Gigabyte H470M DS3H - Page 19

Pin No. Denition Pin No. Denition Pin No. Denition
1 VBUS 8 D1- 15 SSTX2-
2 SSRX1- 9 D1+ 16 GND
3 SSRX1+ 10 NC 17 SSRX2+
4 GND 11 D2+ 18 SSRX2-
5 SSTX1- 12 D2- 19 VBUS
6
SSTX1+ 13
GND
20 No Pin
7 GND 14 SSTX2+
12) F_U32 (USB 3.2 Gen 1 Header)
The header conforms to USB 3.2 Gen 1 and USB 2.0 specication 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.
F_USB30
F_U
B_ 
F_  F_ 

_
B
BS_
B
SB_
B
_S

S_
_
B
_U
_
B


 
S  
 
123
 
123
 
123
 
123
1
1
1
1
BSS
S
_S 
SSU
 
1 2 3 4 5
 S3
BSSS

U
 __ 3
F_USB3F
S  _
S  _
S  _
SF


B_
B_
F
_0
S
S
_0F
_F
_
_
__B


U
S  _S
_
SF_
B 
USB0_B
B_
B_
F_USB3

F_USB303

_

_3U
S_
10
20 1
11
13) F_USB1/F_USB2 (USB 2.0/1.1 Headers)
The headers conform to USB 2.0/1.1 specication. Each USB header can provide two USB ports via an
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
Pin No. Denition Pin No. Denition
1 Power (5V) 6 USB DY+
2 Power (5V) 7 GND
3 USB DX- 8 GND
4 USB DY- 9 No Pin
5 USB DX+ 10 NC
• 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.
10
9
2
1
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.
Pin No. Denition Pin No. Denition
1 NDCD- 6 NDSR-
2 NSIN 7 NRTS-
3 NSOUT 8 NCTS-
4 NDTR- 9 NRI-
5 GND 10 No Pin
1
2
9
10
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