Dell Inspiron 15-5551 (P51F-003) Heatsink / Fan Removal & Installation


In this Dell laptop tutorial we are going to show you how to install and replace the Heatsink / Fan on your Inspiron 15-5551 (P51F-003) laptop. These installation instructions have be made into 12 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Inspiron 15-5551 (P51F-003) 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 5551 Heatsink Fan

Dell Laptop Replacement Parts Needed

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Inspiron 15 5551 Heatsink Fan

Video tutorial repair manual



Installation and Removal Instructions
Inspiron 15-5551 (P51F-003) Heatsink / Fan

Slide the latch to the left to unlock the battery.

Step 1

  • Slide the latch to the left to unlock the battery.
  • Lift the Battery out of the laptop.
Slide the latch to the left to unlock the battery.Lift the Battery out of the laptop.Slide the latch to the left to unlock the battery.Slide the latch to the left to unlock the battery.
Turn the laptop over and open it up.

Step 2

  • Turn the laptop over and open it up.
  • Using a scribe of flat head screwdriver, press in the keyboard latches and pry up the keyboard.
Turn the laptop over and open it up.Using a scribe of flat head screwdriver, press in the keyboard latches and pry up the keyboard.
Unplug the keyboard cable.

Step 3

  • Unplug the keyboard cable.
  • Remove the Keyboard.
Unplug the keyboard cable.Remove the Keyboard.Unplug the keyboard cable.Unplug the keyboard cable.
Unplug the optical drive cable.

Step 4

  • Unplug the optical drive cable.
  • Remove the 6 - M2.5 x 5mm screws under the keyboard.
  • Close the laptop & turn it over.
Unplug the optical drive cable.Remove the 6 - M2.5 x 5mm screws under the keyboard.
Remove the 1- M2 x 5mm screw.

Step 5

Remove the 1- M2 x 5mm screw.Use the slot under the battery to slide the optical drive out. Remove the DVD Optical Drive.Remove the 1- M2 x 5mm screw.
Remove the 2 - M2.5 x 8mm screws.

Step 6

Remove the 2 - M2.5 x 8mm screws.Remove the Access Door.Remove the 2 - M2.5 x 8mm screws.
Unplug the hard drive cable.

Step 7

  • Unplug the hard drive cable.
  • Remove the 4 - M2.5 x 8mm screws.
  • Lift the Hard Drive out of the laptop.
Unplug the hard drive cable.Remove the 4 - M2.5 x 8mm screws.Lift the Hard Drive out of the laptop.Unplug the hard drive cable.
Remove the 1 - M2 x 3mm screw.

Step 8

  • Remove the 1 - M2 x 3mm screw.
  • Remove the bracket.
Remove the 1 - M2 x 3mm screw.Remove the bracket.
Unplug the antenna cables.

Step 9

Unplug the antenna cables.Remove the Wireless WLAN Card.Unplug the antenna cables.
Remove the 3 - M2 x 2mm Wafer screws under the optical drive.

Step 10

Remove the 3 - M2 x 2mm Wafer screws under the optical drive.Remove the 2 - M2.5 x 8mm hinge screws.Remove the 4 - M2.5 x 5mm screws under the battery.Remove the 6 - M2.5 x 8mm screws under the access door.
Unplug the speaker cable.

Step 11

  • Unplug the speaker cable.
  • Unsnap & separate the Bottom Base from the laptop.
Unplug the speaker cable.Unsnap & separate the Bottom Base from the laptop.Unplug the speaker cable.Unplug the speaker cable.
Unplug the fan cable.

Step 12

  • Unplug the fan cable.
  • Loosen the screws.
  • Remove the Heatsink / Fan.
  • ***Clean the heatsink and apply new thermal pads or thermal compound before reinstalling.***
Unplug the fan cable.Loosen the screws.Remove the Heatsink / Fan.***Clean the heatsink and apply new  thermal pads or thermal compound before reinstalling.***
Inspiron 5551 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 15 5551 Heatsink Fan

Topics: Dell Inspiron Repair Manuals Dell Laptop Repair Dell Repair Manuals Heatsink / Fan Inspiron 15 (5551)

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