The Sun Ultratrademark 40 Workstation Service Manual provides detailed procedures that describe the removal and replacement of the replaceable parts in the Ultra 40 and Ultra 40 M2 workstations. This manual also includes information about the use and maintenance of the system. This manual is written for trained technical personnel, system administrators, authorized service providers (ASPs), and users who have advanced experience troubleshooting and replacing hardware.

If you are unsure of how to perform any of the procedures described in this book, contact your Sun Microsystems service representative.

How This Document Is Organized

Chapter 1 provides an overview of the Sun Ultra 40 Workstation, as well as power-on and power-off procedures and information on adding more components.

Chapter 2 contains troubleshooting procedures for the Sun Ultra 40 Workstation, and describes BIOS POST codes.

Chapter 3 assists you with using the Diagnostics section of the Sun Ultra 40 Workstation Tools and Drivers CD that is packaged with your system.

Chapter 4 describes common tasks that must be completed prior to performing a removal or installation procedure on any Sun Ultra 40 Workstation.

Chapter 5 describes the removal and installation procedures for the Sun Ultra 40 Workstation motherboard and associated components.

Chapter 6 provides the removal and installation procedures for the Sun Ultra 40 Workstation storage devices.

Chapter 7 provides the removal and installation procedures for the Sun Ultra 40 Workstation chassis components.

Chapter 8 describes how to finish the installation of internal workstation replaceable components, close the system, and prepare it for operation.

Appendix A provides specifications for the Sun Ultra 40 Workstation and Ultra 40 M2 Workstation.

Using UNIX Commands

This document might not contain information about basic UNIX® commands and procedures such as shutting down the system, booting the system, and configuring devices.

See one or more of the following sources for this information:

Shell Prompts



C shell


C shell superuser


Bourne shell and Korn shell


Bourne shell and Korn shell superuser


Table showing examples of the types of shell prompts used in this document.

Typographic Conventions





The names of commands, files, and directories; onscreen computer output

Edit your.login file.

Use ls -a to list all files.

% You have mail.


What you type, when contrasted with onscreen computer output

% su



Book titles, new words or terms, words to be emphasized. Replace command-line variables with real names or values.

Read Chapter 6 in the User’s Guide.

These are called class options.

You must be superuser to do this.

To delete a file, type rm filename.

Table showing examples and descriptions of the typographic conventions used in this document.

Related Documentation

For the most up-to-date information, go to:

Translated versions of some of these documents are available at the web sites described above in French, Simplified Chinese, Traditional Chinese, Korean, Japanese, and German.

Note that the English documentation is revised more frequently and might therefore be more up-to-date than the translated documentation.

Additional Support Resources

This document contains troubleshooting and diagnostic procedures that explain how to identify and replace faulty components. This document is written to help you resolve most common component failures.

TABLE P-1 lists other support resources.

TABLE P-1 Additional Support Resources

Ultra 40 Support Resources

URL or Telephone Number

PDF files for all the current Sun Ultra 40 Workstation documents.


Find Solaris and other software documents here. This is also an alternative web site for some documents. This web site has full search capabilities.

Warranty and Contract Support contacts. Links to other service tools.

Discussion and troubleshooting forums.

Support, diagnostic tools and alerts for all Sun products

Links to software patches that are downloadable from SunSolve online. Lists some system specifications, troubleshooting and maintenance information, and other tools.

Lists warranties for every Sun product.

Sun Service Support phone number.

1-800-872-4786 (1-800-USA-4Sun), select Option 1

This web site lists international telephone numbers for Sun Service Support.

Note - Access to some Sun proprietary information is restricted to authorized Sun personnel.

Some low-level hardware and software failures require troubleshooting techniques that are beyond the scope of this document and are best resolved by those persons with experience and skill in fault analysis. Your Sun Microsystems service representative can provide these types of services.

Table provides URLs for locating Sun product documentation, and obtaining support and training services.

Third-Party Web Sites

Sun is not responsible for the availability of third-party web sites mentioned in this document. Sun does not endorse and is not responsible or liable for any content, advertising, products, or other materials that are available on or through such sites or resources. Sun will not be responsible or liable for any actual or alleged damage or loss caused by or in connection with the use of or reliance on any such content, goods, or services that are available on or through such sites or resources.

Accessing Sun Documentation Online

You can view, print, or purchase a broad selection of Sun documentation, including localized versions, at:

Contacting Sun Technical Support

If you have technical questions about this product that are not answered in this document, go to:


Sun Welcomes Your Comments

Sun is interested in improving its documentation and welcomes your comments and suggestions. You can submit your comments by going to:

Please include the title and part number of your document with your feedback:

Sun Ultra 40 Workstation Service Manual, part number 820-0123-10.

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