Cisco ONS 15454 Instalacja - Strona 5

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Cisco ONS 15454 Instalacja
Chapter 1 Install the Shelf and Backplane Cable
NTP-A2 Install the Shelf Assembly
Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
To prevent the system from overheating, do not operate it in an area that exceeds the maximum
Warning
recommended ambient temperature of:
131°F (55°C). Statement 1047
To prevent airflow restriction, allow at least 1 inch (25.4 mm) of clearance around the ventilation
Warning
openings.Statement 1076
To prevent bodily injury when mounting or servicing this unit in a rack, you must take special
Warning
precautions to ensure that the system remains stable. The following guidelines are provided to
ensure your safety:
•
•
•
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.
To install the air filter inside the air ramp unit (15454E-AIR-RAMP or 15454-AIR-RAMP), use the
Note
ETSI version of the air filter (15454-FTF2 or 15454E-FTF4).
78-18537-01
This procedure reverses the mounting bracket and mounts shelf assemblies
in a rack.
#2 Phillips screwdriver
Medium slot-head screwdriver
Small slot-head screwdriver
Pinned hex key
Two set screws (48-1003-XX)
NTP-A1 Unpack and Inspect the ONS 15454 Shelf Assembly, page 1-4
Required
Onsite
None
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
Statement 1006
the rack.
NTP- A2 Install the Shelf Assembly
Cisco ONS 15454 Procedure Guide, Release 8.5.1
1-5