Gigabyte ga-z170-hd3p [18/44] F_usb1 f_usb2 usb 2 1 headers

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 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

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 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.

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

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