Fujitsu M10-4 Service Manual page 173

System-stopped/cold replacement (for a building block configuration)
System-stopped/cold replacement can be performed on each FRU in a building block
configuration. Perform the following procedure to replace the unit.
Figure 7-13 System-stopped/cold replacement flow (for a building block
configuration)
1. Open rack door
2. Switch mode switch
3. Check operating condition of system and
I/O device usage status
4. Stop system
5. Release chassis requiring maintenance from
system
6. Enable access to FRU requiring maintenance
7. Replace faulty FRU
8. Restore chassis requiring maintenance
9. Incorporate chassis requiring maintenance
into system
10. Diagnose replacement FRU
11. Confirm that there is no problem with
replacement FRU
12. Return mode switch to original mode
13. Start system
14. Close rack door
Maintenance complete
Chapter 7 Maintenance Flow 159