Fujitsu SPARC Enterprise M8000, Service Manual

Page: 201 / 562

Chapter 7 I/O Unit (IOU) Replacement 7-9
3. Prepare the IOU that is to be replaced.
Active replacement:
From the terminal connected to the XSCF, execute the
deleteboard
command to
dynamically disconnect the target CMU from all the domains that have been recognized in
Step 2 as including the target CMU. (The IOU status can be checked by executing the
showboards command.)
To execute this command, you need the privilege of platform administrator (
platadm
) or
domain administrator (
domainadm
). For details, see Section 4.2.1, “Disconnecting a
FRU from a Domain” on page 4-4 , and the SPARC Enterprise
M4000/M5000/M8000/M9000 Servers Dynamic Reconfiguration (DR) User’s Guide . For
details on how to log in to XSCF, see the SPARC Enterprise
M3000/M4000/M5000/M8000/M9000 Servers XSCF User’s Guide .
Hot replacement:
From the terminal connected to the XSCF, select all the domains that have been
recognized in
Step 2 as including the CMU to be replaced, and execute the
poweroff
-d
command to shut down the domains. (The IOU status can be checked by executing
the
showboards
command.)
Domain administrator authority is required for executing this command. For details on
how to log in to XSCF, see the
SPARC Enterprise M3000/M4000/M5000/M8000/M9000
Servers XSCF User’s Guide .
4. Use the maintenance menu to select the replacement target IOU. (The maintenance
menu is used up to Step 14 .)
The fieldeng permission is required for executing this command.