Cisco Catalyst 2900 Mounting Instructions page 6

Installing the Chassis in the Rack
Step 3
Step 4
Step 5
Warning
and level.To prevent bodily injury when mounting or servicing this unit in a rack, you must
take special precautions to ensure that the system remains stable. The following guidelines
are provided to ensure your safety:
This concludes the rack-mount installation.
3-6 Catalyst 2900 User Guide
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If the rear of the chassis will be in the front of the rack, insert the front of the
chassis between the mounting posts, and align the four mounting holes in the
L bracket with the four mounting holes in the equipment rack.
A third person should install the ten-32 x 3/4 inch slotted binder-head mounting
screws through the elongated holes in the L bracket and into the threaded holes in
the mounting post.
Use your tape measure and level to ensure that the chassis is installed straight and
level.
Make sure that your path to the rack is unobstructed.
Use your tape measure and level to ensure that the chassis is installed straight
— This unit should be mounted at the bottom of the rack if it is the only
unit in the rack.
— When mounting this unit in a partially filled rack, load the rack from
the bottom to the top with the heaviest component at the bottom of the
rack.
— If the rack is provided with stabilizing devices, install the stabilizers
before mounting or servicing the unit in the rack.