Wan Cable-Minimum Pin-Outs; X.21 Wan Cable—Minimum Pin-Outs - HP J2600A Installation Manual

Cables and Connectors
Cable and Connector Pin-Outs
X.21 WAN Cable—Minimum Pin-Outs
WAN link end
15-pin male
A-6
Router end X.21 Signal Name and Circuit
62-pin male
2 17 T Send Data, A
3 16 C Control, A
4 1 R Receive Data, A
5 4 I Indicator, A
6 3 S Send Timing, A
8 9 G Ground
32
47
9 38 T Send Data, B
10 37 C Control, B
11 22 R Receive Data, B
12 25 I Indicator, B
13 24 S Send Timing, B