Cisco ASR 920 Series Installing Manual page 21

Chapter 3 Installing the Cisco ASR 920 Series Router
The LED turns green when the router and the target device have an established link.
If the LED is off, the target device might not be turned on, there might be a cable problem, or there might
be problem with the adapter installed in the target device.
If necessary, reconfigure and restart the router or target device.
Step 5
Installing the Chassis Ground Connection
Before you connect the power or turn on the power to the Cisco ASR 920 Series Router, you must
provide an adequate chassis ground (earth) connection to your router.
This section describes how to ground the Cisco ASR 920 Series Router chassis. The grounding lug
location is on the back panel of the router.
Tip Ensure that the grounding lug wire does not cover the fan opening.
Figure 3-19
1
To ensure that the chassis ground connection that you provide is adequate, you need the following parts
and tools:
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•
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Caution
Warning This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available. Statement 1024
OL-32751-01
Attaching a Grounding Lug to the Rear of the Router
Grounding-lug
Ratcheting torque screwdriver with Phillips head that exerts up to 15 in.-lb (1.69 N-m) of torque for
attaching the ground wire to the router
Crimping tool as specified by the ground lug manufacturer
6-AWG or larger copper wire for the ground wire
Wire-stripping tools appropriate to the wire you are using
Before making connections to the Cisco ASR 920 Series Router, ensure that you disconnect
the power at the circuit breaker. Otherwise, severe injury to you or damage to the router may
occur.
Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide
Installing the Chassis Ground Connection
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