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Preface
Thismanual provides detailed procedures that describe the removal and replacement
ofreplaceable parts in the SPARC Enterprise™ T5120 and T5220 servers. This manual
also includes information about the use and maintenance of the servers. This
document is written for technicians, system administrators, authorized service
providers (ASPs), and users who have advanced experience troubleshooting and
replacing hardware.

For Safe Operation

This manual contains important information regarding the use and handling of this
product. Read this manual thoroughly.Pay special attention to the section “Notes on
Safety” on page xix. Use the product according to the instructions and information
available in this manual. Keep this manual handy for further reference.
Keep this manual handy for further reference. Fujitsu makes every effort to prevent
users and bystanders from being injured or fromsuffering damage to their property.
Use the product according to this manual.

Before YouRead This Document

Tofully use the information in this document, you must have thorough knowledge of
the topics discussed in the SPARCEnterprise T5120 and T5220 Servers Product Notes.