User`s guide

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Chapter 4
4. Installing and Removing Customer-Replaceable
Units
This chapter provides safety instructions to follow when using and maintaining your
system. It also describes how to install and remove customer-replaceable units (CRUs).
This information is covered in the following sections:
• “Safety Instructions” on page 72
• “Accessing the System’s Internal Components” on page 74
• “PCI and PCI-X Cards” on page 81
• “Replacing an XG2N Graphics Card” on page 91
• “Disk Drives” on page 98
• “Removing and Replacing Power Supplies” on page 103
• “Removing and Replacing Memory DIMMs” on page 107
• “L1 Controller Display” on page 114