Installing The Mounting Hardware; Installing The Mx240 Router Mounting Hardware For A Rack Or Cabinet; Table 87: Four-Post Rack Or Cabinet Mounting Hole Locations - Juniper MX240 Hardware Manual

CHAPTER 15

Installing the Mounting Hardware

Installing the MX240 Router Mounting Hardware for a Rack or Cabinet

Copyright © 2017, Juniper Networks, Inc.
Installing the MX240 Router Mounting Hardware for a Rack or Cabinet on page 167
Moving the Mounting Brackets for Center-Mounting the MX240 Router on page 169
The router can be installed in a four-post rack or cabinet or an open-frame rack. Install
the mounting hardware on the rack before installing the router.
Install the mounting shelf, which is included in the shipping container, before installing
the router. We recommend that you install the mounting shelf because the weight of a
fully loaded chassis can be up to 128 lb (58.1 kg).
Table 87 on page 167 specifies the holes in which you insert cage nuts and screws to install
the mounting hardware required (an
distances are relative to one of the standard U divisions on the rack. The bottom of all
mounting shelves is at 0.04 in. (0.02 U) above a "U" division.

Table 87: Four-Post Rack or Cabinet Mounting Hole Locations

Hole Distance Above U Division
4 2.00 in. (5.1 cm)
3 1.51 in. (3.8 cm)
2 0.88 in. (2.2 cm)
1 0.25 in. (0.6 cm)
To install the mounting shelf on the front rails of a four-post rack or cabinet, or the rails
of an open-frame rack:
If needed, install cage nuts in the holes specified in
1.
On the back of each rack rail, partially insert a mounting screw into the lowest hole
2.
specified in Table 87 on page
indicates a mounting hole location). The hole
X
1.14 U
0.86 U
0.50 U
0.14 U
Table 87 on page
167.
Mounting Shelf
X
X
X
X
167.
167