Installation Guidelines - Cisco UCS 5108 Installation Manual

Installation Guidelines

Caution
Do not try to lift the chassis using the handles on the side. These handles are intended only for moving and
adjusting the chassis position.
• Never lift the chassis alone—Always use two people to lift the chassis. If available, use a scissor jack or
• Disconnect all power and external cables before lifting the chassis.
• Remove all FEXes, power supplies, fans, and servers from the chassis before lifting.
• Ensure that your footing is solid and the weight of the system is evenly distributed between your feet.
• Lift the system slowly, keeping your back straight. Lift with your legs, not with your back. Bend at the
Caution
Do not remove the Power Distribution Unit (PDU) located at the back of the chassis.
Installation Guidelines
When installing the chassis, follow these guidelines:
• Plan your site configuration and prepare the site before installing the chassis. See
• Record the information listed in
• Ensure that there is adequate space around the chassis to allow for servicing the chassis and for airflow.
• Ensure that the air-conditioning meets the heat dissipation requirements listed in
• Ensure that the cabinet or rack meets the requirements listed in
• Ensure that the site power meets the power requirements listed in
• Ensure that circuits are sized according to local and national codes. For North America, the power supply
Cisco UCS 5108 Server Chassis Installation Guide
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other lifting device designed for installing heavy equipment into data center racks.
knees, not at the waist.
Maintenance Records, on page 87
UCS Site Preparation Guide
configure the chassis.
on page 75
Note
Jumper power cords are available for use in a rack. See
Cisco UCS 5108 Blade Server Chassis Power Supply Units, on page
We recommend that you use a UPS to protect the UCS system. Using an unprotected supply exposes
you to a risk of system failure due to input supply voltage variations or failures.
Avoid UPS types that use ferroresonant technology. These UPS types can become unstable with systems
such as the Cisco UCS, which can have substantial current draw fluctuations due to fluctuating data
traffic patterns.
requires a 20 A circuit.
for the recommended site planning tasks. For details, see the
.
Site Planning and Maintenance Records, on page 87
Site Planning and
as you install and
Technical Specifications,
Rack Requirements, on page
Specifications for the
78.
Technical Specifications, on page
Installation
Cisco
28.
75.