8
C H A P T E R
I/O Unit Replacement
This chapter describes how to remove and install the I/O unit and PCI cassettes. The
information is organized into the following topics:
Section 8.1, "PCI Cassette Replacement" on page 8-4
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Section 8.2, "PCI Card Replacement" on page 8-7
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Section 8.3, "I/O Unit Replacement" on page 8-10
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Section 8.4, "I/O Unit DC-DC Converter Replacement" on page 8-12
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The I/O units are accessed from the rear of the server. The I/O unit backplane is part
of the backplane unit. See
for remove and replace procedures.
Section 14.1, "Backplane Unit Replacement" on page 14-1
8-1