Table 14: Site Preparation Checklist
(continued)
Date
Performed By
For More Information
Item or Task
“M40e Rack Size and Strength” on
page 69
Verify that your rack meets the minimum
requirements for the installation of the router.
“M40e Clearance Requirements for
Airflow and Hardware Maintenance”
on page 71
Plan rack location, including required space
clearances.
“M40e Connection to Building
Structure” on page 71
If a rack is used, secure rack to floor and building
structure.
Cables
“Calculating Power Budget for
Fiber-Optic Cable for M Series, MX
Series, and T Series Routers” on
page 285
“Calculating Power Margin for
Fiber-Optic Cable for M Series, MX
Series, and T Series Routers” on
page 286
Acquire cables and connectors:
•
Determine the number of cables needed
based on your planned configuration.
•
Review the maximum distance allowed for
each cable. Choose the length of cable based
on the distance between the hardware
components being connected.
“Maintaining M40e PICs and PIC
Cables” on page 139
Plan the cable routing and management.
Related
Documentation
M40e Chassis Description on page 8
•
•
M40e Router Physical Specifications on page 269
•
M40e Chassis Lifting Guidelines on page 235
•
General Safety Guidelines and Warnings for M Series, MX Series, and T Series Routers
on page 229
•
M40e Router Environmental Specifications on page 271
M40e Rack Requirements
The M40e Multiservice Edge Router must be installed in a rack. Many types of racks are
acceptable, including 4-post (telco) racks and open-frame racks. An example of a
open-frame rack appears in “M40e Rack Size and Strength” on page 69.
The following sections describe rack requirements:
•
M40e Rack Size and Strength on page 69
•
Spacing of the M40e Mounting Holes on page 70
•
M40e Connection to Building Structure on page 71
Copyright © 2010, Juniper Networks, Inc.
68
M40e Multiservice Edge Router Hardware Guide
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