Paradyne Compshere 3000 Series Installation Manual page 79

Standard EIA-232-D Crossover Cable
A standard EIA-232-D crossover cable can be used to
connect to an external modem. Refer to Figure B-10.
Pin 14
Pin 1
Pin 13
Pin 25
Chassis Ground
Signal Ground
CD (RLSD)
3000-A2-GA31-D0
P1
Plug
P1 Pin
1
TXD 2
RXD 3
RTS 4
CTS 5
DSR 6
7
8
9
10
11
12
13
14
15
16
17
18
19
DTR 20
21
22
23
24
25
Figure B-10. Standard EIA-232-D Crossover Cable
T1 CSU and T1 DSU/CSU Interface Connectors
P2
Plug
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
July 1999
Pin 1
Pin 14
Pin 25
Pin 13
P2
Chassis Ground
TXD
RXD
RTS
CTS
DSR
Signal Ground
CD (RLSD)
DTR
497-15180a
B-9