Fujitsu SPARC Enterprise M8000 Service Manual page 474

4. Use the showstatus(8) command to confirm that a component in Faulted or
Deconfigured status doesn't exist.
XSCF> showstatus
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.
XSCF> poweroff -d domain_id
6. Confirm that the target domain is shut down.
XSCF> showlogs power
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.
XSCF> snapshot -t user@host:directory
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.
XSCF> rebootxscf
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
XSCF> replacefru
25-14 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
maintenance menu.