Juniper EX8208 Hardware Manual page 149

Ensure that you have the following parts and tools available to install the adjustable mounting brackets:
A Phillips (+) screwdriver, number 1, 2, or 3, depending on the size of your rack mounting screws
A Phillips (+) screwdriver, number 2 to install the screws that connect the rear and front mounting
brackets
16 mounting screws appropriate for your rack to attach the four mounting bracket pieces to the rack
When you install the adjustable mounting brackets, the "arms" of the brackets overlap. The overlap area
adjusts the total bracket length to fit three standard rack sizes: 23.62 in. (600 mm), 30 in. (762 mm), and
31.5 in. (800 mm).
To install the mounting brackets in a four-post rack (see
1. Remove the adjustable mounting brackets from the accessory box.
2. Decide where to position the switch in the rack. If the rack is empty, position the switch in the lowest
possible location. See
3. Position the left front adjustable mounting bracket at the desired position in the left side of the rack
and line up its front screw holes with the holes in the rack. Use 4 mounting screws appropriate for your
rack to attach the left front bracket to the rack.
4. Position one of the rear brackets at the left rear of the rack on the same level as the left front bracket,
so that the rear bracket overlaps with the left front bracket. The screw holes for connecting the front
and rear brackets should overlap. Use 4 mounting screws appropriate for your rack to attach the rear
bracket to the rack.
5. Connect left front and rear brackets (see
a. Insert 6 of the screws provided with the mounting brackets into the overlapping bracket holes.
b. Hand tighten the screws fully (to 12–16 in.-lb torque) using a number 2 Phillips screwdriver.
"Rack Requirements" on page
Figure 37 on page
Figure 38 on page 151 and
118, and "Cabinet Requirements" on page
150):
Figure 39 on page 151):
119.
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