Dell Inspiron 3520 Motherboard Removal and Installation

Created by on October 2, 2021
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In this Dell laptop tutorial we are going to show you how to install and replace the Motherboard on your Inspiron 3520 laptop. These installation instructions have be made into 19 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Inspiron 3520 Motherboard.

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 3520 Motherboard

Dell Laptop Replacement Parts Needed

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Inspiron 3520 Motherboard

Video tutorial repair manual



Installation and Removal Instructions
Inspiron 3520 Motherboard

Slide the battery latch to the left and the battery out.

Step 1

  • Slide the locking latch over.
  • Slide the battery latch to the left and the battery out.
Slide the battery latch to the left and the battery out.Slide the locking latch over.
Under the battery, remove the hinge cover screw.

Step 2

  • Remove the 2 hard drive screws.
  • Under the battery, remove the hinge cover screw.
Under the battery, remove the hinge cover screw.Remove the 2 hard drive screws.
Remove the 11 bottom palmrest screws.

Step 3

  • Remove the 11 bottom palmrest screws.
Press in the 4 keyboard clips to loosen the keyboard.

Step 4

  • Turn the laptop over and open it up.
  • Press in the 4 keyboard clips to loosen the keyboard.
Unplug the keyboard cable.

Step 5

  • Carefully lift the keyboard and turn it over.
  • Unplug the keyboard cable.
Remove the retaining screw and lift the wireless card out of the slot.

Step 6

  • Unplug the wireless antenna cables.
  • Remove the retaining screw and lift the wireless card out of the slot.
Remove the retaining screw and lift the wireless card out of the slot.Unplug the wireless antenna cables.
Remove the memory.

Step 7

  • Separate the memory clips until the memory pivots up.
  • Remove the memory.
  • Repeat the process for the second memory clip.
Remove the memory.Repeat the process for the second memory clip.
Loosen the 2 top palmrest screws. You will not be able to remove them completely.

Step 8

  • Loosen the 2 top palmrest screws. You will not be able to remove them completely.
Carefully unsnap and lift off the palmrest.

Step 9

  • Unplug the 2 palmrest cables.
  • Carefully unsnap and lift off the palmrest.
Slide the hard drive to the right and lift it out of the laptop.

Step 10

  • Slide the hard drive to the right and lift it out of the laptop.
Slide the optical drive out to the right.

Step 11

  • Remove the optical drive screw.
  • Slide the optical drive out to the right.
Slide the optical drive out to the right.Remove the optical drive screw.
Unplug the LCD cable.

Step 12

  • Unplug the fan cable.
  • Unplug the LCD cable.
Unplug the LCD cable.Unplug the fan cable.
Carefully lift the heatsink fan off of the motherboard.

Step 13

  • Loosen the 4 heatsink screws.
  • Carefully lift the heatsink fan off of the motherboard.
Remove the CPU.

Step 14

  • Turn the CPU Locking screw counterclockwise approximately 180 degrees, or until the CPU is loose.
  • Remove the CPU.
Installation note 2: Tighten the heatsink screws in the order listed on the heatsink.

Step 15

  • Installation note 1: Make sure to replace thermal compound or thermal pads on the CPU and heatsink.
  • Installation note 2: Tighten the heatsink screws in the order listed on the heatsink.
Unplug the DC jack cable.

Step 16

  • Unplug the DC jack cable.
Loosen the wireless antenna cables and move them out of the way.

Step 17

  • Loosen the wireless antenna cables and move them out of the way.
Unplug the cables at the bottom of the motherboard.

Step 18

  • Unplug the cables at the bottom of the motherboard.
Remove the motherboard.

Step 19

  • Remove the 2 motherboard screws.
  • Remove the motherboard.
Inspiron 3520 Motherboard

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 3520 Motherboard

Topics: Dell Laptop Repair Dell Repair Manuals Inspiron 3520 Motherboard

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