Figure 199: Attaching A Mounting Rail To The Qfx3500 - Juniper QFabric QFX3000-G Hardware Documentation

QFX3000-G QFabric System Hardware Documentation
Four Mounting Rails Procedure
478
Ensure that the device chassis is level by verifying that all the screws on the front of
6.
the rack are aligned with the screws at the back of the rack.
With two mounting screws—and cage nuts and washers if your rack requires
7.
them—slide the second rear mounting blade into the blade receptacle on the chassis,
and secure it to the rear of the rack by tightening the screws. You might need to loosen
and adjust the first mounting blade to install the second blade.
To mount the device on four posts in a rack using a four -rail kit:
Attach the ESD grounding strap to your bare wrist and to a site ESD point.
1.
Decide whether the management end of the device or the ports are to be placed at
2.
the front of the rack.
Align the holes in the mounting rail with the button fasteners on the side of the device
3.
and slide the holes over the fasteners to click into place. See
see the proper alignment.

Figure 199: Attaching a Mounting Rail to the QFX3500

With three mounting screws—and cage nuts and washers if your rack requires
4.
them—attach the mounting rail to the device. Tighten the screws.
Repeats steps 3 and 4 on the opposite side of the device. One end of the device now
5.
has front facing mounting holes, the other end none.
With two mounting screws—and cage nuts and washers if your rack requires
6.
them—attach one of the rear installation blades to the rear of the rack at the point
where you want to mount the device. Tighten the screws. The blade helps support
the rear of the chassis. You install the second rear installation blade after securing
both front mounting brackets. See
rear blade.
Grasp both sides of the device, lift it, and position it in the rack so that the blade
7.
receptacle at the rear of the chassis catches and slides onto the installation blade.
See Figure 174 on page
Figure 197 on page 477
439.
Figure 171 on page 438
for detail on installing the
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