3-10
Cisco 3700 Series Routers Hardware Installation Guide
OL-2180-08
Chapter 3 Installing the Router
Installing the Chassis Ground Connection
Figure 3-13
Chassis Ground Connection Using Ring Terminal on a Cisco 3725 Chassis
After the router has been installed and properly grounded, you can connect the power wiring; the WAN,
LAN, and voice cables; and the cables for administrative access as required for your installation. For
cable connection procedures, see the
“Power Connections” section on page 3-11
, the
“Connecting WAN,
LAN, and Voice Cables” section on page 3-20
, and the
“Connecting to a Console Terminal or Modem”
section on page 3-22
.
Cisco 3745 Router Ground Connection
To install the ground connection on a Cisco 3745 router, perform the following steps:
Step 1
Strip one end of the ground wire to the length required for the ground lug or terminal.
•
For the NEBS ground lug—approximately 0.75 inch (20 mm)
•
For user-provided ring terminal—as required
Step 2
Crimp the ground wire to the ground lug or ring terminal, using a crimp tool of the appropriate size.
Step 3
Attach the ground lug or ring terminal to the chassis as shown in
Figure 3-14
or
Figure 3-15
. For a
ground lug, use the two screws with captive locking washers provided. For a ring terminal, use one of
the screws provided. Use a number 2 Phillips screwdriver, and tighten the screws to a torque of
8 to 10 in-lb (0.9 to 1.1 N-m).
Step 4
Connect the other end of the ground wire to a grounding point at your site.
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