Dell INSPIRON 531S Owner's Manual page 152

9 Install the heat sink assembly:
Place the heat sink and fan assembly back onto the heat-sink assembly
a
bracket.
Ensure that the two clamp grips are aligned with the two bracket
b
projections.
Hold the heat sink fan assembly in place and rotate the clamp lever
c
180 degrees clockwise to secure the heat sink and fan assembly.
NOTICE:
1
2
1 clamp lever
4 bracket
7 fan
10 Connect any cables disconnected before removing the heat sink assembly.
11 Replace the computer cover (see "Replacing the Computer Cover" on page 165).
12 Connect your computer and devices to an electrical outlet, and turn them on.
13 Verify that the computer works correctly by running the Dell Diagnostics
(see "Dell Diagnostics" on page 84).
152
Removing and Installing Parts
Ensure that the heat sink assembly is correctly seated and secure.
2 bracket projection
5 heat sink
3
7
6
5
4
3 clamp grip
6 fan cover