
1
SSTX1+ 13 GND
GND 14 SSTX2+
S
1 2 3
Pin No. Definition
Power (5V) 6 USB DY+
Power (5V) 7 GND
USB DX- 8 GND
USB DY- 9 No Pin
USB DX+ 10 NC
S
S F
_
Pin No. Definition
NDCD- 6 NDSR-
NSIN 7 NRTS-
NSOUT 8 NCTS-
_
S _S
NDTR- 9 NRI-
GND 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_USB
_ _B _
S F_