Ntp-G306 Install The Ons 15454 Shelf - Cisco ONS 15454 Hardware Installation Manual

Installing the ONS 15454 M12 (ANSI and ETSI) Shelf
Warning
If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing the
unit in the rack. Statement 1006
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
• If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing
Warning
To prevent airflow restriction, allow clearance around the ventilation openings to be at least:1 inch
(25.4 mm) Statement 1076
Warning
The ONS 15454 must have 1 inch (25.4 mm) of airspace below the installed shelf assembly to allow air
flow to the fan intake. The air ramp (the angled piece of sheet metal on top of the shelf assembly)
provides this spacing and should not be modified in any way. Statement 385
Warning
Voltages that present a shock hazard may exist on Power over Ethernet (PoE) circuits if interconnections
are made using uninsulated exposed metal contacts, conductors, or terminals. Avoid using such
interconnection methods, unless the exposed metal parts are located within a restricted access location
and users and service people who are authorized within the restricted access location are made aware
of the hazard. A restricted access area can be accessed only through the use of a special tool, lock and
key or other means of security. Statement 1072

NTP-G306 Install the ONS 15454 Shelf

Purpose
the heaviest component at the bottom of the rack.
the unit in the rack. Statement 1006
This procedure reverses the mounting bracket and mounts shelf assemblies in a
rack.
NTP-G306 Install the ONS 15454 Shelf
Cisco ONS 15454 Hardware Installation Guide
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