Dell OptiPlex 360 (Late 2008) - Manual (Page 61)

Drives 61
b Insert the three shoulder screws removed from the insert into the sides
of the new drive and tighten them.
c Lift the drive release latch up and insert the new optical drive.
3 Connect the power and data cables to the drive.
4 Align the shoulder screws with the screw guides, and slide the drive into
the bay until it clicks into place.
5 Check all cable connections, and fold cables out of the way to provide
airflow for the fan and cooling vents.