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3-5
Cisco Global Site Selector 4490 Hardware Installation Guide
78-15755-01
Chapter 3 Installing the Cisco Global Site Selector 4490
Installing Your Unit
Installing Your Unit
Place the unit in the desired location. You can mount it in a rack for your
convenience, or place it on a solid, stable surface. If you do not plan to install the
GSS 4490 in an equipment rack, proceed to the “Installing the Chassis on a
Workbench or Tabletop” section.
Racks are marked in vertical increments of 1.75 inches (4.44 cm). Each increment
is referred to as a rack unit (RU). A 1-RU device is 1.75 inches (4.44 cm) tall.
Warning
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 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.
This section contains the following procedures:
• Installing the Chassis in a Four-Post Rack
• Installing the Chassis in a Two-Post Rack
• Installing the Chassis on a Workbench or Tabletop