Equipment Rack Guidelines; Installation Checklist - Cisco ASR-920-8S4Z-PD Hardware Installation Manual

Equipment Rack Guidelines

Equipment Rack Guidelines
The placement of a rack can affect personnel safety, system maintenance, and the system's ability to operate
within the environmental characteristics. Choose a proper location for the router by following the guidelines
described here.
Locating for Safety
If the router is the heaviest or the only piece of equipment in the rack, consider installing it at or near the
bottom to ensure that the rack's center of gravity is as low as possible.
For additional information about the proper placement of electronic equipment, consult the GR-63-CORE,
Network Equipment Building System (NEBS) Requirements: Physical Protection document
(www.telecom-info.telcordia.com).
Locating for Easy Maintenance
Avoid installing the router in a congested rack and consider how routing of cables from other pieces of
equipment in the same rack could affect access to the router.
The front and rear of the chassis must remain unobstructed to ensure adequate airflow and prevent overheating
inside the chassis.
To avoid problems during installation and ongoing operations, follow these general precautions when you
plan equipment locations and connections:
• Use the show environment all command regularly to check the internal system status. The environmental
• Keep the router off the floor and out of areas that collect dust.
• Follow ESD-prevention procedures to avoid damage to equipment. Damage from static discharge can

Installation Checklist

To assist you with your installation and to provide a record of what was done by whom and when, photocopy
the Router Installation Checklist shown in below table. Use this to record the completion and verification of
each procedure. After the checklist is completed, place it in your Site Log along with the other records pertaining
to your new Cisco router.
Table 9: Cisco Router Installation Checklist
Task
Date on which chassis received
Chassis and all accessories unpacked
Types and numbers of interfaces verified
Safety recommendations and guidelines reviewed
Installation Checklist copied
Cisco ASR 920-10SZ-PD and Cisco ASR-920-8S4Z-PD Aggregation Services Router Hardware Installation Guide
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monitor continually checks the interior chassis environment; it provides warnings about high temperature
and creates reports on other potentially dangerous occurrences. If warning messages are displayed, take
immediate action to identify the cause, and correct the problem.
cause immediate or intermittent equipment failure.
Verified By Date
Preparing for Installation