Dell Dimension 2300 - Manual (Page 79)

Adding Parts 79
16 Reattach the front panel to the side hinges, and then rotate the panel
until it snaps onto the front of the computer.
17 Replace the computer cover (see page 82).
NOTICE: To connect a network cable, first plug the cable into the network
wall jack and then plug it into the computer.
18 Connect your computer and devices to electrical outlets, and then
turn them on.
19 See the documentation that came with the drive for instructions on
installing any software required for drive operation.
front panel
side hinges (3)