Installing The Chassis In The Equipment Rack; Reattaching The Supplemental Bonding And Grounding Connection - Cisco 12406 Replacement Instructions Manual

Secure the router to the flat surface to ensure that it cannot slide or tip.
Step 3

Installing the Chassis in the Equipment Rack

If the original router chassis was removed from an equipment rack, install the replacement chassis back
in the rack using the same mounting screw positions and mounting method used for the original router
chassis.
To install the chassis in a rack, follow these steps:
Move the chassis as close to the installation location as possible without interfering with the installation
Step 1
process.
With one person lifting from the front and one from the rear of the chassis, grasp the front and rear of
Step 2
the chassis, lift the chassis and position it in the rack.
A third person might be needed to assist in lifting and positioning the chassis in the rack.
Note
Install the screws to secure the chassis to the rack:
Step 3
a.
b.
c.
d.
Caution Do not allow the chassis to hang free until you have installed at least two screws on each side of the
chassis (one screw near the bottom; one screw near the top).
When the chassis is installed in a rack using the center-mount bracket kit, put two screws in each of the
lower brackets and one screw in each of the upper stand-off brackets.
Repeat Step
Step 4
Use a screwdriver to tighten all the screws.
Step 5

Reattaching the Supplemental Bonding and Grounding Connection

If the central office ground system or interior equipment grounding system is to be connected to the
supplemental bonding and grounding receptacle on the Cisco 12006 and Cisco 12406 Router chassis,
connect the supplemental bonding and grounding cable to the chassis. (See
Cisco 12006 and Cisco 12406 Router Chassis Replacement Instructions
28
Look at the bottom mounting holes on the chassis rack-mount flanges. Align one of the holes with
a mounting hole in the rack or center-mount bracket.
Install one of the mounting screws provided.
On the other side of the chassis, adjust the position of the chassis so that the same mounting hole in
the bottom group of mounting holes is aligned with a hole in the rack or center-mount bracket.
Install one of the mounting screws provided.
3a through Step 3d for additional mounting holes.
Figure 5.)
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