M7I Chassis Description; Figure 1: Front Of Chassis; Figure 2: Rear Of Chassis - Juniper M7I Hardware Manual

M7i Multiservice Edge Router Hardware Guide

M7i Chassis Description

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The router chassis is a rigid sheet metal structure that houses the other hardware
components. The chassis is 17.5 in. (44.5 cm) wide and 18 in. (45.7 cm) deep. The chassis
height of 3.5 in. (8.9 cm) enables stacked installation of 21 M7i routers in a single
floor-to-ceiling rack. For more information, see "M7i Router Rack Requirements" on
page 36.
The two mounting brackets (one on each side) extend the chassis width to 19 in.
(48.2 cm).

Figure 1: Front of Chassis

Figure 2: Rear of Chassis

The chassis includes the following electrical safety components:
One electrostatic discharge (ESD) points (banana plug receptacles), at the front of
the chassis, as shown in Figure 1 on page 6.
Two internally threaded inserts providing grounding points for the router.
WARNING: Before removing or installing components of a functioning router,
attach an ESD strap to an ESD point and place the other end of the strap
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