Hardware Specifications

10Base-T Port (RJ-45)

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 “Connect Cables” on page 3 for the location of this port.

MDI

MDI-X

Signal

Description

 

 

 

 

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

 

 

 

 

Console Port (RJ-45)

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).

PC RS-232 Serial Port

Modem

 

 

Console

Signal

Description

(DB-9)

(RJ-45)

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

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MM701G and MM702G User Manual