Dell Inspiron 14 5402/5409 How-To Install & Replace CPU Cooling Fan & Heatsink


In this Dell laptop tutorial we are going to show you how to install and replace the CPU Cooling Fan & Heatsink on your Inspiron 14 5402/5409 laptop. These installation instructions have been made into 5 easy to follow printable steps. We have also created a video tutorial that shows you how to install your Inspiron 14 5402/5409 CPU Cooling Fan & Heatsink.

Before you begin

Please take the time read the following safety guidelines when working on static sensitive electrical components.
Dell repair manual service precautions

Tools needed for this laptop repair

  • 1 x small phillips head screwdriver
  • 1 x small plastic scribe

Video tutorial repair manual



Installation and Removal Instructions
Inspiron 14 5402/5409 CPU Cooling Fan & Heatsink

Remove the bottom base cover screws (5 x M2 x 4mm) (2 x captive screws).

Step 1

Remove the bottom base cover screws (5 x M2 x 4mm) (2 x captive screws).Use a Plastic Scribe to separate and remove Remove the bottom base cover screws (5 x M2 x 4mm) (2 x captive screws).Remove the bottom base cover screws (5 x M2 x 4mm) (2 x captive screws).
Disconnect the Battery cable.

Step 2

Unscrew and remove the Heatsink (4 x captive screws).

Step 3

  • Unscrew and remove the Heatsink (4 x captive screws).
Unscrew and remove the Heatsink (4 x captive screws).Unscrew and remove the Heatsink (4 x captive screws).
Unscrew and disconnect the CPU Cooling Fan (2 x

Step 4

Unscrew and disconnect the CPU Cooling Fan (2 x Unscrew and disconnect the CPU Cooling Fan (2 x Unscrew and disconnect the CPU Cooling Fan (2 x
Follow these steps in reverse order to replace part and reassemble laptop.

Step 5

  • Follow these steps in reverse order to replace part and reassemble laptop.

Topics: Dell Inspiron Repair Manuals Dell Laptop Repair Dell Repair Manuals CPU Cooling Fan & Heatsink Inspiron 14 (5402/5409)

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