Dell Inspiron 14 3443 Inspiron 143000 Series Service Manual - Page 69
Replacing the Heat-Sink Assembly, Procedure, Post-requisites
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Replacing the Heat-Sink Assembly 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 dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can cause damage to the system board and processor. Procedure 1 Align the screw holes on the heat-sink assembly with the screw holes on the system board. 2 In sequential order (indicated on the heat-sink), tighten the captive screws that secure the heat-sink assembly to the system board. 3 Connect the fan cable to the system board. Post-requisites 1 Replace the system board. 2 Replace the palm rest. 3 Replace the hard drive. 4 Replace the wireless card. 5 Replace the memory module(s). 6 Replace the base cover. 7 Replace the keyboard. 8 Replace the optical drive. 9 Replace the battery. 69