Cisco ASR-920-24SZ-IM, Руководство по установке оборудования

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• 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 920-24SZ-IM, ASR-920-24SZ-M, ASR-920-24TZ-M
Router, ensure that you disconnect the power at the circuit breaker. Otherwise, severe injury to you or
damage to the router may occur.
Caution
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
Warning
Use copper conductors only. Statement 1025
Warning
When installing or replacing the unit, the ground connection must always be made first and disconnected
last. Statement 1046
Warning
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 920-24SZ-IM, ASR-920-24SZ-M, ASR-920-24TZ-M
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.
SUMMARY STEPS
1. If your ground wire is insulated, use a wire-stripping tool to strip the ground wire to 0.5 inch ± 0.02 inch
(12.7 mm ±0.5 mm) (See the figure below).
2.
Slide the open end of your 2-hole ground lug over the exposed area of the ground wire.
3. Using a crimping tool (as specified by the ground lug manufacturer), crimp the ground lug to the ground
wire as shown in the figure below.
4.
Use a Phillips head screwdriver to attach the 2-hole ground lug and wire assembly to the router with the
2 pan-head Phillips head screws.
5. Connect the other end of the ground wire to a suitable grounding point at your site.
Cisco ASR-920-24SZ-IM, ASR-920-24SZ-M, ASR-920-24TZ-M Aggregation Services Router Hardware Installation
Guide
99
Installing the Router
Installing the Chassis Ground Connection