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Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement

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Use this guide to replace the heat sink of the Lenovo IdeaPad 3-1481W000NGUS.

The heat sink transfers heat from the central processing unit to the rest of the computer. Without the heat sink, the CPU would over-heat over time and the computer would cease to work.

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  1. Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement, Back Cover: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement, Back Cover: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement, Back Cover: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
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    • Orient the laptop so that the bottom is facing up.

    • Remove the six 7 mm screws using a Phillips #00 screwdriver.

    • Remove the four 4 mm screws using a Phillips #00 screwdriver.

    • Throughout this repair, keep track of each screw and make sure it goes back exactly where it came from.

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  3. Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Pry up the sides of the back case using the iFixit opening tool. Then, lift to remove.

    • You may hear snapping when removing the panel. This is normal!

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  4. Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement, Heat Sink: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement, Heat Sink: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Heat Sink Replacement, Heat Sink: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the four 3 mm Phillips screws that secure the heat sink.

    • Gently lift the heat sink up and out.

    • Reapply thermal paste before installing a new heatsink.

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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.

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John

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