Cables and Pin Assignments

Terminal Port EIA-232 Connector

The Terminal port connects to a PC or VT100-compatible terminal.

Signal

Direction

Pin #

 

 

 

Transmit Data (TXD)

To DSU/CSU (In)

2

 

 

 

Received Data (RXD)

From DSU/CSU (Out)

3

 

 

 

Request to Send (RTS)

To DSU/CSU (In)

4

 

 

 

Clear to Send (CTS)

From DSU/CSU (Out)

5

 

 

 

Data Set Ready (DSR)

From DSU/CSU (Out)

6

 

 

 

Signal Ground (SG)

Ð

7

 

 

 

Carrier Detect (CD)

From DSU/CSU (Out)

8

 

 

 

Data Terminal Ready (DTR)

To DSU/CSU (In)

20

 

 

 

10BaseT Connector

Use a standard 10BaseT cable to connect the DSU to an Ethernet LAN. A cable is provided with the DSU.

The following table defines the pinouts for the 10BaseT port. It is an 8-pin, unkeyed jack.

Use

Pin #

 

 

Transmitted Data +

1

 

 

Transmitted Data ±

2

 

 

Received Data +

3

 

 

NC

4

 

 

NC

5

 

 

Received Data ±

6

 

 

NC

7

 

 

NC

8

 

 

NC = Not connected (unused).

 

 

 

7112-A2-GB20-20

March 1998

E-3

Page 141
Image 141
Paradyne 7112 manual Terminal Port EIA-232 Connector, 10BaseT Connector, Signal Direction Pin #, Use Pin #