Preface





The Sun disk tower 1000 System Service Manual is for the qualified service- trained maintenance provider. This manual contains sufficient information to allow the reader to remove and replace the replaceable subassemblies.

Document Organization

This information in this manual is into six parts:

System Information, provides a product description.

Troubleshooting, contains fault isolation information and a flow chart to aid in locating system hardware problems.

Preparing For Service, explains how to prepare the system for service and access the subassemblies.

Subassembly Removal and Replacement, shows how to remove and replace the major replaceable subassemblies in the chassis.

Illustrated Parts Breakdown, lists and illustrates all replaceable parts; includes part numbers.

Appendixes, Glossary, Index, provides additional reference information of interest to the qualified service-trained maintenance provider.

What Typographical Changes and Symbols Mean

Table P-1 describes the type changes and symbols used in this book.

    Table P-1 Typographical Conventions

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Typeface or Symbol Meaning Example -----------------------------------------------------------------------------------------------------------------------
                                                                 
AaBbCc123             The names of commands, files, and          Edit your .login file.
                      directories; on-screen computer output     
                                                                 Use ls -a to list all files.
                                                                 
                                                                 system% You have mail.
                                                                 
AaBbCc123             What you type, contrasted with on-         system% su
                      screen computer output                     
                                                                 password:
                                                                 
AaBbCc123             Command-line placeholder: replace with     To delete a file, type rm filename.
                      a real name or value                                                                               
                                                                 
AaBbCc123             Book titles, new words or terms, or        Read Chapter 6 in User's Guide. These are 
                      words to be emphasized                     called class options. You must be root to do this.

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Related Documentation

The following documents give information on installing and using the system.

    Table P-2 Related Documents

----------------------------------------------------------------------
Application Title Part Number ----------------------------------------------------------------------
                                                           
Installation   disk tower 1000 System Installation Manual  801-5115-xx
                                                           
               disk card Installation Manual               801-7671-xx
                                                           
               2.1 Gbyte disk card Installation Manual     801-2196-xx
                                                           
Safety, Other  Sun Site Preparation Guide Manual Set       825-1392-xx

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Notes, Cautions, and Warnings

Warning -

This equipment contains lethal voltage. Accidental contact can result in serious injury or death.
Warning -

Risk of personal injury. To reduce the risk, follow the instructions.

Caution -

Improper handling by unqualified personnel can cause serious damage to this equipment. Unqualified personnel who tamper with this equipment may be held liable for any resultant damage to the equipment.

Individuals who remove any outer panels to access this equipment must observe all safety precautions and ensure compliance with skill level requirements, certification, and all applicable local and national laws.

Procedures contained in this document must be performed by qualified service-trained maintenance providers.

Note - Before you begin, carefully read each of the procedures in this manual. If you have not performed similar operations on comparable equipment, do not attempt to perform these procedures.