Replacing a 7x20 Controller PCIe Card or Riser
b.
Loosen the two captive Phillips screws on the end of the rear panel crossbar
and lift the crossbar up and back to remove it.
c.
Loosen the captive retaining screw holding the front end of the riser and the
Phillips screw on the end of the riser.
d.
Lift the riser up to remove it from the storage controller.
Servicing the 7x20 Controller 199