HP ProLiant BL420c HP ProLiant BL420c Gen8 Server Blade Maintenance and Servic - Page 28

SAS controller

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2. Remove the enclosure connector cover. To replace the component, reverse the removal procedure. SAS controller 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. Disconnect the capacitor pack cabling, if connected ("FBWC capacitor pack cabling" on page 67). CAUTION: Always remove the SAS controller before removing the drive cage. CAUTION: Always be sure that both captive screws are disengaged before removing the SAS controller. Failure to disengage the screws may result in damage to the SAS controller or the SAS backplane and bracket. Removal and replacement procedures 28

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Removal and replacement procedures
28
2.
Remove the enclosure connector cover.
To replace the component, reverse the removal procedure.
SAS controller
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.
Disconnect the capacitor pack cabling, if connected ("
FBWC capacitor pack cabling
" on page
67
).
CAUTION:
Always remove the SAS controller before removing the drive cage.
CAUTION:
Always be sure that both captive screws are disengaged before removing the SAS
controller. Failure to disengage the screws may result in damage to the SAS controller or the SAS
backplane and bracket.