ADC MM702G Manuel D’Utilisation

The following table shows the signal on each pin of the 10Base-T port connector when the 
switch is in either the MDI or the MDI-X position. The connector for this interface is an RJ-45. 
See 

 for the location of this port.

The following table gives the signal designations and pin numbers for each end of the RJ-45 to 
RS-232 cable that is used between the modem Console port (RJ-45) and the PC Serial port 
(DB-9).

1

3

TX+

Transmit  Data  (+)

2

6

TX-

Transmit  Data  (-)

3

1

RD+

Receive Data (+)

4

4

Not used

Not used

5

5

Not used

Not used

6

2

RD-

Receive Data (-)

7

7

Not used

Not used

8

8

Not used

Not used

1

RTS

Ground

2

DTR

Ground

3

3

TxD

Transmit Data

4

GND

Ground

5

5

GND

Ground

2

6

RxD

Receive Data

7

DSR

Ground

8

CTS

Ground