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25-14 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
4. Use the showstatus(8) command to confirm that a component in Faulted or
Deconfigured status doesn't exist.
If there is no problem, the message of "No failures found in System
Initialization" appears. If case of other messages, contact a certified service
engineer before proceeding to the next step.
5. Power off the domain in which you upgrade CMU/IOU.
6. Confirm that the target domain is shut down.
7. Change the mode switch setting on the operator panel from Locked to Service.
8. Collect an XSCF snapshot to archive the system status prior to update.
This data will be of help, in case any problem occurred during the update.
9. Update the XCP version.
For the firmware updating procedures, see the SPARC Enterprise
M3000/M4000/M5000/M8000/M9000 Servers XSCF User’s Guide.
10. After the XCP update is completed, reboot the XSCF via the rebootxscf
command.
11. After the XSCF reset, log in to XSCF again.
12. By using XSCF, replace the existing component with the new CMU/IOU.
a. Execute the replacefru(8) command and select "CMU/IOU" from the
maintenance menu.
XSCF> showstatus
XSCF> poweroff -d domain_id
XSCF> showlogs power
XSCF> snapshot -t user@host:directory
XSCF> rebootxscf
XSCF> replacefru