Preface

The Sun Fire X4240 Server Service Manual provides detailed procedures for removing and replacing replaceable parts in the Sun Fire trademark X4240 Server. This manual also includes information about the use and maintenance of the server.

This document is written for technicians, system administrators, authorized service providers (ASPs), and users who have advanced experience troubleshooting and replacing hardware.

How This Document Is Organized

This manual contains the following chapters.

TABLE P-1 Sun Fire X4240 Service Manual Chapters
Chapter	Describes:
Chapter 1	Sun Fire X4240 Server Overview provides an overview of the system, including front and rear panel features. Contains illustrations showing system components.
Chapter 2	Preparing to Service the System describes the steps necessary to prepare the system for service.
Chapter 3	Servicing Customer-Replaceable Devices describes the service procedures that can be done while the system is running (hot serviceable procedures).
Chapter 4	Servicing Motherboard Components describes the service procedures for the motherboard and its associated components, including installing and upgrading memory modules (DDR2 DIMMs).
Chapter 5	Servicing Infrastructure Boards and Components describes the service procedures for all other components.
Chapter 6	Returning the Server to Operation describes how to bring the server back to operation after performing service procedures.
Appendix A	Connector Pinouts contains pinout tables for all external connectors.
Appendix B	BIOS Power-On Self-Test (POST) Codes contains information on how the BIOS POST works, how to redirect output, and how to change options.
Appendix C	BIOS Screens contains examples of typical BIOS screens.

Related Documentation

To view the latest Sun Fire X4240 Serverdocumentation online, go to http://docs.sun.com, and then navigate to Sun Fire X4240 Serverdocumentation.

The following table lists the available documents related to service.

TABLE P-2 Sun Fire X4240 Related Documentation

Title	Description	Part Number
Where to Find Sun Fire X4140, X4240, and X4440 Servers Documentation	Where to find the documentation for the Sun Fire X4140, X4240, and X4440 servers (this document).	820-2395
Sun Fire X4140, X4240, and X4440 Server Installation Guide	How to install the Sun Fire X4140, X4240, and X4440 server in an equipment rack, how to configure the service processor, and how to configure the preinstalled Solaris Operating System.	820-2394
Sun Fire X4140, X4240, and X4440 Servers Operating System Installation Guide	How to install and configure operating systems on the Sun Fire X4140, X4240, and X4440 servers. Excludes the preinstalled Solaris Operating System and the Windows operating system.	820-2397
Sun Fire X4140, X4240, and X4440 Server Windows Operating System Installation Guide	How to install the Windows operating system on the Sun Fire X4140, X4240, and X4440 servers.	820-2399
Sun Fire X4140, X4240, and X4440 Server Diagnostics Guide	How to troubleshoot the Sun Fire X4140, X4240, and X4440 server. Includes information on system event logs.	820-3067
Sun Integrated Lights Out Manager 2.0 User's Guide and Addendum	Describes the Integrated Lights Out Manager, which is system management software that runs on the Sun Fire X4140, X4240, and X4440 server service processor.	820-1188
Sun Fire X4140, X4240, and X4440 Servers Product Notes	Information about late-breaking changes and problems in the Sun Fire X4140, X4240, and X4440 servers.	820-2396
x64 Servers Utilities Reference Manual	Contains instructions for using applications and utilities common to many X64 servers.	820-1120

Before You Read This Document

To fully use the information in this document, you must have thorough knowledge of the topics discussed in the Sun Fire X4240 Server Product Notes.

Sun Online

The following table shows where to find Sun documents online.

TABLE P-3 Sun Fire X4240 Online Documents

Sun Function	URL	Description
Documentation	`http://docs.sun.com`	You can navigate to the Sun Fire X4240 document page and then download PDF and view HTML documents. Includes the LSI card MegaRAID Storage Manager x64 Server Utilities Reference Manual for MSM.
Support	`http://www.sun.com/support/`	Obtain technical support and download patches.
Training	`http://www.sun.com/training/`	Learn about Sun courses.
Warranty	`http://www.sun.com/service/support/warranty/index.html`	Obtain specific details regarding your warranty.
Feedback	`http://www.sun.com/hwdocs/feedback/`	Submit your comments.

Safety Symbols

Note the meanings of the following symbols that might appear in this document.

Caution - There is a risk of personal injury or equipment damage. To avoid personal injury and equipment damage, follow the instructions.

Caution - Hot surface. Avoid contact. Surfaces are hot and might cause personal injury if touched.

Caution - Hazardous voltages are present. To reduce the risk of electric shock and danger to personal health, follow the instructions.

Sun Welcomes Your Comments

Sun is interested in improving its documentation and welcomes your comments and suggestions. To submit your comments, go to:

http://www.sun.com/hwdocs/feedback

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

Example: Sun Fire X4240 Server Service Manual, part number 820-3835-14.