Cisco ASR 920 Series Installing Manual page 22

Installing the Chassis Ground Connection
Use copper conductors only. Statement 1025
Warning
When installing the unit, the ground connection must always be made first and disconnected last.
Warning
Statement 42
This unit is to be installed in a restrictive access location and must be permanently grounded to a
minimum 6-AWG copper ground wire.
Perform the following procedure to ground the Cisco ASR 920 Series Router using a 2-hole lug and the
corresponding mounting point. Most carriers require a minimum 6-AWG ground connection. Verify your
carrier's requirements for the ground connection.
If your ground wire is insulated, use a wire-stripping tool to strip the ground wire to 0.5 inch ± 0.02 inch
Step 1
(12.7 mm ±0.5 mm)
Figure 3-20
Slide the open end of your 2-hole ground lug over the exposed area of the ground wire.
Step 2
Using a crimping tool (as specified by the ground lug manufacturer), crimp the ground lug to the ground wire
Step 3
as shown in
Figure 3-21
Use a Phillips head screwdriver to attach the 2-hole ground lug and wire assembly to the router with the
Step 4
2 pan-head Phillips head screws.
Connect the other end of the ground wire to a suitable grounding point at your site.
Step 5
Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide
3-22
(Figure 3-20).
Stripping a Ground Wire
0.5 in. (12.7 mm) ± 0.02 in. (0.5 mm)
Insulation
Figure 3-21.
Crimping a Ground Lug on to the Ground Wire
Chapter 3
Wire lead
Installing the Cisco ASR 920 Series Router
OL-32751-01