Rs-422/449 (Eia-449) Dce Cable Pinouts For The 1-Port Serial Mini-Physical Interface Module - Juniper SRX300 Series Reference Manual

RS-422/449 (EIA-449) DCE Cable Pinouts for the 1-Port Serial Mini-Physical Interface Module

Table 20 on page 37 gives the RS-422/449 DCE cable pinouts.
Table 20: RS-422/449 DCE Cable Pinouts for the 1-Port Serial Mini-PIM
DC-37 (DB-37)
LFH-60 Pin Pin
15 1
1 4
56 5
60 6
37 7
52 8
48 9
45 10
33 11
9 12
13 13
5 17
36 19
4 20
2 22
55 23
59 24
38 25
LFH-60 Pairing Description
- Shield Ground
2 Send Data (A)
55 Send Timing (A)
59 Receive Data (A)
38 Request to Send (A)
51 Receive Timing (A)
47 Clear to Send (A)
- Local Loopback
34 Data Mode (A)
10 Terminal Ready (A)
14 Receive Ready (A)
6 Terminal Timing (A)
- Signal Ground
- Receive Common
1 Send Data (B)
56 Send Timing (B)
60 Receive Data (B)
37 Request to Send (B)
37