Dell Inspiron 15 (3520) How-To Install & Replace Your Palmrest Keyboard Assembly

By on November 5, 2024 · 6:31 pm
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In this Dell laptop tutorial we are going to show you how to install and replace the Palmrest Keyboard Assembly on your Inspiron 15 (3520) laptop. These installation instructions have been made into 26 easy to follow printable steps. We have also created a video tutorial that shows you how to install your Inspiron 15 (3520) Palmrest Keyboard Assembly.

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 Phillips #0 screwdriver
  • 1 x small plastic scribe
Inspiron 3520 Palmrest Keyboard Assem

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Inspiron 15 3520 Palmrest Keyboard Assembly

Video tutorial repair manual



Installation and Removal Instructions
Inspiron 15 (3520) Palmrest Keyboard Assembly

Before you begin: If you need help at any point, you can always contact Parts-People Repair Department for help with your diagnosis or repair.

Step 1

Unscrew the bottom base cover (6 x M2 x 5mm) (2 x captive screws).

Step 2

  • Unscrew the bottom base cover (6 x M2 x 5mm) (2 x captive screws).
  • Use a plastic scribe to separate and remove the Bottom Base Cover.
Unscrew the bottom base cover (6 x M2 x 5mm) (2 x captive screws).Use a plastic scribe to separate and remove the Bottom Base Cover.Unscrew the bottom base cover (6 x M2 x 5mm) (2 x captive screws).Unscrew the bottom base cover (6 x M2 x 5mm) (2 x captive screws).
Disconnect the battery cable.

Step 3

  • Disconnect the battery cable.
Unscrew and remove the SSD bracket (1 x M2 x 3mm).

Step 4

Unscrew and remove the SSD bracket (1 x M2 x 3mm).Slide out the M.2 NVMe SSD.Unscrew and remove the SSD bracket (1 x M2 x 3mm).
Unscrew and remove the WiFi bracket (1 x 2mm x 3.5mm).

Step 5

  • Unscrew and remove the WiFi bracket (1 x 2mm x 3.5mm).
  • Disconnect the antenna cables.
  • Slide out the Wireless/WiFi Card.
  • Loosen the antenna cables.
Unscrew and remove the WiFi bracket (1 x 2mm x 3.5mm).Disconnect the antenna cables.Slide out the Wireless/WiFi Card.Loosen the antenna cables.
Unclip the locking tab and disconnect the hard drive cable.

Step 6

  • Unclip the locking tab and disconnect the hard drive cable.
Unclip the locking tab and disconnect the hard drive cable.Unclip the locking tab and disconnect the hard drive cable.
Unscrew and remove the hard drive and caddy (4 x 2mm x 3.5mm).

Step 7

  • Unscrew and remove the hard drive and caddy (4 x 2mm x 3.5mm).
Unclip the locking tab and disconnect the touchpad cable.

Step 8

  • Unclip the locking tab and disconnect the touchpad cable.
  • Unclip the locking tab and disconnect the keyboard cable.
Unclip the locking tab and disconnect the touchpad cable.Unclip the locking tab and disconnect the keyboard cable.Unclip the locking tab and disconnect the touchpad cable.Unclip the locking tab and disconnect the touchpad cable.
Unscrew and remove the Battery (3-CELL BATTERY: 3 x

Step 9

Unscrew and remove the Battery (3-CELL BATTERY: 3 x Unscrew and remove the Battery (3-CELL BATTERY: 3 x Unscrew and remove the Battery (3-CELL BATTERY: 3 x
Disconnect the speaker cable.

Step 10

  • Disconnect the speaker cable.
Remove the Speakers.

Step 11

Remove the Speakers.Remove the Speakers.
Unscrew and remove the Touchpad (5 x

Step 12

Unscrew and remove the Touchpad (5 x Unscrew and remove the Touchpad (5 x
Unscrew and lift the left LCD hinge (2 x M2.5 x 5mm).

Step 13

  • Unscrew and lift the left LCD hinge (2 x M2.5 x 5mm).
Unscrew and lift the left LCD hinge (2 x M2.5 x 5mm).Unscrew and lift the left LCD hinge (2 x M2.5 x 5mm).
Unclip the locking tab and disconnect the I/O board cable.

Step 14

  • Unclip the locking tab and disconnect the I/O board cable.
Unclip the locking tab and disconnect the I/O board cable.Unclip the locking tab and disconnect the I/O board cable.
Unscrew and remove the I/O Circuit Board (3 x 2mm x 3.5mm).

Step 15

Unscrew and remove the I/O Circuit Board (3 x 2mm x 3.5mm).Unscrew and remove the I/O Circuit Board (3 x 2mm x 3.5mm).
Unclip the locking tab and disconnect the I/O board cable.

Step 16

  • Unclip the locking tab and disconnect the I/O board cable.
Unclip the locking tab and disconnect the I/O board cable.Unclip the locking tab and disconnect the I/O board cable.
Disconnect the cooling fan cable.

Step 17

  • Disconnect the cooling fan cable.
Unscrew and remove the Cooling Fan (2 x

Step 18

Unscrew and remove the Cooling Fan (2 x Unscrew and remove the Cooling Fan (2 x
Unscrew and remove the Power Button (1 x M2 x 2mm).

Step 19

  • Unscrew and remove the Power Button (1 x M2 x 2mm).
  • ***FOLLOW THE ORIGINAL STEPS IN REVERSE TO REASSEMBLE YOUR LAPTOP.
Unscrew and remove the Power Button (1 x M2 x 2mm).***FOLLOW THE ORIGINAL STEPS IN REVERSE TO REASSEMBLE YOUR LAPTOP.
Disconnect the DC jack cable.

Step 20

  • Disconnect the DC jack cable.
Unscrew and lift the right LCD hinge (2 x M2.5 x 5mm).

Step 21

  • Unscrew and lift the right LCD hinge (2 x M2.5 x 5mm).
Unscrew and lift the right LCD hinge (2 x M2.5 x 5mm).Unscrew and lift the right LCD hinge (2 x M2.5 x 5mm).
Unsnap the locking tab and disconnect the LCD cable.

Step 22

  • Unsnap the locking tab and disconnect the LCD cable.
Unsnap the locking tab and disconnect the LCD cable.Unsnap the locking tab and disconnect the LCD cable.
Separate the LCD Display Assembly from the palmrest.

Step 23

  • Separate the LCD Display Assembly from the palmrest.
Separate the LCD Display Assembly from the palmrest.Separate the LCD Display Assembly from the palmrest.
Unscrew and remove the Motherboard (4 x 2mm x 3.5mm).

Step 24

Unscrew and remove the Motherboard (4 x 2mm x 3.5mm).Unscrew and remove the Motherboard (4 x 2mm x 3.5mm).
Remove the DC Jack.

Step 25

Remove the DC Jack.Remove the DC Jack.
The remaining piece is the Palmrest Keyboard Assembly.

Step 26

The remaining piece is the Palmrest Keyboard Assembly.The remaining piece is the Palmrest Keyboard Assembly.
Inspiron 3520 Palmrest Keyboard Assem

Dell Laptop Replacement Parts Needed

01CDD Image
Eligible for $5.00 Economy Shipping.
Only 8 left in stock - order soon.
33WTF Image
Eligible for $5.00 Economy Shipping.
Only 5 left in stock - order soon.
4D4C0 Image
Eligible for FREE Economy Shipping.
Only 6 left in stock - order soon.
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 3520 Palmrest Keyboard Assembly

Topics: Dell Inspiron Repair Manuals Dell Laptop Repair Dell Repair Manuals Inspiron 15 (3520) Palmrest Keyboard Assembly

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