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Sun Microsystems X4140, X4240 Initial Inspection of the Server, Service Troubleshooting Flowchart

Models: X4140 X4440 X4240

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C H A P T E R 1

C H A P T E R 1

Initial Inspection of the Server

This chapter includes the following topics:

■“Service Troubleshooting Flowchart” on page 1

■“Gathering Service Information” on page 2

■“System Inspection” on page 3

Service Troubleshooting Flowchart

Use the following flowchart as a guideline for using the subjects in this book to troubleshoot the server.

TABLE 1-1Troubleshooting Flowchart

To perform this task	Refer to this section

Gather initial service information.

Investigate any powering-on problems.

Perform external visual inspection and internal visual inspection.

View BIOS event logs and POST messages.

“Gathering Service Information” on page 2

“Troubleshooting Power Problems” on page 3

“Externally Inspecting the Server” on page 3 “Internally Inspecting the Server” on page 4 Chapter 3

“Viewing Event Logs” on page 21 “Power-OnSelf-Test (POST)” on page 25

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Sun Microsystems X4140, X4240, X4440 Initial Inspection of the Server, Service Troubleshooting Flowchart, C H A P T E R

Contents

August 2008, Revision A Sun Fire X4140, X4240, and Servers Diagnostics GuideSun Microsystems, Inc Please Recycle Preface Contents2. Using SunVTS Diagnostic Software 3. Troubleshooting DIMM ProblemsA. Event Logs and POST Codes Status Indicator LEDsUsing the ILOM Service Processor GUI to View System Information Error HandlingHandling of System Errors SERR Handling of Uncorrectable ErrorsHandling of Correctable Errors Handling of Parity Errors PERRvi Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Before You Read This Document Prefacehttp//docs.sun.com Related DocumentationWeb Sites Typographic ConventionsThird-Partyx Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Sun Welcomes Your CommentsInitial Inspection of the Server Service Troubleshooting Flowchart“Service Troubleshooting Flowchart” on page “Gathering Service Information” on page “System Inspection” on page4. Check for potential device conflicts before you add a new device Gathering Service Information2. Document the server settings before you make any changes 1. Collect information about the following itemsExternally Inspecting the Server Troubleshooting Power ProblemsSystem Inspection Internally Inspecting the Server 2. Remove the server cover 6 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Running SunVTS Diagnostic Tests Using SunVTS Diagnostic SoftwareRequirements Diagnosing Server Problems With the Bootable Diagnostics CDSunVTS Documentation Using the Bootable Diagnostics CD Close the Log file window - The window is closed a. Click the Log buttonc. With the three lower buttons you can perform the following actions “Isolating and Correcting DIMM ECC Errors” on page Troubleshooting DIMM Problems“DIMM Population Rules” on page “DIMM Replacement Policy” on page “How DIMM Errors Are Handled by the System” on pageUncorrectable DIMM Errors DIMM Replacement PolicyHow DIMM Errors Are Handled by the System # ipmitool -H 10.6.77.249 -U root -P changeme -I lanplus sel list Correctable DIMM Errors DIMM Fault LEDs BIOS DIMM Error MessagesDIMM fault LED is off - The DIMM is operating properly FIGURE 3-1 DIMMs and LEDs on Motherboard Chapter 3 Troubleshooting DIMM ProblemsIsolating and Correcting DIMM ECC Errors 9. If there is no obvious damage, replace any failed DIMMs 4. Disconnect the AC power cords from the server8. Dust off the DIMMs, clean the contacts, and reseat them 10. Reconnect AC power cords to the server12. Review the log file 11. Power on the server and run the diagnostics test again20 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Viewing Event Logs “Viewing Event Logs” on page “Power-On Self-Test POST” on pageEvent Logs and POST Codes Main Advanced PCIPnP Boot Security Chipset Exit Appendix A Event Logs and POST Codes The Advanced Menu Event Logging Details screen is displayed24 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August How BIOS POST Memory Testing Works Power-On Self-Test POSTRedirecting Console Output 11. Click the Start Redirection button 28 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Changing POST Options3. Select Boot Settings Configuration 30 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August POST Codes POST Codes Continued 32 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustPOST Code Checkpoints POST Code Checkpoints Continued 34 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustInitializes NUM-LOCK status and programs the KBD typematic rate POST Code Checkpoints Continued 36 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustExternal Status Indicator LEDs Status Indicator LEDsRear PS LED Amber Power supply fault Front Panel LEDsBack Panel LEDs 38 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustHard Drive LEDs Internal Status Indicator LEDsFIGURE B-4 DIMMs and LEDs on Motherboard 40 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustFIGURE B-5 DIMMs and LEDs on Mezzanine Board Appendix B Status Indicator LEDs42 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August “Viewing Replaceable Component Information” on page Using the ILOM Service Processor GUI to View System Information“Making a Serial Connection to the SP” on page “Viewing ILOM SP Event Logs” on page“Viewing Replaceable Component Information” on page Making a Serial Connection to the SPcd /SP/console start “Viewing ILOM SP Event Logs” on pageViewing ILOM SP Event Logs You can select from the following types of events Interpreting Event Log Time Stamps 48 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Viewing Replaceable Component Information2. From the System Information tab, select Components 50 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Viewing SensorsFIGURE C-3 Sensor Readings Page 4. Click a sensor to display its thresholdsFIGURE C-4 Sensor Details Page 52 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August“Handling of Correctable Errors” on page Error HandlingHandling of Uncorrectable Errors “Handling of Uncorrectable Errors” on pageNote the following considerations for this revision Appendix D Error Handling FIGURE D-1 DMI Log Screen, Uncorrectable ErrorHandling of Correctable Errors Appendix D Error Handling FIGURE D-2 DMI Log Screen, Correctable ErrorThe BIOS logs an SEL record The BIOS logs an event in DMI 58 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August EXAMPLE D-1 DMI Log Screen, Correctable Error, Memory DecreasedHandling of Parity Errors PERR FIGURE D-3 DMI Log Screen, PCI Parity Error Handling of System Errors SERR 62 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August DMI Log Screen with ErrorThe system enters Halt mode and the following message is displayed Handling Mismatching ProcessorsThe BIOS performs a complete POST No SEL or DMI event is recordedHardware Error Handling Summary Hardware Error Handling SummaryContinued Hardware Error Handling Summarysync flood error occurred on last boot, press F1 to continueContinued Hardware Error Handling Summary66 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Multiple fan Hardware Error Handling Summary ContinuedThe Front Fan Fault, Service Action Required tach signals68 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Index