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22 SPARC Enterprise T5120 and T5220 Servers Service Manual • July 2009
Detecting Faults With ILOM
These topics explain how to use ILOM, the service processor firmware, to diagnose
faults and verify successful repairs.
■ “ILOM Troubleshooting Overview” on page 23
■ “Service-Related ILOM Command Summary” on page 26
Related Information
■ .“POST Overview” on page 35
■ “ILOM Properties that Affect POST Behavior” on page 35
Hard drive • Service Required LED (front and rear panel)
• Individual hard drive Fault LED
See these sections:
• “Hard Drive Servicing Overview” on
page 69
• “Hard Drive LEDs” on page 70
• “Remove a Hard Drive” on page 71
• “Install a Hard Drive” on page 73
FB-DIMM • Service Required LED (front and rear panel)
• FB-DIMM Fault LED on motherboard
(when FB-DIMM Locate button is pressed)
See these sections:
• “Servicing the Motherboard Assembly” on
page 117
• “Identify Faulty FB-DIMMs Using the
show faulty Command” on page 83
• “Identify Faulty FB-DIMMs Using the
FB-DIMM Fault Locator Button” on
page 83
Other
components
• Service Required LED (front and rear panel) Note - Not all components have an
individual component Fault LED. If the
Service Required LED is lit, use the show
faulty command to obtain additional
information about the component affected.
• “Identify Faulty FB-DIMMs Using the
show faulty Command” on page 83
TABLE: System Faults and the Corresponding LED States (Continued) (Continued)
Component Fault Fault LEDs Lit Additional Information