Fujitsu SPARC M10-4 Service Manual page 295

Note -
14.3.2 Inactive/Cold maintenance
Note -
Open the rack door.
Log in to the XSCF shell.
Execute the showlogs command to identify the component requiring
maintenance.
XSCF> showlogs error
Confirm the hardware and software configurations.
Power off the physical partition requiring maintenance.
Execute the replacefru command to release the chassis requiring maintenance
from the system.
XSCF> replacefru
Remove all the power cords from the PSU backplane unit of the chassis
requiring maintenance.
Note -
14.3.3 System-stopped maintenance
Open the rack door.
Log in to the XSCF shell.
Chapter 14 Maintaining the PSU Backplane Unit 271