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

By Ricardo on February 5, 2025 · 2:19 pm

In this Dell laptop tutorial we are going to show you how to install and replace the Heatsink on your XPS 16 (9640) laptop. These installation instructions have been made into 7 easy to follow printable steps. We have also created a video tutorial that shows you how to install your XPS 16 (9640) Heatsink.

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 Heatsink

Dell Laptop Replacement Parts Needed

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XPS 16 9640 Heatsink

Video tutorial repair manual

Installation and Removal Instructions
XPS 16 (9640) Heatsink

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

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.

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.

TOOLS FOR THIS REPAIR: Phillips #0 & T5 Torx Screwdrivers and a

Step 3

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

Step 4

Disconnect the battery cable.

Unscrew and remove the Heatsink. Follow the numbered sequence as shown.

Step 5

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).

BEFORE REPLACING HEATSINK: Wipe away any old thermal paste from the processors and heatsink.

Step 6

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.