Oracle Fujitsu SPARC M12-1 Service Manual page 110

Active/Hot replacement (PSU and FANU)
Active/Hot replacement can be performed on a PSU and FANU. Perform the
following procedure to replace the unit.
Figure 7-1 Active/Hot Replacement Flow (PSU and FANU)
1. Opening the rack door
2. Checking the operating condition of the system
3. Releasing a faulty FRU from the system
4. Replacing a faulty FRU
5. Incorporating the replacement FRU into the
system
6. Confirming that there is no problem with the
replacement FRU
7. Closing the rack door
Table 7-3 Active/Hot Replacement Work Procedure (PSU and FANU)
Item Work Procedure
1 Opening the rack door
2 Checking the operating condition of the
system
3 Releasing a faulty FRU from the system
4 Replacing the faulty FRU
5 Incorporating the replacement FRU into the
system
6 Confirming that there is no problem with
the replacement FRU
7 Closing the rack door
96 Fujitsu SPARC M12-1 Service Manual • January 2023
Maintenance complete
Reference
"5.3.1 Checking the Operating Condition of a Physical
Partition or Logical
"5.7 Releasing a FRU From the System With the replacefru
Command"
"Chapter 11 Maintaining the Power Supply
"Chapter 15 Maintaining the Fan
"6.2 Incorporating a FRU Into the System With the
replacefru
"6.7 Checking the FRU Status After
Domain"
Units"
Command"
Units"
Maintenance"