Chapter 2 Installing The Server; Preparing For Server Installation; Installation Guidelines - Cisco UCS C220 Installation And Service Manual

Chapter 2 Installing the Server

Preparing for Server Installation

This section provides information about preparing for server installation, and it includes the following
topics:
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Installation Guidelines

To prevent the system from overheating, do not operate it in an area that exceeds the maximum
Warning
recommended ambient temperature of: 40° C (104° F). 
Statement 1047
Warning The plug-socket combination must be accessible at all times, because it serves as the main
disconnecting device.
Statement 1019
Warning This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that
the protective device is rated not greater than: 250 V, 15 A.
Statement 1005
Installation of the equipment must comply with local and national electrical codes.
Warning
Statement 1074
Caution Do not block the air vents on the top of the server's cover. Do not stack another server directly on top of
the C220 server. Doing so blocks the proper airflow, which could result in overheating, higher fan
speeds, and higher power consumption.
Avoid UPS types that use ferroresonant technology. These UPS types can become unstable with systems
Caution
such as the Cisco UCS, which can have substantial current draw fluctuations from fluctuating data traffic
patterns.
When you are installing a server, use the following guidelines:
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OL-25760-01
Installation Guidelines, page 2-3
Rack Requirements, page 2-4
Equipment Requirements, page 2-4
Slide Rail Adjustment Range, page 2-4
Plan your site configuration and prepare the site before installing the server. See the
Preparation Guide for the recommended site planning tasks.
Ensure that there is adequate space around the server to allow for servicing the server and for
adequate airflow. The airflow in this server is from front to back.
Cisco UCS C220 Server Installation and Service Guide
Preparing for Server Installation
Cisco UCS Site
2-3