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viii SPARC Enterprise T5120 and T5220 Servers Service Manual • July 2009
▼ Remove the Top Cover 67
Servicing Hard Drives 69
Hard Drive Servicing Overview 69
Hard Drive LEDs 70
▼ Remove a Hard Drive 71
▼ Install a Hard Drive 73
Four-Drive Capable Backplane Configuration Reference 77
Eight-Drive Capable Backplane Configuration Reference 78
Sixteen-Drive Capable Backplane Configuration Reference 79
Servicing Motherboard Components 81
Servicing FB-DIMMs 81
Memory Fault Handling Overview 82
▼ Identify Faulty FB-DIMMs Using the show faulty Command 83
▼ Identify Faulty FB-DIMMs Using the FB-DIMM Fault Locator
Button 83
▼ Remove FB-DIMMs 85
▼ Install Replacement FB-DIMMs 87
▼ Verify Successful Replacement of Faulty FB-DIMMs 89
▼ Upgrade Memory Configuration With Additional FB-DIMMs 91
FB-DIMM Configuration Guidelines 95
Guidelines for Upgrading Memory 95
When Replacing Faulty FB-DIMMs 95
FB-DIMM Configuration Reference 96
Servicing the Air Duct 100
▼ Remove the Air Duct 100
▼ Install the Air Duct 101
Servicing PCIe/XAUI Risers 102
PCIe/XAUI Riser Overview 102