HP TouchSmart IQ820 - Desktop PC Manual page 53

7 Replace the hard disk drive/memory cover by lowering it into place, and sliding it so the slots on the
cover fit into the grooves under the computer stand.
The cover snaps into place with a click as the side tabs engage in the computer. When the cover is
replaced properly, it will be flush with the larger back cover.
8 Replace the screw that secures the hard disk drive cage to the chassis.
Upgrading and Servicing Guide
21