3Ware 9650SE Installation Manual page 34

Chapter 3. Installing the Battery Backup Unit
3 Press down gently until the BBU is seated.
Figure 24. BBU control module connected to the controller
4 Turn the controller over, insert the plastic screw head that you
removed in step 1 into the plastic post, and tighten it gently but
firmly. (Do not over-tighten!)
Warning!
the motherboard, make sure the module is connected in the
proper orientation, and that the plastic post is attached.
When the plastic post and the connector are attached
correctly, the module is in the correct orientation.
30 3ware 9650SE Serial ATA RAID Controller Installation Guide
To avoid possible damage to the controller and