Split Backplane Configurations - Sun Microsystems Fire V890 Service Manual

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A P P E N D I X

Split Backplane Configurations

Note - The procedures described in this appendix should be performed only by
qualified service personnel.
Two split backplane configurations are available for Sun Fire V890 servers that are
equipped with both a base backplane and an expansion backplane:
Split backplane single-loop configuration
■
Split backplane dual-loop configuration
■
The new configurations provide customers with enhanced hardware redundancy
and data availability. See
for a description of the new configurations.
This appendix includes the following sections, which provide the setup procedures
for the new configurations as well as useful reference information:
"About the Split Backplane Configurations" on page 272
■
"Firmware Patches Required" on page 273
■
"Hardware Parts Required" on page 273
■
"How to Set Up the Split Backplane Single-Loop Configuration" on page 274
■
"How to Set Up the Split Backplane Dual-Loop Configuration" on page 282
■
"Reference for Cable Routing and Connector Locations" on page 293
■
"Reference for PCI Slot Locations" on page 296
■
"About the Split Backplane Configurations" on page 272
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