Dell Dimension C521 - Manual (Page 88)

88
Removing and Installing Parts
3 If you are installing a new drive:
a Press the two snaps on the top of the drive-panel insert and rotate the insert toward the front of
the computer. Remove it from the computer.
b Remove the three shoulder screws from the drive-panel insert.
4 If you are replacing an existing drive:
a Remove the existing drive.
b Remove the three shoulder screws from the existing drive.
5 Insert the three shoulder screws into the sides of the new drive and tighten them.
6 Connect the power and data cables to the drive.
7 Align the shoulder screws with the screw guides, and slide the drive into the bay until it clicks into
place.
8 Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan
and cooling vents.