xvii
Preface
The Sun Ultra 60 Service Manualprovides detailed procedures that describe the
removal and replacement of replaceable parts in the Ultra60 computer (system
unit). The service manual also includes information about the use and maintenance
of the system unit. This book is written for technicians, system administrators,
authorized service providers (ASPs), and advanced computer system end users who
have experience troubleshooting and replacing hardware.
The revision of the Sun Ultra 60 Service Manual provided hereis the latest revision of
the document, and includes information that may be differentfrom that contained in
the service documentation originally shipped with the Sun Ultra 60 system.

How This Book Is Organized

This document is organized into chapters and appendices as listed in TABLEP-1.
A glossary and an index is also included.
TABLEP-1 Document Organization
ChapterNumber/Title ContentDescription
Chapter 1, “ProductDescription” Describes the major components of the
system unit.
Chapter 2, “SunVTS Overview” Describes the execution of individual tests
for verifying hardwareconfiguration and
functionality.
Chapter 3, “Power-OnSelf-Test” Describesthe execution of POST and
providesexamples of POST output patterns.