Gigabyte B450M DS3H User Manual - Page 17

F_USB30 USB 3.1 Gen 1 Header, F_USB1/F_USB2 USB 2.0/1.1 Headers, COM Serial Port Header

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11) F_USB30 (USB 3.1 Gen 1 Header) The header conforms to USB 3.1 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 3.1 Gen 1 ports, please contact the local dealer. Pin No. Definition Pin No. Definition 1 VBUS 11 D2+ 1 10 2 SSRX1- 12 D2- F_USB30 F_3U SSRX1+ 13 GND F_ 4 GND 14 SSTX2+ 20 11 5 SSTX1- 15 SSTX2- 6 SSTX1+ 16 GND 7 GND 17 SSRX2+ 8 D1- 18 SSRX2- 9 D1+ 19 VBUS 10 NC 20 No Pin 1 23 1 B SS B_ 12) F_USB1/F_USB2 (USB 2.0/1.1 Headers) 1 The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB po_Srts via an optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. 1 23 1 1 23 1 9 1 10 2 Pin No. 1 2 3 4 5 Definition Power (5V) Power (5V) USB DXUSB DYUSB DX+ Pin No. 6 7 8 9 10 Definition USB DY+ GND S GND No Pin NC 1 23 S •• 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. 13) 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, plSease3 contact the local dealeBr. S S S U __ 3 Pin No. Definition Pin No. Definition 9 1 10 2 S_ 1 NDCD2 NSIN 3 NSOUT 4 NDTR- S F 5 GND 6 NDSR- 7 NRTS- 8 NCTS- 9 NRI- _ 10 No Pin - 17 - B_ S _S _ _ _B

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Pin No.
Definition
Pin No.
Definition
1
VBUS
11
D2+
2
SSRX1-
12
D2-
3
SSRX1+
13
GND
4
GND
14
SSTX2+
5
SSTX1-
15
SSTX2-
6
SSTX1+
16
GND
7
GND
17
SSRX2+
8
D1-
18
SSRX2-
9
D1+
19
VBUS
10
NC
20
No Pin
11) F_USB30 (USB 3.1 Gen 1 Header)
The header conforms to USB 3.1 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 3.1 Gen 1 ports, please contact the local
dealer.
10
11
1
20
12) 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.
Pin No.
Definition
Pin No.
Definition
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
13) 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.
Definition
Pin No.
Definition
1
NDCD-
6
NDSR-
2
NSIN
7
NRTS-
3
NSOUT
8
NCTS-
4
NDTR-
9
NRI-
5
GND
10
No Pin
10
9
2
1
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