7. To remove the Blank Back Plate, pull the back plate pin 1 to release the Blank Back Plate, and remove the Blank Back
Plate 2 from the rear panel slot.
Figure 4. Remove Blank Back Plate
8. To Insert the SAS Interface Assembly or USB Interface Assembly into the rear panel slot, insert the tab on the back
plate into the indent in the back panel opening 1, pull the pin on the back plate 2 and push the back plate into the
back panel opening 3 until it clicks into place.
Figure 5. Insert Interface Assembly Back Plate