Caution- D o not operate a target Field Replaceable Unit (FRU) while OpenBoot
PROM is running (the ok prompt is displayed). After powering off the physical
partitionor starting Oracle Solaris, operate the target FRU.
Chapter 5Understanding the Preparations forEnabling MaintenanceThischapter describes the preparations that must be completed before you physically
removea component. See this chapter, as required, when performing the maintenance
workon each component described in Chapter 7 onwards.
■Releasing an FRU from the System with the replacefru Command
■Releasing a Chassis from the Physical Partition
■PoweringOff the Physical Partition Requiring Maintenance
■Stopping the Entire System
■Accessing Components
5.1 Releasing an FRU from the Systemwith the replacefru CommandThissection describes the procedure for releasing an FRU requiring maintenance
from the system. The following FRUs can be the target of maintenance:
■Powersupply units of the SPARC M10-4/M10-4S and the crossbar box
■Fanunits of the SPARC M10-4/M10-4S and the crossbar box
■XSCFunit of the crossbar box
■SPARCM10-4/M10-4S chassis itself and crossbar box chassis itself
1. LogintotheXSCFshell.
2. Executethe replacefru command to display the maintenance menu.
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