Dell Inspiron 3480, Service Manual

Page: 44 / 138

Identifier GUID-69332260-F504-4C70-A535-1E11124CC185
Status Released
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 . After working inside your computer, follow the instructions in After working inside
your computer . For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance .
CAUTION: Incorrect alignment of the heat sink can damage the system board and processor.
NOTE: If either the system board or the heat sink is replaced, use the thermal pad provided in the kit to ensure that thermal
conductivity is achieved.
Identifier GUID-6C4D48D7-505A-47E3-8EB3-8CB31F900398
Status Released
Procedure
1 Place the heat sink on the system board and align the screw holes on the heat sink with the screw holes on the system board.
2 Replace the three (M2x3) screws that secure the heat sink to the system board.
3 In sequential order (as indicated on the heat sink), tighten the four captive screws that secure the heat sink to the system board.
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44 Replacing the heat sink