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
