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Sun Microsystems X4140, X4240, X4440 manual FIGURE B-4 DIMMs and LEDs on Motherboard

Models: X4140 X4440 X4240

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FIGURE B-4DIMMs and LEDs on Motherboard

Note – The mezzanine board, when present, obscures part of the motherboard, including the LEDs. The Motherboard Fault LED indicates that one or more of the LEDs on the motherboard is active.

FIGURE B-4DIMMs and LEDs on Motherboard

40 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide • August 2008

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Sun Microsystems X4140, X4240, X4440 manual FIGURE B-4 DIMMs and LEDs on Motherboard

Contents

August 2008, Revision A Sun Fire X4140, X4240, and Servers Diagnostics GuideSun Microsystems, Inc Please Recycle 3. Troubleshooting DIMM Problems Contents2. Using SunVTS Diagnostic Software PrefaceError Handling Status Indicator LEDsUsing the ILOM Service Processor GUI to View System Information A. Event Logs and POST CodesHandling of Parity Errors PERR Handling of Uncorrectable ErrorsHandling of Correctable Errors Handling of System Errors SERRvi Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Preface Before You Read This DocumentRelated Documentation http//docs.sun.comTypographic ConventionsThird-Party Web SitesSun Welcomes Your Comments x Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August“Gathering Service Information” on page “System Inspection” on page Service Troubleshooting Flowchart“Service Troubleshooting Flowchart” on page Initial Inspection of the Server1. Collect information about the following items Gathering Service Information2. Document the server settings before you make any changes 4. Check for potential device conflicts before you add a new deviceExternally 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 Using SunVTS Diagnostic Software Running SunVTS Diagnostic TestsRequirements 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 “How DIMM Errors Are Handled by the System” on page Troubleshooting DIMM Problems“DIMM Population Rules” on page “DIMM Replacement Policy” on page “Isolating and Correcting DIMM ECC Errors” 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 BIOS DIMM Error Messages DIMM Fault LEDsDIMM fault LED is off - The DIMM is operating properly Chapter 3 Troubleshooting DIMM Problems FIGURE 3-1 DIMMs and LEDs on MotherboardIsolating and Correcting DIMM ECC Errors 10. Reconnect AC power cords to the server 4. Disconnect the AC power cords from the server8. Dust off the DIMMs, clean the contacts, and reseat them 9. If there is no obvious damage, replace any failed DIMMs12. 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 The Advanced Menu Event Logging Details screen is displayed Appendix A Event Logs and POST Codes24 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Power-On Self-Test POST How BIOS POST Memory Testing WorksRedirecting Console Output 11. Click the Start Redirection button Changing POST Options 28 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August3. Select Boot Settings Configuration 30 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August POST Codes 32 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August POST Codes ContinuedPOST Code Checkpoints 34 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August POST Code Checkpoints ContinuedInitializes NUM-LOCK status and programs the KBD typematic rate 36 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August POST Code Checkpoints ContinuedStatus Indicator LEDs External Status Indicator LEDs38 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Front Panel LEDsBack Panel LEDs Rear PS LED Amber Power supply faultInternal Status Indicator LEDs Hard Drive LEDs40 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August FIGURE B-4 DIMMs and LEDs on MotherboardAppendix B Status Indicator LEDs FIGURE B-5 DIMMs and LEDs on Mezzanine Board42 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August “Viewing ILOM SP Event Logs” on page Using the ILOM Service Processor GUI to View System Information“Making a Serial Connection to the SP” on page “Viewing Replaceable Component Information” on page“Viewing ILOM SP Event Logs” on page Making a Serial Connection to the SPcd /SP/console start “Viewing Replaceable Component Information” on pageViewing ILOM SP Event Logs You can select from the following types of events Interpreting Event Log Time Stamps Viewing Replaceable Component Information 48 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August2. From the System Information tab, select Components Viewing Sensors 50 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August4. Click a sensor to display its thresholds FIGURE C-3 Sensor Readings Page52 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August FIGURE C-4 Sensor Details Page“Handling of Uncorrectable Errors” on page Error HandlingHandling of Uncorrectable Errors “Handling of Correctable Errors” on pageNote the following considerations for this revision FIGURE D-1 DMI Log Screen, Uncorrectable Error Appendix D Error HandlingHandling 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 EXAMPLE D-1 DMI Log Screen, Correctable Error, Memory Decreased 58 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustHandling of Parity Errors PERR FIGURE D-3 DMI Log Screen, PCI Parity Error Handling of System Errors SERR DMI Log Screen with Error 62 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide AugustNo SEL or DMI event is recorded Handling Mismatching ProcessorsThe BIOS performs a complete POST The system enters Halt mode and the following message is displayedHardware Error Handling Summary Hardware Error Handling Summaryboot, press F1 to continue Hardware Error Handling Summarysync flood error occurred on last ContinuedContinued Hardware Error Handling Summary66 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August tach signals Hardware Error Handling Summary ContinuedThe Front Fan Fault, Service Action Required Multiple fan68 Sun Fire X4140, X4240, and X4440 Servers Diagnostics Guide August Index