RS-449/RS-422/V.36 WAN Cable—Minimum Pin-Outs
WAN link
end 37-pin male
Router end
62-pin male
RS-449 Signal Name
and Circuit
4 17 SD Send Data, A
5 2 ST Send Timing, A
6 1 RD Receive Data, A
7 15 RS Request to Send, A
8 3 RT Receive Timing, A
9 4 CS Clear to Send, A
10 54 Reserved
11 5 DM Data Mode, A
12 16 TR Terminal Ready, A
13 6 RR Receiver Ready, A
14 53 Reserved
15 48 Reserved
16 55 Reserved
17 14 TT Terminal Timing, A
18 8 Reserved
19 9 SG Signal Ground
30
32
20 47 Reserved
22 38 SD Send Data, B
23 23 ST Send Timing, B
24 22 RD Receive Data, B
25 36 RS Request to Send, B
26 24 RT Receive Timing, B
27 25 CS Clear to Send, B
28 33 Reserved
29 26 DM Data Mode, B
30 37 TR Terminal Ready, B
31 27 RR Receiver Ready, B
33 29 Reserved
34 34 Reserved
35 35 TT Terminal Timing, B
37 10 SC Send Common
Cables and Connectors
Cable and Connector Pin-Outs
A-7