Gigabyte GA-J3455N-D3H User Manual page 14

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9) 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.
20
10
10) 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 2 3
1
10
• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 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.
11) LPT (Parallel Port Header)
The LPT header can provide one parallel port via an optional LPT port cable. For purchasing the optional
LPT port cable, please contact the local dealer.
25
26
Pin No. Definition
1
VBUS
11
2
SSRX1-
3
SSRX1+
4
GND
5
SSTX1-
1
6
SSTX1+
7
GND
8
D1-
9
D1+
10
NC
Pin No. Definition
1
Power (5V)
1
2
Power (5V)
3
USB DX-
2
4
USB DY-
5
USB DX+
Pin No. Definition
1
STB-
2
AFD-
1
3
PD0
4
ERR-
5
PD1
2
6
INIT-
7
PD2
8
SLIN-
9
PD3
Pin No. Definition
11
D2+
12
D2-
13
GND
14
SSTX2+
15
SSTX2-
16
GND
17
SSRX2+
18
SSRX2-
19
VBUS
20
No Pin
Pin No. Definition
6
USB DY+
7
GND
8
GND
9
No Pin
10
NC
Pin No. Definition
10
GND
11
PD4
12
GND
13
PD5
14
GND
15
PD6
16
GND
17
PD7
18
GND
- 14 -
Pin No. Definition
19
ACK-
20
GND
21
BUSY
22
GND
23
PE
24
No Pin
25
SLCT
26
GND

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