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Serial crossover cable, D-13 – Paradyne 3163 User Manual

Page 113

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Pin Assignments

D-13

3163-A2-GB20-10

March 1999

Serial Crossover Cable

Use a serial crossover cable like the one shown in

Figure D-9 (with an adapter like that shown in

Figure D-5

) to connect an external modem to the

DSU/CSU’s COM port.

Pin 1

Pin 14

Pin 13

Pin 25

Pin 1

Pin 14

Pin 13

Pin 25

P2

Plug

Chassis Ground

TXD

RXD

RTS

CTS

DSR

Signal Ground

CD (RLSD)

DTR

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

497-15180a

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

DSR

Signal Ground

CD (RLSD)

DTR

Pin

P2

P1

Plug

Figure D-9. Serial Crossover Cable