User guide

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Chapter 4
4. Chassis Maintenance
For warranty and safety considerations, SGI designates the following chassis components as
customer-replaceable units (CRUs):
• Power supplies
•Fans
• Disk drives
These components are all hot-swappable; that is, you can replace them without powering down
the server. A trained service technician should install and replace all other components.
This chapter describes the following chassis maintenance activities:
• “Removing and Installing the Front Fan Bezel” on page 23
• “Removing the Rack Handles” on page 25
• “Installing the Rack Handles” on page 26
• “Removing the System Top Cover” on page 27
• “Replacing the System Cover” on page 29
• “Replacing the Power Supply Modules” on page 30
• “Installing Hot-Swap Hard Drives” on page 32
• “Replacing a Fan Module” on page 35
• “Mounting the Chassis to a Rack” on page 39
• “Removing the Chassis from a Rack” on page 42