Dell Inspiron 1420n (PP26L) CPU Cooling Fan Removal Tutorial


In this Dell laptop tutorial we are going to show you how to install and replace the CPU Cooling Fan on your Dell Inspiron 1420n laptop. These installation instructions have be made into 25 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Dell Inspiron 1420n CPU Cooling 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 flat head screwdriver
  • 1 x plastic scribe (optional)
Inspiron 1420n CPU Cooling Fan

Video tutorial repair manual



Installation and Removal Instructions
Dell Inspiron 1420 CPU Cooling Fan

Slide the 2 battery latches towards the outside of the laptop.

Step 1

  • Slide the 2 battery latches towards the outside of the laptop.
  • Slide the battery out.
Loosen the 2 retaining screws.

Step 2

  • Loosen the 2 retaining screws.
  • Lift the hard drive door away form the laptop.
Loosen the 2 retaining screws. Lift the hard drive door away form the laptop.
Using the black tape, lift the hard drive and caddy out of the laptop.

Step 3

  • Using the black tape, lift the hard drive and caddy out of the laptop.
Loosen the 3 retaining screws.

Step 4

  • Loosen the 3 retaining screws.
  • Lift the memory door away form the laptop.
Loosen the 3 retaining screws. Lift the memory door away form the laptop.
Separate the the memory clips until the memory stick lifts up.

Step 5

  • Separate the the memory clips until the memory stick lifts up.
  • Lift the memory stick away from the motherboard.
  • Repeat the process for the second memory stick.
Separate the the memory clips until the memory stick lifts up. Lift the memory stick away from the motherboard.
Remove the 2mm x 3mm screw.

Step 6

  • Remove the 2mm x 3mm screw.
  • Unplug the modem card from the motherboard.
  • Unplug the modem cable.
Remove the 2mm x 3mm screw.Unplug the modem card from the motherboard.
Loosen the 3 retaining screws.

Step 7

  • Loosen the 3 retaining screws.
  • Remove the CPU processor door.
Loosen the 3 retaining screws. Remove the CPU processor door.
Loosen theLift the heat sink away from the motherboard. 4 heat sink screws.

Step 8

  • Loosen theLift the heat sink away from the motherboard. 4 heat sink screws.
Loosen theLift the heat sink away from the motherboard. 4 heat sink screws. Loosen theLift the heat sink away from the motherboard. 4 heat sink screws.
Using a flat head screw driver, turn the CPU locking screw counterclockwise approximately 180 degrees.

Step 9

  • Using a flat head screw driver, turn the CPU locking screw counterclockwise approximately 180 degrees.
  • Lift the CPU processor away from the motherboard.
Remove the (2) 2.5mm x 8mm hinge screws on the bottom of the laptop.

Step 10

  • Remove the (2) 2.5mm x 8mm hinge screws on the bottom of the laptop.
  • Remove the (2) 2.5mm x 8mm hinge screws on the back of the laptop.
Remove the (2) 2.5mm x 8mm hinge screws on the bottom of the laptop. Remove the (2) 2.5mm x 8mm hinge screws on the back of the laptop.
Remove the (13) 2.5mm x 8mm bottom base screws.

Step 11

  • Remove the (13) 2.5mm x 8mm bottom base screws.
Remove the (3) 2mm x 3mm bottom base screws.

Step 12

  • Remove the (3) 2mm x 3mm bottom base screws.
  • Remove the 2.5mm x 5mm bottom base screw.
Remove the (3) 2mm x 3mm bottom base screws. Remove the 2.5mm x 5mm bottom base screw.
Turn the laptop over an open it up.

Step 13

  • Turn the laptop over an open it up.
  • Using a flat head screw driver pry up the power button cover starting on the right side and work your way to the left.
Turn the laptop over an open it up.Using a flat head screw driver pry up the power button cover starting on the right side and work your way to the left.
Unscrew the (2) 2mm x 3mm screws.

Step 14

  • Unscrew the (2) 2mm x 3mm screws.
  • Carefully lift the keyboard up and position it above the power button.
Carefully pivot up the blue latch on the keyboard cable connector and slide the cable out.

Step 15

  • Carefully pivot up the blue latch on the keyboard cable connector and slide the cable out.
Remove the left and right hinge covers.

Step 16

  • Remove the left and right hinge covers.
Unplug the WLAN antenna cables.

Step 17

  • Unplug the WLAN antenna cables.
  • Unscrew the 2mm x 3mm screw.
  • Remove the WLAN card from the motherboard.
Unplug the WLAN antenna cables.Unscrew the 2mm x 3mm screw.
Unplug the WWAN antenna cables.

Step 18

  • Unplug the WWAN antenna cables.
  • Unscrew the 2mm x 3mm screw.
  • Remove the WWAN card from the motherboard.
Unplug the WWAN antenna cables.Unscrew the 2mm x 3mm screw.
Remove the 2mm x 3mm screw on the media button circuit board.

Step 19

  • Remove the 2mm x 3mm screw on the media button circuit board.
  • Loosen the media button circuit board and remove the antenna cables from under it.
Remove the 2mm x 3mm screw on the media button circuit board. Loosen the media button circuit board and remove the antenna cables from under it.
Unplug the LCD cable.

Step 20

  • Unplug the LCD cable.
  • Lift the LCD display assembly away from the laptop.
Remove the (3) 2.5mm x 5mm top palmrest screws.

Step 21

  • Remove the (3) 2.5mm x 5mm top palmrest screws.
  • Unplug the palmrest cables.
Remove the (3) 2.5mm x 5mm top palmrest screws. Unplug the palmrest cables.
Remove the palmrest from the laptop base.

Step 22

  • Remove the palmrest from the laptop base.
Unplug the audio board cable and speakers.

Step 23

  • Unplug the audio board cable and speakers.
  • Remove the 2.5mm x 5mm screw.
Unplug the audio board cable and speakers. Remove the 2.5mm x 5mm screw.
Remove the (2) 2mm x 3mm screws.

Step 24

  • Remove the (2) 2mm x 3mm screws.
  • Lift the motherboard out of the base and turn it over.
Unplug the fan cable.

Step 25

  • Unplug the fan cable.
  • Remove the 2.5mm x 5mm fan screw and lift the fan from the motherboard.
Unplug the fan cable. Remove the 2.5mm x 5mm fan screw and lift the fan from the motherboard.
Inspiron 1420n CPU Cooling Fan

Topics: Dell Inspiron Repair Manuals Dell Repair Manuals CPU Cooling Fan Inspiron 1420n

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