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Standard null-modem cable, Standard null modem cable – Paradyne 7612 SNMP DSU User Manual

Page 113

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Cables and Pin Assignments

E-5

7612-A2-GB20-10

November 1997

Standard Null-Modem Cable

A standard null-modem cable can be used to connect the Terminal port to an
external modem. This type of cable is used for asynchronous connections.

Pin 1

Pin 14

Pin 13

Pin 25

Pin 1

Pin 14

Pin 13

Pin 25

P2

Plug

Chassis Ground

TXD

RXD

RTS

CTS

DTR

Signal Ground

CD (RLSD)

DSR

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

Pin

97-15482

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

P1

Chassis Ground

TXD

RXD

RTS

CTS

DTR

Signal Ground

CD (RLSD)

DSR

Pin

P2

P1

Plug