Chapter 3. Installing a Battery Backup Unit
Figure 14. Attaching the battery module to the remote board
Bottom clip will snap in here
9Insert the remote battery board in the chosen expansion slot and secure the bracket with the screw you removed in step 2. (Note that the remote battery board does not have a connector that inserts into a slot on the motherboard).
10Insert the battery power connector into the power receptacle on the BBU control module.
213ware 9690SA SAS/SATA RAID Controller Installation Guide