Dell Inspiron 14-3421 (P37G-001) Heatsink / Fan Removal and Installation

Created by on December 28, 2021
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In this Dell laptop tutorial we are going to show you how to install and replace the Heatsink / Fan on your Inspiron 14-3421 (P37G-001) laptop. These installation instructions have be made into 15 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Inspiron 14-3421 (P37G-001) Heatsink / Fan.

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
Inspiron 3421 Heatsink Fan

Dell Laptop Replacement Parts Needed

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Inspiron 14 3421 Heatsink Fan

Video tutorial repair manual



Installation and Removal Instructions
Inspiron 14-3421 (P37G-001) Heatsink / Fan

Slide the latches over to unlock the battery.

Step 1

  • Slide the latches over to unlock the battery.
Slide the latches over to unlock the battery.Slide the latches over to unlock the battery.
Remove the Battery.

Step 2

Remove the Battery.Remove the Battery.
Remove the optical drive screw.

Step 3

  • Remove the optical drive screw.
  • Slide the optical drive out.
Remove the optical drive screw.Slide the optical drive out.
Remove the DVD Optical Drive.

Step 4

Remove the DVD Optical Drive.Remove the DVD Optical Drive.
Remove the screw.

Step 5

Remove the screw.Remove the Access Door.Remove the screw.
Remove the screw.

Step 6

  • Remove the screw.
  • Using the tab, slide the hard drive to the left.
  • Remove the Hard Drive.
Remove the screw.Using the tab, slide the hard drive to the left.Remove the Hard Drive.
Remove the bottom keyboard screws.

Step 7

  • Remove the bottom keyboard screws.
  • Remove the bottom palmrest screws.
  • Turn the laptop over & open it up.
Remove the bottom keyboard screws.Remove the bottom palmrest screws.
Press the keyboard tabs in to loosen the keyboard.

Step 8

  • Press the keyboard tabs in to loosen the keyboard.
Press the keyboard tabs in to loosen the keyboard.Press the keyboard tabs in to loosen the keyboard.
Unplug the keyboard cable.

Step 9

  • Unplug the keyboard cable.
  • Remove the Keyboard.
Unplug the keyboard cable.Remove the Keyboard.
Unplug the palmrest cables.

Step 10

  • Unplug the palmrest cables.
  • Remove the palmrest screws.
Unplug the palmrest cables.Remove the palmrest screws.
Carefully unsnap and remove the Palmrest Touchpad.

Step 11

Carefully unsnap and remove the Palmrest Touchpad.Carefully unsnap and remove the Palmrest Touchpad.
Unplug & loosen the LCD cable.

Step 12

  • Unplug & loosen the LCD cable.
Unplug & loosen the LCD cable.Unplug & loosen the LCD cable.
Unplug & loosen the DC Jack.

Step 13

Unplug & loosen the DC Jack.Unplug & loosen the DC Jack.
Unplug the USB cable.

Step 14

  • Unplug the USB cable.
  • Unplug the speaker cable.
  • Remove the motherboard screw.
  • Remove the Motherboard.
Unplug the USB cable.Unplug the speaker cable.Remove the motherboard screw.Remove the Motherboard.
Turn the motherboard over.

Step 15

  • Turn the motherboard over.
  • Unplug the fan cable.
  • Loosen the heatsink screws.
  • Remove the Heatsink Fan.
Turn the motherboard over.Unplug the fan cable.Loosen the heatsink screws.
Inspiron 3421 Heatsink Fan

Dell Laptop Replacement Parts Needed

DIY Discount - Parts-People.com offers 5% off to all DO-IT-YOURSELFERS!
Use this coupon code to save 5% off these parts
DIYM514
Inspiron 14 3421 Heatsink Fan

Topics: Dell Inspiron Repair Manuals Dell Laptop Repair Dell Repair Manuals Heatsink Fan Inspiron 14 (3421)

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