Service Manual

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
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 fan and heat-sink assembly is replaced, use the thermal pad/paste provided
in the kit to ensure that thermal conductivity is achieved.
Procedure
1 Align the screw holes on the heat-sink assembly with the screw holes on the system board.
2 Replace the seven screws (M2x3) that secure the heat-sink assembly to the system board.
3 Turn the system-board assembly over.
NOTE: For computers shipped with NVIDIA GeForce GTX 1060 graphics controller, place the fans on the slots
on the system board.
4 Connect the fan cable to the system board.
5 Adhere the tape that secures the fan cable to the system-board assembly.
6 Connect the fan cable to the system board.
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