X.21bis V.10/V.11 (RS-449) DCE Cable
PCS Cables A-5
X.21bis V.10/V.11 (RS-449) DCE Cable
The X.21bis V.10/V.11 (RS-449) DCE cable is used to connect a PCS port with a V.11 DCE interface
to a user device. (See Table A-5.)
Table A-5 X.21bis V.10/V.11 (RS449) DCE Cable
PCS Port
25-Pin Male
User Device
37-Pin Male Signals
1 1 Shield
10 37 102A
7 20 102B
2 4 103A
14 22 103B
3 6 104A
16 24 104B
4 7 105A
23 25 105B
5 9 106
7 27 102B
6 11 107
7 29 102B
20 12 108
10 30 102A
8 13 109A
9 31 109B
15 5 114A
13 23 114B
17 8 115A
12 26 115B
21 14 140
18 10 141
25 18 142