Fix Your Stuff Community Store

Lenovo ThinkPad L490 Fan and Heatsink Replacement

Introduction

If the Lenovo ThinkPad L490 is overheating too much, this usually means that you need to replace the Lenovo ThinkPad L490's battery.

For this guide, you will need the Spudger and the Phillips #0 screwdriver. This guide does not have any difficult steps other than disconnecting the connectors carefully.

What you need

  1. Lenovo ThinkPad L490 Fan and Heatsink Replacement, Lower Case: step 1, image 1 of 2 Lenovo ThinkPad L490 Fan and Heatsink Replacement, Lower Case: step 1, image 2 of 2

    • Completely shut down your device and disconnect any peripheries before beginning.

    • Lay the laptop down with the lower case facing up.

    • Use a Phillips #00 screwdriver to remove eight 3 mm screws that secure the lower case.

    Edit

  2. Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 2, image 1 of 2 Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 2, image 2 of 2

    • Lift the lower case up and off of the chassis.

    • If necessary, insert an opening pick into the gap between the lower case and chassis and pry around the entire perimeter until the lower case fully releases.

    Edit

  4. Lenovo ThinkPad L490 Fan and Heatsink Replacement, Fan and Heatsink: step 3, image 1 of 1

    • Grip the battery connector and pull it directly out of its motherboard socket.

    Edit

  5. Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 4, image 1 of 3 Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 4, image 2 of 3 Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 4, image 3 of 3

    • Use your fingernails to gently "walk" the fan connector directly out of its motherboard socket.

    Edit

  6. Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 5, image 1 of 2 Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 5, image 2 of 2

    • Use a Phillips #00 screwdriver to remove the four M2 x 2.5 mm screws that secure the heatsink.

    Edit

  7. Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 6, image 1 of 3 Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 6, image 2 of 3 Lenovo ThinkPad L490 Fan and Heatsink Replacement: step 6, image 3 of 3

    • Gently remove the fan/heatsink assembly.

    Edit
Conclusion

To reassemble your device, follow the above steps in reverse order.

Take your e-waste to an R2 or e-Stewards certified recycler.

Author

with 3 other contributors

Samuel Crook

Member since: 09/05/24

359 Reputation

1 Guide authored

Badges: 6

+3 more badges

Team

Gateway, Team 8-4, Gonzalez Fall 2024 Member of Gateway, Team 8-4, Gonzalez Fall 2024

GCC-GONZALEZ-F24S8G4

4 Members

4 Guides authored

0 Guide Comments

Add Comment

View Statistics:

Past 24 Hours: 0

Past 7 Days: 4

Past 30 Days: 13

All Time: 204