Installing The T640 Router Mounting Hardware; Verifying The T640 Rack-Mounting Hardware Received; Before You Install The T640 Rack-Mounting Hardware - Juniper T640 Hardware Manual

CHAPTER 7
Installing the T640 Router Mounting
Hardware

Verifying the T640 Rack-Mounting Hardware Received

Related
Documentation

Before You Install the T640 Rack-Mounting Hardware

Copyright © 2010, Juniper Networks, Inc.
Verifying the T640 Rack-Mounting Hardware Received on page 77
Before You Install the T640 Rack-Mounting Hardware on page 77
Installing the T640 Mounting Hardware for a Four-Post Rack or Cabinet on page 78
Installing the T640 Mounting Hardware for an Open-Frame Rack on page 81
The following mounting hardware is shipped with the T640 Core router:
Large mounting shelf—Required for all mounting options.
Small mounting shelf—Required only for four-post rack or cabinet.
Front-mounting flanges on the front of the chassis—Required for four-post rack or
cabinet, and for front-mounting in an open-frame rack.
Spacer bars—Required only for four-post rack or cabinet.
Center-mounting brackets— Required only for front-mounting in an open-frame rack.
Figure 4 on page 15 shows the mounting brackets and the front-mounting flanges.
T640 Chassis Description on page 13
Unpacking the T640 Router on page 71
Verifying the T640 Router Parts Received on page 73
The router can be installed in a four-post rack or cabinet or an open-frame rack. Before
you install the T640 router, you install the mounting hardware on the rack. The procedure
for installing the mounting hardware depends on the type of rack and how you are
mounting the router.
In an open-frame rack, center-mounting is generally preferable to front-mounting because
the more even distribution of weight provides greater stability. If you center-mount the
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