Replacing The Heat-Sink Assembly; Procedure; Post-Requisites - Dell Inspiron 15-3531 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, 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

1 Clean the thermal grease from the bottom of the heat-sink assembly and
reapply it.
2 Align the screw holes on the heat-sink assembly with the screw holes on
the system board.
3 In sequential order (indicated on the heat-sink assembly), replace the
screws that secure the heat-sink assembly to the system board.
4 Connect the fan cable to the system board.

Post-requisites

1 Follow the procedure from step 2 to step 7 in "Replacing the
Board".
2 Replace the palm
3 Replace the wireless
4 Replace the keyboard.
5 Follow the procedure from step 3 to step 5 in "Replacing the
6 Replace the base
7 Replace the battery.
Computer. After working inside your
rest.
card.
cover.
After Working Inside Your
System
Hard Drive".
51