Avago Technologies 3ware 9650SE-12ML - Manual (Page 23)

Step 2. Install the Controller in the Computer
www.3ware.com 19
7 Press down gently on the edge of the 3ware RAID controller
directly above the PCI Express slot until it is fully seated.
Figure 13. Inserting Controller Into PCI Express Slot
8 Check that the 3ware RAID controller’s metal bracket covers
the hole in the case and secure the bracket with the screw that
was used to secure the filler bracket in step 5.
9 When you tighten the screw on the bracket to the enclosure,
make sure the card is not slanted in any direction; otherwise the
card will not work properly.
Use a PCI Express slot
for the 3ware 9650SE
controller.
If in doubt about what
slots you have, check
the documentation for
your motherboard.
Do NOT
use a PCI or
PCI-X slot.