HP ProLiant BL45p Generation 2 Server Blade Maintenance and Service Guide

Removal and replacement procedures 55
Primary system board
To remove the component:
1. Power down the server blade (on page 28).
2. Remove the server blade (on page 28).
3. Remove the secondary access panel ("Secondary access panel" on page 29).
4. Remove the processor air baffle ("Processor air baffle" on page 32).
5. Remove the fan assembly ("Fan assembly" on page 33).
6. Remove all DIMMs ("DIMMs" on page 35).
7. Remove the FC mezzanine, if installed ("Fibre Channel mezzanine" on page 36).
8. Remove the NIC mezzanine, if installed ("NIC mezzanine" on page 36).
9. Remove the I/O signal board ("I/O signal board" on page 37).
10. Disconnect all cables connected to the system board ("System board components" on page 75).
11. Disengage the power connector from the chassis. Retain the thumbscrews for future use.
12. Remove the secondary system board ("Secondary system board" on page 49).
13. Remove the primary access panel ("Primary access panel" on page 29).
14. Remove all hard drives ("Hard drive" on page 30).
15. Remove the power button/LED board cable ("Power button/LED board cable" on page 31).
16. Remove the processor air baffle ("Processor air baffle" on page 32).
17. Remove the fan assembly ("Fan assembly" on page 33).
18. Remove the hard drive backplane cable ("Hard drive backplane power and data cable" on page
34).
19. Remove the hard drive backplane ("Hard drive backplane" on page 34).
20. Remove all DIMMs ("DIMMs" on page 35).
21. Remove the FC mezzanine, if installed ("Fibre Channel mezzanine" on page 36).
22. Remove the NIC mezzanine, if installed ("NIC mezzanine" on page 36).