Replacing The Heat Sink; Procedure; Postrequisites - Dell Inspiron 20 Owner's Manual

All-in-one desktop featuring a large hd+ display
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Replacing the Heat Sink

WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before Working Inside Your
computer, follow the instructions in
Computer. For more safety best practices, see the Regulatory
Compliance home page at dell.com/regulatory_compliance.
CAUTION: Incorrect alignment of the heat sink can cause damage to
the system board and processor.

Procedure

NOTE: The original thermal grease can be reused if the original
processor and heat sink are reinstalled together. If either the processor
or the heat sink is replaced, use the thermal grease provided in the kit to
make sure that thermal conductivity is achieved.
1
Clean the thermal grease from the bottom of the heat sink and reapply
the thermal grease.
2
Align the captive screws on the heat sink with the screw holes on the
system board.
3
In sequential order (indicated on the heat sink), tighten the captive screws
that secure the heat sink to the system board.
4
Replace the screw that secures the heat sink to the display-panel base.

Postrequisites

1
Replace the
system-board
2
Replace the
back
3
Replace the
stand
Computer. After working inside your
shield.
cover.
assembly.
After Working Inside Your
49

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