HP P6230F - Pavilion - Desktop PC Supplementary Manual page 12

7 Tilt out the top of the side panel, and then lift the panel
from the computer.
--
8 Locate the three tabs that secure the front panel to the
computer. Pull each of the tabs out slightly, away from
the computer, to release the panel.
4
9 Swing the front panel open toward the left, and then
10 Locate the optical disc drive you want to replace (and
— Removing and Replacing an Optical Disc Drive
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lift it off the computer.
also the drive latch for it).