Replacing the heat-sink assembly – Dell Inspiron 14z (N411z, Late 2011) User Manual
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Heat-Sink Assembly
10 Remove the display assembly. See "Removing the Display Assembly" on
11 Remove the thermal fan. See "Removing the Thermal Fan" on page 69.
12 Follow the instructions from step 12 to step 17 in "Removing the System
13 In the sequential order, as indicated on the heat sink, loosen the four
captive screws that secure the heat sink-assembly to the system board.
14 Lift the heat-sink assembly away from the system board.
Replacing the Heat-Sink Assembly
NOTE:
The original thermal pad can be reused if the original processor and heat
sink are reinstalled together. If either the processor or heat sink is replaced, use the
thermal pad provided in the kit to ensure that thermal conductivity is achieved.
1 Follow the instructions in "Before You Begin" on page 9.
2 Clean the thermal grease from the bottom of the heat sink and reapply it.
1
heat-sink assembly
2
captive screws (4)
1
2