Lenovo ThinkPad T490 RAM Replacement

Introduction

In this guide, we show you how to uninstall and reinstall RAM, or Random Access Memory. This critical component helps devices in storing files and keeping them in “memory.” It serves as a temporary storage for your computer’s operating system, software programs, etc. The more of it you have, the better for the long-term.

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Étape 1 Unscrew the base plate

Lenovo ThinkPad T490 RAM Replacement, Unscrew the base plate: étape 1, image 1 de 1

Remove the screws from the base plate for access to the motherboard using a Philips #00 screwdriver.

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Étape 2 Pry the base plate off

Lenovo ThinkPad T490 RAM Replacement, Pry the base plate off: étape 2, image 1 de 2

Lenovo ThinkPad T490 RAM Replacement, Pry the base plate off: étape 2, image 2 de 2

Once the screws are off, start to pry the base plate off.
Fully remove the base plate so you can access the RAM.

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Étape 3 Locate components

Lenovo ThinkPad T490 RAM Replacement, Locate components: étape 3, image 1 de 1

Locate the RAM module (blue box on the left)…
…and the laptop's battery (pink box on the right).

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Étape 4 Disconnect the battery

Lenovo ThinkPad T490 RAM Replacement, Disconnect the battery: étape 4, image 1 de 2

Lenovo ThinkPad T490 RAM Replacement, Disconnect the battery: étape 4, image 2 de 2

First, for the reinstallation process, disconnect and remove the battery.
Be cautious when handling any batteries. A punctured or damaged battery is a fire risk and should be disposed of immediately.
To remove the RAM battery, tug the black cables and disconnect the metal head from the socket.

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Étape 5 Remove the RAM stick

Lenovo ThinkPad T490 RAM Replacement, Remove the RAM stick: étape 5, image 1 de 2

Lenovo ThinkPad T490 RAM Replacement, Remove the RAM stick: étape 5, image 2 de 2

For the RAM stick, first remove the black flap that is covering it.
Once the black flap is removed, slide the RAM stick out for further inspection. Slide it back in and place the black flap over it to restart the process.

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Conclusion

To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.