Intel GA-EQ45M-S2 - Manual (Page 31)

Hardware Installation - 31 -
16/17) COMA/COMB (Serial Port Header, White)
The COMA/COMB 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
1 NDCD-
2 NSIN
3 NSOUT
4 NDTR-
5 GND
6 NDSR-
7 NRTS-
8 NCTS-
9 NRI-
10 No Pin
15) F_USB1/F_USB2/F_USB3 (USB Headers, Yellow)
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
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 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.
9
1
10
2
10
9
2
1
COMA
10 9
2 1
COMB