Dell Latitude 3420 (P144G001) Palmrest Removal Tutorial


In this Dell laptop tutorial we are going to show you how to install and replace the Palmrest on your Latitude 3420 laptop. These installation instructions have be made into 18 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Latitude 3420 Palmrest.

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
Latitude 3420 Palmrest

Dell Laptop Replacement Parts Needed

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Latitude 3420 Palmrest

Video tutorial repair manual



Installation and Removal Instructions
Latitude 3420 Palmrest

Unscrew and remove Bottom Base (8 X captive screws).

Step 1

  • Unscrew and remove Bottom Base (8 X captive screws).
Unscrew and remove Bottom Base (8 X captive screws).Unscrew and remove Bottom Base (8 X captive screws).Unscrew and remove Bottom Base (8 X captive screws).
Unscrew and disconnect Battery (3 x M2 x 3mm).

Step 2

  • Unscrew and disconnect Battery (3 x M2 x 3mm).
Unscrew and disconnect Battery (3 x M2 x 3mm).Unscrew and disconnect Battery (3 x M2 x 3mm).Unscrew and disconnect Battery (3 x M2 x 3mm).
Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).

Step 3

  • Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).
Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).
Separate clips and remove Memory.

Step 4

  • Separate clips and remove Memory.
Separate clips and remove Memory.Separate clips and remove Memory.
Unscrew and remove M.2 2230 SSD (1 x M2 x 3mm).

Step 5

  • Unscrew and remove M.2 2230 SSD (1 x M2 x 3mm).
Unscrew and remove M.2 2230 SSD (1 x M2 x 3mm).Unscrew and remove M.2 2230 SSD (1 x M2 x 3mm).
Unscrew and remove Heatsink (4 X captive screws).

Step 6

  • Unscrew and remove Heatsink (4 X captive screws).
Unscrew and remove Heatsink (4 X captive screws).Unscrew and remove Heatsink (4 X captive screws).
Unscrew and disconnect Cooling Fan (2 x M2 x 3mm).

Step 7

  • Unscrew and disconnect Cooling Fan (2 x M2 x 3mm).
Unscrew and disconnect Cooling Fan (2 x M2 x 3mm).Unscrew and disconnect Cooling Fan (2 x M2 x 3mm).Unscrew and disconnect Cooling Fan (2 x M2 x 3mm).
Unscrew and disconnect Hard Drive (4 X 2mm x 4.5mm).

Step 8

  • Unscrew and disconnect Hard Drive (4 X 2mm x 4.5mm).
Unscrew and disconnect Hard Drive (4 X 2mm x 4.5mm).Unscrew and disconnect Hard Drive (4 X 2mm x 4.5mm).Unscrew and disconnect Hard Drive (4 X 2mm x 4.5mm).
Disconnect and remove Speakers.

Step 9

  • Disconnect and remove Speakers.
Disconnect and remove Speakers.Disconnect and remove Speakers.
Unscrew and disconnect Touchpad (4 x M2 x 2mm).

Step 10

  • Unscrew and disconnect Touchpad (4 x M2 x 2mm).
Unscrew and disconnect Touchpad (4 x M2 x 2mm).Unscrew and disconnect Touchpad (4 x M2 x 2mm).Unscrew and disconnect Touchpad (4 x M2 x 2mm).
Disconnect display cable.

Step 11

  • Disconnect display cable.
Disconnect display cable.Disconnect display cable.
Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x

Step 12

Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x
Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x

Step 13

Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x
Separate Display Assembly from Palmrest.

Step 14

  • Separate Display Assembly from Palmrest.
Unscrew and disconnect DC Jack (1 x M2 x 3mm).

Step 15

  • Unscrew and disconnect DC Jack (1 x M2 x 3mm).
Unscrew and disconnect DC Jack (1 x M2 x 3mm).Unscrew and disconnect DC Jack (1 x M2 x 3mm).Unscrew and disconnect DC Jack (1 x M2 x 3mm).
Unscrew and disconnect I/O Board (2 x M2 x 3mm) (1 x

Step 16

Unscrew and disconnect I/O Board (2 x M2 x 3mm) (1 x Unscrew and disconnect I/O Board (2 x M2 x 3mm) (1 x Unscrew and disconnect I/O Board (2 x M2 x 3mm) (1 x Unscrew and disconnect I/O Board (2 x M2 x 3mm) (1 x
Unscrew and disconnect Motherboard (2 x M2 x 2mm) (2 x

Step 17

Unscrew and disconnect Motherboard (2 x M2 x 2mm) (2 x Unscrew and disconnect Motherboard (2 x M2 x 2mm) (2 x Unscrew and disconnect Motherboard (2 x M2 x 2mm) (2 x Unscrew and disconnect Motherboard (2 x M2 x 2mm) (2 x
The remaining piece is the Palmrest.

Step 18

  • The remaining piece is the Palmrest.
Latitude 3420 Palmrest

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
Latitude 3420 Palmrest

Topics: Dell Latitude Repair Manuals Dell Laptop Repair Dell Repair Manuals Latitude 3420 Palmrest

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