Chapter 13: Network Cable Specifications and Connector Pinouts

RS-422/449 (EIA-449) DCE Cable Pinout

Table 75: RS-422/449 (EIA-449) DCE Cable Pinout

LFH-60 Pin

DC-37 (DB-37) Pin

LFH-60 Pairing

Description

15

1

Shield Ground

1

4

2

Send Data (A)

56

5

55

Send Timing (A)

60

6

59

Receive Data (A)

37

7

38

Request to Send (A)

52

8

51

Receive Timing (A)

48

9

47

Clear to Send (A)

45

10

Local Loopback

33

11

34

Data Mode (A)

9

12

10

Terminal Ready (A)

13

13

14

Receive Ready (A)

5

17

6

Terminal Timing (A)

36

19

Signal Ground

4

20

Receive Common

2

22

1

Send Data (B)

55

23

56

Send Timing (B)

59

24

60

Receive Data (B)

38

25

37

Request to Send (B)

51

26

52

Receive Timing (B)

47

27

48

Clear to Send (B)

34

29

33

Data Mode (B)

10

30

9

Terminal Ready (B)

14

31

13

Receiver Ready (B)

6

35

5

Terminal Timing (B)

57

37

Send Common

26 to 25

Serial PIM Cable Specifications 227

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Image 249
Juniper Networks J4350, J6350 manual RS-422/449 EIA-449 DCE Cable Pinout