HP ProLiant BL420c HP ProLiant BL420c Gen8 Server Blade Maintenance and Servic - Page 40

FBWC procedures, Removing the cache module capacitor pack

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7. Remove the NAND flash module bracket, and then remove the NAND flash module from the SAS controller. 8. To replace the component, reverse the removal procedure. FBWC procedures Four types of procedures are provided for the FBWC option: • Removing the cache module capacitor pack (on page 40) • Removing the optional SAS controller capacitor pack (on page 41) • Removing the mezzanine option capacitor pack (on page 42) • Recovering data from the FBWC (on page 43) Removing the cache module capacitor pack To remove the component: 1. Power down the server blade (on page 23). 2. Remove the server blade (on page 24). 3. Remove the access panel ("Access panel" on page 25). 4. Remove the DIMM baffle ("DIMM baffles" on page 29). 5. Disconnect the capacitor pack cable from the cache module. Removal and replacement procedures 40

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Removal and replacement procedures
40
7.
Remove the NAND flash module bracket, and then remove the NAND flash module from the SAS
controller.
8.
To replace the component, reverse the removal procedure.
FBWC procedures
Four types of procedures are provided for the FBWC option:
•
Removing the cache module capacitor pack (on page
40
)
•
Removing the optional SAS controller capacitor pack (on page
41
)
•
Removing the mezzanine option capacitor pack (on page
42
)
•
Recovering data from the FBWC (on page
43
)
Removing the cache module capacitor pack
To remove the component:
1.
Power down the server blade (on page
23
).
2.
Remove the server blade (on page
24
).
3.
Remove the access panel ("
Access panel
" on page
25
).
4.
Remove the DIMM baffle ("
DIMM baffles
" on page
29
).
5.
Disconnect the capacitor pack cable from the cache module.