Contents
Altix 42U and 20U Rack Features . . . . . . . . . . . . . . . . . . .102 Technical Specifications. . . . . . . . . . . . . . . . . . . . . .104
6.Maintenance and Upgrade Procedures . . . . . . . . . . . . . . . . .107 Maintenance Precautions and Procedures . . . . . . . . . . . . . . . . .107
Preparing the System for Maintenance or Upgrade | . . . | .108 |
Returning the System to Operation | . . . | .108 |
Installing or Removing Internal Parts | . . . | .109 |
Replacing IRU Components | . . . | .110 |
Remove and Replace the System Control Display Panel | . . . | .110 |
Removing or Adding IRU Power Supplies | . . . | .113 |
Removing and Replacing IRU Fans (Blowers) | . . . | .114 |
Removing or Replacing a System Blade From the IRU | . . . | .118 |
Removing and Replacing a Compute/Memory Blade | . . . | .118 |
Memory DIMM Group Placement and Guidelines | . . . | .121 |
Remove and Replace the DVD Drive | . . . | .123 |
Overview of PCI Express Operation | . . . | .127 |
Adding or Replacing | . . . | .128 |
Installing PCI Cards in the | . . . | .129 |
Add or Remove a PCI Card in Base IA Blades | . . . | .136 |
Installing or Replacing a Disk Drive in the IA Blade | . . . | .138 |
Removing a System Disk Drive | . . . | .139 |
Installing a System Disk Drive | . . . | .140 |
7.Troubleshooting and Diagnostics . . . . . . . . . . . . . . . . . . .143
Troubleshooting Chart | . | . . . . | .144 |
L1 Controller Error Messages | . | . . . . | .145 |
LED Status Indicators | . | . . . . | .147 |
IRU Power Supply LEDs | . | . . . . | .147 |
IRU NUMAlink Router Port LEDs | . | . . . . | .147 |
Compute/Memory Blade LEDs | . | . . . . | .148 |
SGI Electronic Support | . | . . . . | .149 |
A.Technical Specifications and Pinouts . . . . . . . . . . . . . . . . . .153
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