Fujitsu SPARC M10-4 Service Manual page 427

26.6.2 Active/Cold maintenance
Connect all the power cords to the PSU backplane unit or power supply unit
of the chassis requiring maintenance.
Note -
Return to the operation of the XSCF firmware replacefru command to confirm
that SPARC M10-4S has been incorporated into the system.
Incorporate the chassis connected to the XSCF BB control cable requiring
maintenance into the physical partition.
Close the rack door.
26.6.3 Inactive/Cold maintenance
Connect all the power cords to the PSU backplane unit or power supply unit
of the chassis requiring maintenance.
Note -
Return to the operation of the XSCF firmware replacefru command to confirm
that SPARC M10-4S has been incorporated into the system.
Power on the physical partition requiring maintenance.
Close the rack door.
26.6.4 System-stopped maintenance
Connect all the power cords to the PSU backplane unit or power supply unit
of the chassis requiring maintenance.
Chapter 26 Maintaining the XSCF BB Control Cables 403