Dell XPS 16 (9640) How-To Install & Replace Your Palmrest Assembly

By on February 6, 2025 · 8:23 am
PrintEmail

In this Dell laptop tutorial we are going to show you how to install and replace the Palmrest Assembly on your XPS 16 (9640) laptop. These installation instructions have been made into 25 easy to follow printable steps. We have also created a video tutorial that shows you how to install your XPS 16 (9640) Palmrest 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 T5 Torx screwdriver
  • 1 x small plastic scribe
XPS 16 9640 Palmrest Assembly

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
XPS 16 9640 Palmrest Assembly


Installation and Removal Instructions
XPS 16 (9640) Palmrest 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

CAUTION: Electrostatic Discharge (ESD) is the build up of static electricity on a person's body. This can cause serious damage to your laptop. You can use an ESD wrist strap and/or an ESD mat to help prevent this.

Step 2

  • CAUTION: Electrostatic Discharge (ESD) is the build up of static electricity on a person's body. This can cause serious damage to your laptop. You can use an ESD wrist strap and/or an ESD mat to help prevent this.
CAUTION: Electrostatic Discharge (ESD) is the build up of static electricity on a person's body. This can cause serious damage to your laptop. You can use an ESD wrist strap and/or an ESD mat to help prevent this.CAUTION: Electrostatic Discharge (ESD) is the build up of static electricity on a person's body. This can cause serious damage to your laptop. You can use an ESD wrist strap and/or an ESD mat to help prevent this.
TOOLS FOR THIS REPAIR: Phillips #0 & T5 Torx Screwdrivers and a

Step 3

TOOLS FOR THIS REPAIR: Phillips #0 & T5 Torx Screwdrivers and a Unscrew the Bottom Base Cover (8 x M2 x 3mm).Pry apart and remove the Bottom Base Cover.TOOLS FOR THIS REPAIR: Phillips #0 & T5 Torx Screwdrivers and a
Disconnect the battery cable.

Step 4

  • Disconnect the battery cable.
Disconnect the battery cable.Disconnect the battery cable.
Unscrew and remove the Battery (6 X 2mm x 4.5mm).

Step 5

  • Unscrew and remove the Battery (6 X 2mm x 4.5mm).
Unscrew and remove the Battery (6 X 2mm x 4.5mm).Unscrew and remove the Battery (6 X 2mm x 4.5mm).
Unscrew the GPU Cooling Fan (3 X 2mm x 4.5mm).

Step 6

  • Unscrew the GPU Cooling Fan (3 X 2mm x 4.5mm).
  • Unsnap the locking tab and disconnect the GPU Cooling Fan.
Unscrew the GPU Cooling Fan (3 X 2mm x 4.5mm).Unsnap the locking tab and disconnect the GPU Cooling Fan.Unscrew the GPU Cooling Fan (3 X 2mm x 4.5mm).
Unscrew the CPU Cooling Fan (3 X 2mm x 4.5mm).

Step 7

  • Unscrew the CPU Cooling Fan (3 X 2mm x 4.5mm).
  • Unsnap the locking tab and disconnect the CPU Cooling Fan.
Unscrew the CPU Cooling Fan (3 X 2mm x 4.5mm).Unsnap the locking tab and disconnect the CPU Cooling Fan.Unscrew the CPU Cooling Fan (3 X 2mm x 4.5mm).
Unscrew and disconnect the LCD bracket and cables (2 X 1.4mm x 1.3mm) (2 x M2 x 3mm).

Step 8

  • Unscrew and disconnect the LCD bracket and cables (2 X 1.4mm x 1.3mm) (2 x M2 x 3mm).
Unscrew and disconnect the LCD bracket and cables (2 X 1.4mm x 1.3mm) (2 x M2 x 3mm).Unscrew and disconnect the LCD bracket and cables (2 X 1.4mm x 1.3mm) (2 x M2 x 3mm).Unscrew and disconnect the LCD bracket and cables (2 X 1.4mm x 1.3mm) (2 x M2 x 3mm).Unscrew and disconnect the LCD bracket and cables (2 X 1.4mm x 1.3mm) (2 x M2 x 3mm).
Unscrew the left and right LCD hinges (4 x M2.5 x 6mm).

Step 9

  • Unscrew the left and right LCD hinges (4 x M2.5 x 6mm).
Unscrew the left and right LCD hinges (4 x M2.5 x 6mm).Unscrew the left and right LCD hinges (4 x M2.5 x 6mm).
Unfold the LCD display assembly and separate it from the palmrest assembly.

Step 10

  • Unfold the LCD display assembly and separate it from the palmrest assembly.
Unfold the LCD display assembly and separate it from the palmrest assembly.Unfold the LCD display assembly and separate it from the palmrest assembly.
Unscrew and remove the Heatsink. Follow the numbered sequence as shown.

Step 11

  • Unscrew and remove the Heatsink. Follow the numbered sequence as shown.
  • -INTEGRATED GRAPHICS HEATSINK (4 X Captive Screws)
  • -DISCRETE GRAPHICS HEATSINK (6 X Captive Screws).
Unscrew and remove the Heatsink. Follow the numbered sequence as shown.-INTEGRATED GRAPHICS HEATSINK (4 X Captive Screws)-DISCRETE GRAPHICS HEATSINK (6 X Captive Screws).
Unscrew and remove the WiFi bracket (1 x M2 x 3mm).

Step 12

  • Unscrew and remove the WiFi bracket (1 x M2 x 3mm).
  • Disconnect the antenna cables.
Unscrew and remove the WiFi bracket (1 x M2 x 3mm).Disconnect the antenna cables.Unscrew and remove the WiFi bracket (1 x M2 x 3mm).
Unclip the locking tab and then disconnect the power button cable.

Step 13

  • Unclip the locking tab and then disconnect the power button cable.
Unclip the locking tab and then disconnect the power button cable.Unclip the locking tab and then disconnect the power button cable.
Disconnect the left and right speaker cables.

Step 14

  • Disconnect the left and right speaker cables.
Disconnect the left and right speaker cables.Disconnect the left and right speaker cables.
Unclip the locking tab and then disconnect the touch panel cable.

Step 15

  • Unclip the locking tab and then disconnect the touch panel cable.
Unclip the locking tab and then disconnect the touch panel cable.Unclip the locking tab and then disconnect the touch panel cable.
Unclip the locking tab and then disconnect the touchpad cable.

Step 16

  • Unclip the locking tab and then disconnect the touchpad cable.
Unclip the locking tab and then disconnect the touchpad cable.Unclip the locking tab and then disconnect the touchpad cable.
Unclip the locking tab and then disconnect the keyboard controller cable.

Step 17

  • Unclip the locking tab and then disconnect the keyboard controller cable.
Unclip the locking tab and then disconnect the keyboard controller cable.Unclip the locking tab and then disconnect the keyboard controller cable.
Unscrew and remove the Motherboard (9 X 2mm x 4.5mm).

Step 18

Unscrew and remove the Motherboard (9 X 2mm x 4.5mm).Unscrew and remove the Motherboard (9 X 2mm x 4.5mm).
Lift the left and right speakers from the palmrest assembly.

Step 19

  • Lift the left and right speakers from the palmrest assembly.
Lift the left and right speakers from the palmrest assembly.Lift the left and right speakers from the palmrest assembly.
Unclip the locking tab and then disconnect the backlight keyboard cable.

Step 20

  • Unclip the locking tab and then disconnect the backlight keyboard cable.
  • Unclip the locking tab and then disconnect the keyboard cable.
Unclip the locking tab and then disconnect the backlight keyboard cable.Unclip the locking tab and then disconnect the keyboard cable.Unclip the locking tab and then disconnect the backlight keyboard cable.Unclip the locking tab and then disconnect the backlight keyboard cable.
Unscrew and remove the power button bracket (4 X 1.4mm x 1.5mm).

Step 21

  • Unscrew and remove the power button bracket (4 X 1.4mm x 1.5mm).
  • Remove the power button, routing the cable through the palmrest assembly.
Unscrew and remove the power button bracket (4 X 1.4mm x 1.5mm).Remove the power button, routing the cable through the palmrest assembly.Unscrew and remove the power button bracket (4 X 1.4mm x 1.5mm).Unscrew and remove the power button bracket (4 X 1.4mm x 1.5mm).
Unscrew the keyboard (23 X 1.4mm x 1.3mm).

Step 22

  • Unscrew the keyboard (23 X 1.4mm x 1.3mm).
  • Use a plastic scribe to press through the holes and unmount the keyboard.
  • ***FOLLOW THE ORIGINAL STEPS IN REVERSE TO REASSEMBLE YOUR LAPTOP.
Unscrew the keyboard (23 X 1.4mm x 1.3mm).Use a plastic scribe to press through the holes and unmount the keyboard.***FOLLOW THE ORIGINAL STEPS IN REVERSE TO REASSEMBLE YOUR LAPTOP.Unscrew the keyboard (23 X 1.4mm x 1.3mm).
The remaining part is the Palmrest Assembly.

Step 23

  • The remaining part is the Palmrest Assembly.
BEFORE REPLACING HEATSINK: Wipe away any old thermal paste from the processors and heatsink.

Step 24

  • BEFORE REPLACING HEATSINK: Wipe away any old thermal paste from the processors and heatsink.
  • ***NOTE: Make sure to not touch the heat transfer areas on the heatsink and processors. The oils on your skin can reduce the heat transfer capability of the thermal paste.
BEFORE REPLACING HEATSINK: Wipe away any old thermal paste from the processors and heatsink.***NOTE: Make sure to not touch the heat transfer areas on the heatsink and processors. The oils on your skin can reduce the heat transfer capability of the thermal paste.BEFORE REPLACING HEATSINK: Wipe away any old thermal paste from the processors and heatsink.
Apply a small amount of new thermal paste to the processors.

Step 25

  • Apply a small amount of new thermal paste to the processors.
  • Replace the heatsink.
Apply a small amount of new thermal paste to the processors.Replace the heatsink.Apply a small amount of new thermal paste to the processors.Apply a small amount of new thermal paste to the processors.
XPS 16 9640 Palmrest Assembly

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
XPS 16 9640 Palmrest Assembly

Topics: Dell XPS Repair Manuals Dell Laptop Repair Dell Repair Manuals Palmrest Assembly XPS 16 (9640)

Tags

Join the conversation!

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.