GIGA-BYTE TECHNOLOGY GA-H270M-D3H User Manual

12) 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.
DEBUG
PORT
G.QBOFM
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. Denition PinNo. Denition
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
DEBUG
PORT
G.QBOFM
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
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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GIGA-BYTE TECHNOLOGY GA-H270M-D3H Specifications

General

Brand	GIGA-BYTE TECHNOLOGY
Model	GA-H270M-D3H
Category	Motherboard
Language	English