92 Installing System Components
SAS RAID Controller Daughter Card
Your system has a dedicated slot (INT STORAGE) for an optional SAS RAID controller daughter card.
See Figure3-8. The optional SAS RAID controller daughter card supports up to six SAS or SATA hard
drives and enables you to set up your hard drives in level 0, 1, 5, or 10 RAID configurations. For more
information, see the documentation that came with your SAS RAID controller daughter card.

Replacing the SAS RAID Controller Daughter Card Battery

1
Disconnect the battery cable from the SAS RAID controller daughter card by releasing the tab on the
cable connector on the daughter card and pulling the battery cable free. See Figure3-25.
2
Pull the connector through the routing hole on the expansion-bay bracket and then remove the battery
from the expansion-bay bracket by sliding the battery up out of the battery bay. See Figure3-25.
3
Insert the new battery into the battery bay, ensuring that the battery is aligned and fully seated into the
slots. See Figure3-25.
4
Route the cable connector through the routing hole and connect the storage card battery cable to the
SAS RAID controller daughter card. See Figure3-25.