Dell Precision 330 - Manual (Page 57)

Installing Upgrades 57
Re m o v i n g t h e C o v e r ( D e s k t o p C h a s s i s )
c Lift the cover away from the chassis.
Replacing the Computer Cover
1 Check all cable connections and fold cables out of the way so that they
do not catch on the computer cover. Ensure that cables are not routed
over the drive cage—they will prevent the cover from closing properly.
2 Ensure that no tools or extra parts (including screws) are left inside the
computer chassis.
3 Replace the computer cover.
If your computer is a mini tower chassis, perform the following steps:
a Hold the cover at a slight angle as shown in the following figure.
While aligning the top of the cover with the top of the chassis,
insert the three hooks on the cover into the three recessed slots on
the computer chassis.
b Rotate the cover downward toward the bottom of the chassis.
With both hands, press against the bottom edge of the cover to
D
cover release buttons (2)
padlock ring