Cisco 2900 - Catalyst Expansion Module Инструкции по монтажу - Страница 2

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Tools for Installation

Before rack-mounting the Catalyst 2900, confirm that your rack-mount configuration
conforms to the following criteria:
•
If the switch is installed in a closed or multiunit rack assembly, the ambient operating
temperature of the rack environment may be higher than the ambient room temperature.
The ambient temperature of the rack environment must not exceed a maximum
temperature of 104F (40C).
•
Airflow around the rack must be sufficient to maintain proper cooling of the switch.
Caution
secure and in no danger of falling over; the area around the rack does not exceed a
maximum ambient temperature of 104F (40C); suf ficient airflow exists around the rack.
Warning
lower edge and lift with both hands. To prevent injury, keep your back straight and lift with
your legs, not your back. To prevent damage to the chassis and components, never attempt
to lift the chassis with the handles on the power supplies or on the interface processors, or
by the plastic panels on the front of the chassis. These handles were not designed to support
the weight of the chassis.
•
Install the switch in the rack to ensure that heavier equipment is at the bottom of the rack
to maintain a low center of gravity and prevent the rack from becoming top-heavy and
tipping over.
Refer to the section "Lifting the Chassis Safely" in the chapter "Installation Overview."
Tools for Installation
The following are tools and equipment you will need to install the chassis:
•
Number 1 and number 2 Phillips screwdrivers to tighten the captive installation screws
on most systems
•
3/16-inch flat-blade screwdriver for the captive installation screws on the supervisor
engine module and switch modules in some systems
3-2 Catalyst 2900 User Guide
Before you mount the switch in a rack, make sure of the following: the rack is
Two people are required to lift the chassis. Grasp the chassis underneath the