Fujitsu M10-4 Service Manual page 141

Figure 7-9 Inactive/cold replacement flow (building block configuration only)
1. Open rack door
2. Switch mode switch
3. Check operating condition of system and
I/O device usage status
4. Powering off chassis requiring maintenance
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 chassis requiring maintenance
11. Confirm that there is no problem with
replaced FRU
12. Return mode switch to original mode
13. Power on chassis requiring maintenance
14. Close rack door
Maintenance complete
Chapter 7 Maintenance Flow 127