Gigabyte GA-H270M-D3H Users Manual - Page 17

F_USB1/F_USB2 USB 2.0/1.1 Headers, LPT Parallel Port Header, COM Serial Port Header

Page 17 highlights

12) F_USB1/F_USB2 (USB 2.0/1.1 Headers) The headers conform to USGB.2QB.0O/F1M.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 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 GND No Pin 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. 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- 9 1 2 NSIN 7 NRTS- 10 2 3 NSOUT 8 NCTS- 4 NDTR- 9 NRI- 5 GND 10 No Pin 14) 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. Pin No. Definition Pin No. Definition 1 STB- 14 GND 2 AFD- 15 PD6 25 1 3 PD0 16 GND 4 ERR- 17 PD7 5 PD1 18 GND 26 2 6 INIT- 19 ACK- 7 PD2 20 GND 8 SLIN- 21 BUSY 9 PD3 22 GND 10 GND 23 PE 11 PD4 24 No Pin 12 GND 25 SLCT 13 PD5 26 GND - 17 -

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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
14) 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.
Pin No.
Definition
Pin No.
Definition
1
STB-
14
GND
2
AFD-
15
PD6
3
PD0
16
GND
4
ERR-
17
PD7
5
PD1
18
GND
6
INIT-
19
ACK-
7
PD2
20
GND
8
SLIN-
21
BUSY
9
PD3
22
GND
10
GND
23
PE
11
PD4
24
No Pin
12
GND
25
SLCT
13
PD5
26
GND
26
25
2
1
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
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.
10
9
2
1
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