Replacing The Fan Duct - HP Pavilion xt800 - Desktop PC Manual

4 To make sure that the cage is locked into
position, grasp the drive cage and pull up
forcefully.
Note:
If you are able to remove the drive cage
without pressing the release tab, you didn't
properly align the track with the guide. Repeat
steps 1–4 above.

Replacing the Fan Duct

1 Holding the fan duct at a 45-degree angle,
align the bottom of the duct with the hole
on the fan holder.