DB-9 Connector Pinouts for the Console Port

1

DCD

<–

Carrier Detect

2

RxD

<–

Receive Data

3

TxD

–>

Transmit Data

4

DTR

–>

Data Terminal Ready

5

Ground

—

Signal Ground

6

DSR

<–

Data Set Ready

7

RTS

–>

Request To Send

8

CTS

<–

Clear To Send

9

RING

<–

Ring Indicator