Paradyne 3161-B3 - Manual (Page 212)

D. Pin Assignments
D-14 February 2001 3160-A2-GB21-90
Serial Crossover Cable
Use a serial crossover cable like the one shown in Figure D-10, Serial Crossover
Cable (with an adapter like that shown in Figure D-10 ) to connect an external
modem to the DSU/CSU’s COM port.
Figure D-10. Serial Crossover Cable
Pin 1
Pin 14
Pin 13
Pin 25
Pin 1
Pin 14
Pin 13
Pin 25
P2
Plug
Chassis Ground
TXD
RXD
RTS
CTS
DSR
Signal Ground
CD (RLSD)
DTR
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
Pin
497-15180a
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
P1
Chassis Ground
TXD
RXD
RTS
CTS
DSR
Signal Ground
CD (RLSD)
DTR
Pin P2
P1
Plug