Gigabyte GA-Z87-DS3H - Page 28

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Hardware Installation
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9
2
1
14) COMA (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
1 NDCD-
2 NSIN
3 NSOUT
4 NDTR-
5 GND
6 NDSR-
7 NRTS-
8 NCTS-
9 NRI-
10 NoPin
13) F_USB1/F_USB2/F_USB3 (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.
DEBUG
PORT
G.QBOFM
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9
2
1
PinNo. Denition
1 Power(5V)
2 Power(5V)
3 USBDX-
4 USB DY-
5 USBDX+
6 USB DY+
7 GND
8 GND
9 NoPin
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.