HP Brio BA Upgrade Manual page 28

Replacing a 5.25" Bay Disk Drive
Installing an Expansion Bay Drive
6 If the bay has a metal blanking plate, then break it off using a screw driver.
7 If the bottom bay is to be used, then slide the drive in from the front of the
computer. Otherwise slide the drive in from the rear.
8 Fit the four screws, two on each side as shown below.
of the top bay screws and
system board removed. It is not necessary to remove the system board).
28
for the bottom (these are shown with the
shows the position