Cisco 3000 Series - Page 76

Serial Cable Pinouts
12-0740-02 Connections
50 Pin 34 Pin
Type Signal
Name Direction
J1-39 J2-C Twisted Pair RTS
J1-Shield J2-Shield Not Used
Jl-17 Jl-5
Jumper
DCE Mode
To Ground
Ji-Shield J2-Shield
Single
Not Used
Jl-352 Jl-36
Resistor TXD RTo Ground
Jl-19 Jl-38
Resistor TXD
Jl-37 Jl-44
Resistor SCTE RTo Ground
Jl-21 J1-48 Resistor SCTE
Jl-42 J2-H Twisted Pair DTR
Jl-44 J2-B Ground
Jl-40 J2-D
Twisted Pair CTS
JlShield J2-Shield
Not Used
11-Shield J2-Shield
Twisted Pair
Ji-Shield J2-Shield
Any pin
not referenced on connector is not connected
See
Figure
A-3 Resistor 301
ohms 1/4W
1%
If the routers serial
port
is labeled with
V2 as
shown in
Figure
A-4
then for
optimum performance
use
the version of the cable with the
part
number in -02
for example
72-0671-02
IIDTE
Console
port
DB-25
On/Off switch
Power
AUX
port
Ethernet Serial
V2
DB-25 port port
Figure
A-4 Serial Port Labeled V2
Cabling Specifications
A-9