Installing The Mounting Hardware For A Front-Mount Open-Frame Rack; Chapter 5 Installing The M120 Router Mounting Hardware; Figure 23: Installing The M120 Mounting Hardware For A Four-Post Rack Or - Juniper Networks Hardware Manual

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Installing the Mounting Hardware for a Front-Mount Open-Frame Rack

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Figure 23: Installing the M120 Mounting Hardware for a Four-Post Rack
or Cabinet
M120 Rack Mounting Requirements on page 39
M120 Site Preparation Checklist on page 37
Installation Safety Warnings for M Series, MX Series, and T Series Routers on page 195
If you are installing the router in a front-mount open-frame rack, you must first install
the large mounting shelf on the rack and remove the mounting brackets from the chassis.
The small mounting shelf and the spacer bars are not needed.
Table 20 on page 52 specifies the holes in which you insert screws to install the mounting
hardware in an open-frame rack (an
distances are relative to one of the standard U divisions on the rack. For reference, the
bottom of all mounting shelves is at 0.04 in. (0.02 U) above a U division.
Chapter 5: Installing the M120 Router Mounting Hardware
indicates a mounting hole location). The hole
X
51