Dell Dimension YH242 Owner's Manual page 122

3 Lower the cover into place:
Pivot the cover down.
a
Press down on the right side of the cover until it closes.
b
Press down on the left side of the cover until it closes.
c
4 Ensure that both sides of the cover are locked. If not, repeat all of step 3.
NOTICE:
To connect a network cable, first plug the cable into the network wall jack and then plug it into the
computer.
5 Connect your computer and devices to electrical outlets, and then turn them on.
122
Removing and Installing Parts