Serial Crossover Cable - Paradyne 3160-A3 Operator's Manual

D. Pin Assignments

Serial Crossover Cable

Use a serial crossover cable like the one shown in
Cable
modem to the DSU/CSU's COM port.
Figure D-10. Serial Crossover Cable
D-14
(with an adapter like that shown in
Pin 14
P1
Plug
Pin 1
Pin 13
Pin 25
P1 Pin
Chassis Ground 1
TXD 2
RXD 3
RTS 4
CTS 5
DSR 6
Signal Ground 7
CD (RLSD) 8
9
10
11
12
13
14
15
16
17
18
19
DTR 20
21
22
23
24
25
February 2001
Figure D-10, Serial Crossover
Figure D-10) to connect an external
P2
Plug
Pin
1 Chassis Ground
TXD
2
RXD
3
4 RTS
5 CTS
6 DSR
7 Signal Ground
8 CD (RLSD)
9
10
11
12
13
14
15
16
17
18
19
20 DTR
21
22
23
24
25
3160-A2-GB21-90
Pin 1
Pin 14
Pin 25
Pin 13
P2
497-15180a